Initial Core 2 study project

quizzes/OPS-1-quiz.md

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+# OPS-1 Quiz: Documentation and Support Systems
+
+Take this after studying `notes/OPS-1-documentation-support-systems.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which information belongs in a support ticket?
+
+A. Only the technician's favorite tool  
+B. User, device, issue, severity, steps, and resolution  
+C. Only the desktop background  
+D. Only the weather  
+
+2. What does an asset tag help identify?
+
+A. The user's password  
+B. The monitor color temperature  
+C. The managed device in inventory records  
+D. The browser homepage  
+
+3. What is an SLA?
+
+A. A service level agreement defining expected support terms  
+B. A screen layout assistant  
+C. A backup cable  
+D. A command prompt shortcut  
+
+4. What is a knowledge base article used for?
+
+A. Storing private passwords  
+B. Replacing all tickets  
+C. Disabling escalation  
+D. Reusing documented solutions to known issues  
+
+5. What is an SOP?
+
+A. A wireless antenna type  
+B. A repeatable standard operating procedure  
+C. A disk partition format  
+D. A certificate warning  
+
+## Answer Key For Instructor
+
+1. B
+2. C
+3. A
+4. D
+5. B

quizzes/OPS-10-quiz.md

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+# OPS-10 Quiz: AI Concepts
+
+Take this after studying `notes/OPS-10-ai-concepts.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. What is an AI hallucination?
+
+A. A confident but false or unsupported output  
+B. A verified source citation  
+C. A backup rotation method  
+D. A remote desktop protocol  
+
+2. What should you do before entering private company data into an AI tool?
+
+A. Post it publicly  
+B. Disable all logs  
+C. Check company policy and approval  
+D. Ignore data sensitivity  
+
+3. Why can AI output be biased?
+
+A. Because backups are encrypted  
+B. Because RDP is enabled  
+C. Because toner is low  
+D. Because output may reflect skewed training data or assumptions  
+
+4. What should you do with AI-generated technical steps before using them?
+
+A. Trust them automatically  
+B. Verify them before acting  
+C. Delete the ticket  
+D. Skip testing  
+
+5. Which AI use is highest risk?
+
+A. Explaining a public error code  
+B. Pasting sensitive customer data into an unapproved public AI tool  
+C. Drafting a generic checklist  
+D. Summarizing public documentation  
+
+## Answer Key For Instructor
+
+1. A
+2. C
+3. D
+4. B
+5. B

quizzes/OPS-2-quiz.md

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+# OPS-2 Quiz: Change Management
+
+Take this after studying `notes/OPS-2-change-management.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. What should a change plan include in case the update fails?
+
+A. Wallpaper plan  
+B. Rollback plan  
+C. Keyboard shortcut list  
+D. Browser favorites  
+
+2. What type of change is usually low-risk, repeatable, and preapproved?
+
+A. Emergency  
+B. Unknown  
+C. Standard  
+D. Unauthorized  
+
+3. Why use a maintenance window?
+
+A. To reduce impact on users and operations  
+B. To avoid documenting the change  
+C. To remove approval requirements  
+D. To skip backups  
+
+4. What is a change freeze?
+
+A. A file compression method  
+B. A hardware cooling feature  
+C. A command-line shell  
+D. A period when noncritical changes are restricted  
+
+5. What should happen after an emergency change?
+
+A. Delete all records  
+B. Document and review it according to policy  
+C. Ignore user impact  
+D. Disable ticketing  
+
+## Answer Key For Instructor
+
+1. B
+2. C
+3. A
+4. D
+5. B

quizzes/OPS-3-quiz.md

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+# OPS-3 Quiz: Backup and Recovery
+
+Take this after studying `notes/OPS-3-backup-recovery.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. Which backup includes all selected data?
+
+A. Incremental  
+B. Full  
+C. Differential  
+D. Synthetic only  
+
+2. Which backup saves changes since the last full backup?
+
+A. Incremental only  
+B. Firmware  
+C. Differential  
+D. Proxy  
+
+3. What does the 3-2-1 rule include?
+
+A. Three copies, two media types, one offsite copy  
+B. Three passwords, two users, one printer  
+C. Three browsers, two tabs, one cache  
+D. Three updates, two drivers, one cable  
+
+4. Why test restores?
+
+A. To reduce screen brightness  
+B. To change the hostname  
+C. To remove asset tags  
+D. To verify backup data can actually be recovered  
+
+5. Which backup type saves changes since the last backup of any type?
+
+A. Full  
+B. Incremental  
+C. Differential  
+D. Manual only  
+
+## Answer Key For Instructor
+
+1. B
+2. C
+3. A
+4. D
+5. B

quizzes/OPS-4-quiz.md

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+# OPS-4 Quiz: Safety Procedures
+
+Take this after studying `notes/OPS-4-safety-procedures.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. What protects components from electrostatic discharge?
+
+A. Louder speakers  
+B. Antistatic wrist strap and ESD mat  
+C. More browser tabs  
+D. Dark wallpaper  
+
+2. What should be done before opening a desktop for repair?
+
+A. Disable all tickets  
+B. Clear browser cache  
+C. Disconnect power according to procedure  
+D. Change the SLA  
+
+3. How should a removed motherboard be stored?
+
+A. In an antistatic bag  
+B. On carpet  
+C. Under a drink cup  
+D. In a printer tray  
+
+4. What is proper action for moving a heavy printer?
+
+A. Drag it by cables  
+B. Balance it on one hand  
+C. Ignore manufacturer guidance  
+D. Use proper lifting technique or get assistance  
+
+5. Why manage cables?
+
+A. To increase malware risk  
+B. To reduce trip hazards and improve organization  
+C. To disable grounding  
+D. To block ventilation  
+
+## Answer Key For Instructor
+
+1. B
+2. C
+3. A
+4. D
+5. B

quizzes/OPS-5-quiz.md

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+# OPS-5 Quiz: Environmental Controls
+
+Take this after studying `notes/OPS-5-environmental-controls.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. What device provides short-term battery power during an outage?
+
+A. Surge suppressor  
+B. UPS  
+C. Toner cartridge  
+D. Patch panel  
+
+2. What document gives safety guidance for chemicals or materials?
+
+A. SDS or MSDS  
+B. SLA  
+C. SSID  
+D. RDP  
+
+3. What is a brownout?
+
+A. Complete loss of power  
+B. A malware alert  
+C. A low-voltage power condition  
+D. A browser redirect  
+
+4. How should used toner be handled?
+
+A. Thrown anywhere  
+B. Washed down a sink  
+C. Stored in RAM slots  
+D. Recycled or disposed of according to policy  
+
+5. Why does equipment need ventilation?
+
+A. To reduce overheating risk  
+B. To improve password length  
+C. To disable updates  
+D. To remove asset tags  
+
+## Answer Key For Instructor
+
+1. B
+2. A
+3. C
+4. D
+5. A
+

quizzes/OPS-6-quiz.md

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+# OPS-6 Quiz: Policy, Privacy, and Licensing
+
+Take this after studying `notes/OPS-6-policy-privacy-licensing.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. What does chain of custody document?
+
+A. Evidence handling and transfer history  
+B. Screen brightness  
+C. Toner density  
+D. Wi-Fi channel width  
+
+2. What does order of volatility help decide?
+
+A. Which monitor to replace first  
+B. Which evidence to collect first  
+C. Which font to use  
+D. Which wallpaper to deploy  
+
+3. What is an EULA?
+
+A. Emergency user login account  
+B. Ethernet uplink layer adapter  
+C. End-user license agreement  
+D. External USB logging app  
+
+4. What does an acceptable use policy define?
+
+A. Rules for appropriate use of company systems  
+B. Backup cable length  
+C. Printer tray order  
+D. Screen resolution  
+
+5. Which statement about open-source software is correct?
+
+A. It never has license terms  
+B. It may still have license requirements  
+C. It cannot be used by businesses  
+D. It disables compliance  
+
+## Answer Key For Instructor
+
+1. A
+2. B
+3. C
+4. A
+5. B
+

quizzes/OPS-7-quiz.md

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+# OPS-7 Quiz: Professionalism
+
+Take this after studying `notes/OPS-7-professionalism.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. What is the best first response to an unclear user issue?
+
+A. Ask open-ended questions  
+B. Blame the user  
+C. Close the ticket  
+D. Delete the profile  
+
+2. Why restate the user's issue?
+
+A. To avoid documenting it  
+B. To confirm understanding  
+C. To prove the user is wrong  
+D. To skip troubleshooting  
+
+3. A repair will take longer than expected. What should you do?
+
+A. Say nothing  
+B. Hide the delay  
+C. Communicate status and reset expectations  
+D. Delete the ticket  
+
+4. A user requests access to another user's files. What matters most?
+
+A. File size  
+B. Screen brightness  
+C. Wallpaper policy  
+D. Authorization and confidentiality  
+
+5. Which behavior should be avoided?
+
+A. Active listening  
+B. Dismissing or judging the user  
+C. Follow-up  
+D. Documentation  
+
+## Answer Key For Instructor
+
+1. A
+2. B
+3. C
+4. D
+5. B
+

quizzes/OPS-8-quiz.md

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+# OPS-8 Quiz: Scripting Basics
+
+Take this after studying `notes/OPS-8-scripting-basics.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. Which extension is commonly used for PowerShell scripts?
+
+A. `.bat`  
+B. `.ps1`  
+C. `.jpg`  
+D. `.xlsx`  
+
+2. Which extension is commonly used for Bash shell scripts?
+
+A. `.sh`  
+B. `.docx`  
+C. `.png`  
+D. `.iso`  
+
+3. What is a common scripting use case?
+
+A. Physically lifting a printer  
+B. Replacing toner  
+C. Automating software installation  
+D. Cleaning a monitor  
+
+4. What is a risk of running an unknown script?
+
+A. It may change settings or introduce malware  
+B. It always improves security  
+C. It cannot affect files  
+D. It disables all permissions  
+
+5. What should you do before broad script deployment?
+
+A. Skip testing  
+B. Test and review the script  
+C. Delete all backups  
+D. Disable rollback  
+
+## Answer Key For Instructor
+
+1. B
+2. A
+3. C
+4. A
+5. B
+

quizzes/OPS-9-quiz.md

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+# OPS-9 Quiz: Remote Access
+
+Take this after studying `notes/OPS-9-remote-access.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. Which protocol is commonly used for secure command-line access?
+
+A. RDP  
+B. SSH  
+C. VNC  
+D. SPICE  
+
+2. What does a VPN provide?
+
+A. Encrypted access into a private network  
+B. Toner recycling  
+C. Screen cleaning  
+D. File deletion only  
+
+3. What should happen before starting user screen sharing?
+
+A. Ignore the user  
+B. Disable authentication  
+C. Get user approval  
+D. Publish the session  
+
+4. What security principle limits technician access to only what is needed?
+
+A. Highest privilege  
+B. Open access  
+C. Anonymous access  
+D. Least privilege  
+
+5. Which tool category supports managed monitoring and administration?
+
+A. MSDS  
+B. EULA  
+C. RMM  
+D. GFS  
+
+## Answer Key For Instructor
+
+1. B
+2. A
+3. C
+4. D
+5. C

quizzes/OS-1-quiz.md

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+# OS-1 Quiz: Windows Editions and System Information
+
+Take this after studying `notes/OS-1-windows-editions-system-info.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A small business needs Windows computers to join a domain and use Group Policy. Which Windows edition is the best minimum choice?
+
+A. Windows Home  
+B. Windows Pro  
+C. Windows SE  
+D. Windows IoT  
+
+2. Which command opens a graphical dialog showing the Windows version and build?
+
+A. `whoami`  
+B. `hostname`  
+C. `ping`  
+D. `winver`  
+
+3. Which command is best for collecting detailed Windows inventory information such as OS version, BIOS version, system type, and memory?
+
+A. `systeminfo`  
+B. `ipconfig`  
+C. `netstat`  
+D. `gpupdate`  
+
+4. Which Linux command or file is commonly used to identify the distribution name and version?
+
+A. `chmod`  
+B. `ping 127.0.0.1`  
+C. `cat /etc/os-release`  
+D. `net use`  
+
+5. A technician wants to verify which user account is currently active before making changes. Which command should they use on Windows or Linux?
+
+A. `hostname`  
+B. `whoami`  
+C. `uname -a`  
+D. `tracert`  
+
+6. A PC cannot upgrade to Windows 11 because it does not meet a security hardware requirement. Which item should the technician check?
+
+A. exFAT  
+B. Telnet  
+C. POP3  
+D. TPM 2.0  
+
+7. Which Windows tool can show BIOS Mode and Secure Boot State?
+
+A. Disk Cleanup  
+B. Services  
+C. System Information  
+D. Resource Monitor  
+
+## Answer Key For Instructor
+
+1. B
+2. D
+3. A
+4. C
+5. B
+6. D
+7. C

quizzes/OS-10-quiz.md

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+# OS-10 Quiz: Application Installation Requirements
+
+Take this after studying `notes/OS-10-application-installation-requirements.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Can a 32-bit operating system run a 64-bit application?
+
+A. Yes, always  
+B. Only if the app is installed from an ISO  
+C. Only if the system has enough RAM  
+D. No  
+
+2. On 64-bit Windows, where are many 32-bit desktop applications installed by default?
+
+A. `C:\Program Files (x86)`  
+B. `C:\Windows\System32`  
+C. `C:\Users\Public`  
+D. `C:\Drivers`  
+
+3. An application requires a dedicated GPU with 4 GB VRAM. Which requirement is being described?
+
+A. Storage  
+B. Network  
+C. Graphics  
+D. Package manager  
+
+4. What is an ISO file?
+
+A. A compressed user profile  
+B. A disk image that can be mounted like a virtual disc  
+C. A firewall rule  
+D. A password database  
+
+5. A company wants new PCs deployed with the OS, drivers, and standard apps already installed. Which method fits best?
+
+A. Manual registry editing  
+B. APIPA  
+C. Safe Mode  
+D. Image deployment  
+
+6. Why should business impact be considered before upgrading a critical application?
+
+A. It changes the MAC address  
+B. It disables DNS automatically  
+C. The app may affect workflows, downtime, or dependent processes  
+D. It always removes user accounts  
+
+7. Which Linux command shows memory usage in human-readable units?
+
+A. `dig`  
+B. `free -h`  
+C. `chmod`  
+D. `pwd`  
+
+## Answer Key For Instructor
+
+1. D
+2. A
+3. C
+4. B
+5. D
+6. C
+7. B
+

quizzes/OS-11-quiz.md

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+# OS-11 Quiz: Cloud Productivity Tools
+
+Take this after studying `notes/OS-11-cloud-productivity-tools.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which cloud productivity feature keeps files available across multiple devices?
+
+A. File synchronization  
+B. APIPA  
+C. Disk defragmentation  
+D. Secure Boot  
+
+2. A user can sign in to the company portal but cannot open the licensed presentation app. What should the technician check?
+
+A. Drive letter assignment  
+B. BIOS time  
+C. License assignment  
+D. File system type  
+
+3. Which concept allows user account changes in one directory to appear in connected cloud services?
+
+A. Disk imaging  
+B. Identity synchronization  
+C. Local formatting  
+D. File compression  
+
+4. Which is an example of a cloud collaboration tool?
+
+A. Disk cleanup  
+B. Device Manager  
+C. Local-only Notepad file  
+D. Shared online document editing  
+
+5. What does an online-only cloud file usually mean?
+
+A. The file is stored only in BIOS  
+B. The file cannot be shared  
+C. The file appears locally but downloads when opened  
+D. The file is a printer driver  
+
+6. Why are cloud licenses easier to manage than physical license keys?
+
+A. They disable MFA  
+B. They can be centrally assigned and moved between users  
+C. They replace DNS  
+D. They require FAT32  
+
+7. Which service is commonly included in cloud productivity suites?
+
+A. POST beep codes  
+B. RAID controller firmware  
+C. Thermal paste management  
+D. Email  
+
+## Answer Key For Instructor
+
+1. A
+2. C
+3. B
+4. D
+5. C
+6. B
+7. D
+

quizzes/OS-2-quiz.md

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+# OS-2 Quiz: Windows Installation, Boot, and Recovery
+
+Take this after studying `notes/OS-2-windows-installation-recovery.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. A technician needs to install Windows on a used PC and remove the previous operating system and data. Which installation type is best?
+
+A. Upgrade install  
+B. In-place repair  
+C. Clean install  
+D. PXE boot only  
+
+2. A user wants to move to a newer supported Windows version while keeping compatible apps and files. Which installation type fits best?
+
+A. Clean install  
+B. Upgrade install  
+C. System image recovery  
+D. Low-level format  
+
+3. Windows fails to boot after a power loss. Which recovery option should the technician try first for common startup issues?
+
+A. Disk Cleanup  
+B. Device Manager  
+C. Credential Manager  
+D. Startup Repair  
+
+4. Which statement best describes System Restore?
+
+A. It restores personal documents from cloud storage.  
+B. It securely erases the drive.  
+C. It rolls system files and settings back to a restore point.  
+D. It changes the computer name.  
+
+5. Which command restarts Windows directly into Advanced Startup options?
+
+A. `shutdown /s /t 0`  
+B. `shutdown /r /o /t 0`  
+C. `sfc /scannow`  
+D. `ipconfig /release`  
+
+## Answer Key For Instructor
+
+1. C
+2. B
+3. D
+4. C
+5. B
+

quizzes/OS-3-quiz.md

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+# OS-3 Quiz: Windows Administrative Tools
+
+Take this after studying `notes/OS-3-windows-admin-tools.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B`
+
+## Questions
+
+1. A Windows service failed to start during boot. Which tool should the technician check first for detailed logged errors?
+
+A. Disk Management  
+B. Event Viewer  
+C. Device Manager  
+D. Task Scheduler  
+
+2. A user installed a printer, but Windows shows a driver problem. Which tool should the technician use?
+
+A. Performance Monitor  
+B. Disk Cleanup  
+C. Local Security Policy  
+D. Device Manager  
+
+3. A technician needs to assign a new drive letter to a partition. Which tool should they use?
+
+A. Resource Monitor  
+B. Task Manager  
+C. Disk Management  
+D. Event Viewer  
+
+4. A computer is slow right now, and the technician wants to see live CPU, memory, disk, and network activity. Which tool fits best?
+
+A. System Restore  
+B. Resource Monitor  
+C. Local Users and Groups  
+D. Windows Defender Firewall  
+
+5. A technician needs a script to run automatically every night. Which tool should they use?
+
+A. Services  
+B. Device Manager  
+C. System Information  
+D. Task Scheduler  
+
+## Answer Key For Instructor
+
+1. B
+2. D
+3. C
+4. B
+5. D
+

quizzes/OS-4-quiz.md

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+# OS-4 Quiz: Windows Command Line
+
+Take this after studying `notes/OS-4-windows-command-line.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which command shows detailed Windows network adapter information, including DNS and DHCP details?
+
+A. `ping`  
+B. `hostname`  
+C. `winver`  
+D. `ipconfig /all`  
+
+2. A user can ping `8.8.8.8` but cannot browse to `example.com`. Which command should the technician use to test DNS resolution?
+
+A. `chkdsk /f`  
+B. `gpupdate /force`  
+C. `nslookup example.com`  
+D. `format`  
+
+3. Which command shows active connections, listening ports, and process IDs?
+
+A. `sfc /scannow`  
+B. `netstat -ano`  
+C. `dir`  
+D. `whoami`  
+
+4. Which command scans protected Windows system files and repairs them when possible?
+
+A. `tracert`  
+B. `net use`  
+C. `pathping`  
+D. `sfc /scannow`  
+
+5. Which command forces Group Policy to refresh on a Windows system?
+
+A. `gpupdate /force`  
+B. `gpresult /r`  
+C. `winver`  
+D. `hostname`  
+
+6. Which command-line tool can manage partitions and is dangerous if misused?
+
+A. `whoami`  
+B. `nslookup`  
+C. `diskpart`  
+D. `help dir`  
+
+7. Which command displays syntax help for many Windows commands?
+
+A. `..`  
+B. `/?`  
+C. `127.0.0.1`  
+D. `C:`  
+
+## Answer Key For Instructor
+
+1. D
+2. C
+3. B
+4. D
+5. A
+6. C
+7. B
+

quizzes/OS-5-quiz.md

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+# OS-5 Quiz: OS Types and File Systems
+
+Take this after studying `notes/OS-5-os-types-filesystems.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which file system is the normal modern choice for Windows system drives?
+
+A. ext4  
+B. APFS  
+C. NTFS  
+D. XFS  
+
+2. Which file system is broadly compatible but has a 4 GB maximum single-file size?
+
+A. NTFS  
+B. FAT32  
+C. ReFS  
+D. APFS  
+
+3. Which file system is commonly used by Linux systems?
+
+A. HFS+  
+B. exFAT  
+C. NTFS  
+D. ext4  
+
+4. Which operating system is most associated with Chromebooks and cloud/web-based workflows?
+
+A. ChromeOS  
+B. Windows Server  
+C. iPadOS  
+D. Android  
+
+5. Which mobile operating system is Linux-based and used by many device manufacturers?
+
+A. iOS  
+B. macOS  
+C. Android  
+D. ChromeOS  
+
+6. Which file system is Apple's modern file system for macOS, iOS, and iPadOS?
+
+A. ReFS  
+B. APFS  
+C. FAT32  
+D. XFS  
+
+7. Which command on Linux shows mounted file systems and their file-system types?
+
+A. `whoami`  
+B. `ping 127.0.0.1`  
+C. `gpupdate /force`  
+D. `df -T`  
+
+## Answer Key For Instructor
+
+1. C
+2. B
+3. D
+4. A
+5. C
+6. B
+7. D
+

quizzes/OS-6-quiz.md

@@ -0,0 +1,68 @@
+# OS-6 Quiz: Windows Control Panel and Settings
+
+Take this after studying `notes/OS-6-windows-control-panel-settings.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A technician needs to uninstall a classic desktop application. Which tool is the best fit?
+
+A. Device Manager  
+B. Programs and Features  
+C. Event Viewer  
+D. Resource Monitor  
+
+2. A user wants Windows to show hidden files and file extensions. Which area should the technician open?
+
+A. Power Options  
+B. Windows Defender Firewall  
+C. Devices and Printers  
+D. File Explorer Options  
+
+3. A laptop user wants closing the lid to do nothing while connected to a docking station. Which area should be configured?
+
+A. Power Options  
+B. Internet Options  
+C. Indexing Options  
+D. User Accounts  
+
+4. Which command opens Network Connections so a technician can view or change adapter settings?
+
+A. `appwiz.cpl`  
+B. `firewall.cpl`  
+C. `ncpa.cpl`  
+D. `powercfg.cpl`  
+
+5. A printer needs to be managed from the classic Control Panel interface. Which command can open the right area?
+
+A. `control folders`  
+B. `control printers`  
+C. `msconfig`  
+D. `perfmon`  
+
+6. A technician needs to manage a device driver. Which tool should they use?
+
+A. Disk Cleanup  
+B. Task Scheduler  
+C. Indexing Options  
+D. Device Manager  
+
+7. Which command opens the Windows Settings app?
+
+A. `eventvwr.msc`  
+B. `chkdsk`  
+C. `ms-settings:`  
+D. `whoami`  
+
+## Answer Key For Instructor
+
+1. B
+2. D
+3. A
+4. C
+5. B
+6. D
+7. C
+

quizzes/OS-7-quiz.md

@@ -0,0 +1,68 @@
+# OS-7 Quiz: Windows Networking
+
+Take this after studying `notes/OS-7-windows-networking.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A Windows client has an address beginning with `169.254`. What is the most likely issue?
+
+A. DNS is resolving too slowly  
+B. The firewall is disabled  
+C. The computer joined a domain  
+D. The client did not receive an address from DHCP  
+
+2. Which Windows network profile is best for public Wi-Fi?
+
+A. Public  
+B. Private  
+C. Domain  
+D. Metered only  
+
+3. Which command displays current mapped network drives?
+
+A. `gpresult /r`  
+B. `sfc /scannow`  
+C. `net use`  
+D. `winver`  
+
+4. Which command opens Network Connections to view or change network adapter settings?
+
+A. `firewall.cpl`  
+B. `ncpa.cpl`  
+C. `appwiz.cpl`  
+D. `powercfg.cpl`  
+
+5. Which setting converts hostnames like `example.com` into IP addresses?
+
+A. Gateway  
+B. Subnet mask  
+C. SSID  
+D. DNS server  
+
+6. A company wants centralized login and Group Policy management. Which network model fits best?
+
+A. Workgroup  
+B. Public profile  
+C. Domain  
+D. APIPA  
+
+7. Which Windows feature should be enabled for a cellular hotspot with limited data?
+
+A. Hidden share  
+B. Metered connection  
+C. Disk quota  
+D. Fast Startup  
+
+## Answer Key For Instructor
+
+1. D
+2. A
+3. C
+4. B
+5. D
+6. C
+7. B
+

quizzes/OS-8-quiz.md

@@ -0,0 +1,68 @@
+# OS-8 Quiz: macOS Tools and Features
+
+Take this after studying `notes/OS-8-macos-tools-features.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which macOS feature provides built-in backups?
+
+A. Time Machine  
+B. FileVault  
+C. Spotlight  
+D. Keychain  
+
+2. Which macOS feature provides full disk encryption?
+
+A. Finder  
+B. Dock  
+C. FileVault  
+D. Mission Control  
+
+3. Which macOS tool stores passwords, certificates, and keys?
+
+A. Disk Utility  
+B. Keychain Access  
+C. Time Machine  
+D. Remote Disc  
+
+4. Which macOS tool is most similar to Windows File Explorer?
+
+A. FileVault  
+B. Terminal  
+C. Spaces  
+D. Finder  
+
+5. Which shortcut opens Force Quit on macOS?
+
+A. `Command-Space`  
+B. `Control-Alt-Delete`  
+C. `Command-Option-Escape`  
+D. `Windows-R`  
+
+6. Which command shows the macOS version from Terminal?
+
+A. `gpresult /r`  
+B. `sw_vers`  
+C. `ipconfig /all`  
+D. `chkdsk`  
+
+7. Which macOS tool is used to manage disks, partitions, and disk images?
+
+A. Spotlight  
+B. Dock  
+C. Continuity  
+D. Disk Utility  
+
+## Answer Key For Instructor
+
+1. A
+2. C
+3. B
+4. D
+5. C
+6. B
+7. D
+

quizzes/OS-9-quiz.md

@@ -0,0 +1,68 @@
+# OS-9 Quiz: Linux Client Tools
+
+Take this after studying `notes/OS-9-linux-client-tools.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which Linux file lists local user accounts?
+
+A. `/etc/resolv.conf`  
+B. `/etc/fstab`  
+C. `/etc/passwd`  
+D. `/etc/hosts`  
+
+2. Which Linux file stores password hashes and is normally protected?
+
+A. `/etc/hosts`  
+B. `/etc/shadow`  
+C. `/etc/os-release`  
+D. `/etc/fstab`  
+
+3. Which command changes file permissions?
+
+A. `grep`  
+B. `df`  
+C. `dig`  
+D. `chmod`  
+
+4. Which command shows live CPU, memory, and process activity?
+
+A. `pwd`  
+B. `cp`  
+C. `top`  
+D. `cat`  
+
+5. Which command shows mounted file systems and free space in human-readable units?
+
+A. `du -h`  
+B. `df -h`  
+C. `ls -l`  
+D. `mv`  
+
+6. Which package manager is common on Debian and Ubuntu-based Linux distributions?
+
+A. `dnf`  
+B. `regedit`  
+C. `diskpart`  
+D. `apt`  
+
+7. Which command opens Linux manual/help pages?
+
+A. `man`  
+B. `mount`  
+C. `sudo`  
+D. `find`  
+
+## Answer Key For Instructor
+
+1. C
+2. B
+3. D
+4. C
+5. B
+6. D
+7. A
+

quizzes/SEC-1-quiz.md

@@ -0,0 +1,68 @@
+# SEC-1 Quiz: Security Controls
+
+Take this after studying `notes/SEC-1-security-controls.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which physical control is designed to stop vehicles from approaching a building entrance?
+
+A. Smart card  
+B. Bollard  
+C. SAML  
+D. DLP  
+
+2. Which control grants users only the access needed to perform their job?
+
+A. Zero Trust  
+B. SSO  
+C. Video surveillance  
+D. Least privilege  
+
+3. A company wants to prevent credit card numbers from being emailed outside the organization. Which control fits best?
+
+A. TOTP  
+B. APIPA  
+C. DLP  
+D. Disk Cleanup  
+
+4. Which technology centrally manages mobile device policies such as PIN requirements and remote wipe?
+
+A. ACL  
+B. MDM  
+C. CCTV  
+D. ReFS  
+
+5. Which access model grants elevated admin rights only for a limited time?
+
+A. Workgroup access  
+B. Public network profile  
+C. File sharing  
+D. Just-in-time access  
+
+6. Which authentication method uses a code that changes based on time, often every 30 seconds?
+
+A. TOTP  
+B. ACL  
+C. DLP  
+D. CCTV  
+
+7. Which feature lets a user authenticate once and then access multiple approved resources?
+
+A. Magnetometer  
+B. APFS  
+C. SSO  
+D. exFAT  
+
+## Answer Key For Instructor
+
+1. B
+2. D
+3. C
+4. B
+5. D
+6. A
+7. C
+

quizzes/SEC-10-quiz.md

@@ -0,0 +1,68 @@
+# SEC-10 Quiz: SOHO Network Security
+
+Take this after studying `notes/SEC-10-soho-network-security.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Why should the default admin password on a router be changed?
+
+A. It increases Wi-Fi signal strength  
+B. It changes the file system to NTFS  
+C. It disables all security patches  
+D. Default credentials are often publicly known  
+
+2. A SOHO router has a known vulnerability. What is the best first action?
+
+A. Hide every file extension  
+B. Change the monitor refresh rate  
+C. Install the manufacturer's firmware update  
+D. Disable all backups  
+
+3. Which Wi-Fi configuration is best for a typical SOHO network?
+
+A. Open network with no password  
+B. WPA3-Personal or WPA2-Personal with a strong passphrase  
+C. Default SSID and default password  
+D. WEP with a short key  
+
+4. Why is UPnP often disabled as a best practice?
+
+A. It prevents firmware updates  
+B. It encrypts every hard drive  
+C. It disables DHCP permanently  
+D. It can let internal apps open inbound ports automatically  
+
+5. Visitors need Internet access but should not reach internal office computers. What is the best solution?
+
+A. Isolated guest network  
+B. Quick format  
+C. Degaussing  
+D. Disable all encryption  
+
+6. What is the purpose of a screened subnet?
+
+A. Increase laptop battery life  
+B. Replace multifactor authentication  
+C. Separate public-facing services from the internal network  
+D. Remove the need for a firewall  
+
+7. Which statement about hiding an SSID is correct?
+
+A. It replaces WPA2/WPA3 encryption  
+B. It is not strong security because the SSID can still be discovered  
+C. It prevents all malware infections  
+D. It physically protects the router  
+
+## Answer Key For Instructor
+
+1. D
+2. C
+3. B
+4. D
+5. A
+6. C
+7. B
+

quizzes/SEC-11-quiz.md

@@ -0,0 +1,68 @@
+# SEC-11 Quiz: Browser Security
+
+Take this after studying `notes/SEC-11-browser-security.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. What is the safest source for downloading a browser installer?
+
+A. A random mirror linked in a pop-up  
+B. An email attachment from an unknown sender  
+C. The official vendor website or trusted app store  
+D. A file-sharing site with no verification  
+
+2. What is the purpose of checking a downloaded file hash?
+
+A. Increase monitor resolution  
+B. Confirm the file matches the expected original file  
+C. Disable all browser extensions  
+D. Clear cookies automatically  
+
+3. Why are browser updates important?
+
+A. They remove the need for passwords  
+B. They make certificate warnings safe to ignore  
+C. They physically secure the router  
+D. They can patch security vulnerabilities  
+
+4. Why should browser extensions be limited to trusted sources?
+
+A. Malicious extensions can steal data or credentials  
+B. Extensions always disable encryption  
+C. Extensions are required for every website  
+D. Trusted stores guarantee no updates are needed  
+
+5. A browser shows an invalid certificate warning on a banking site. What should the user do?
+
+A. Ignore the warning and sign in quickly  
+B. Disable all updates  
+C. Stop and investigate the certificate warning before entering credentials  
+D. Quick format the drive  
+
+6. What does private browsing mainly protect?
+
+A. All activity from the employer network  
+B. Local browsing traces for that private session  
+C. All traffic from the internet provider  
+D. The router firmware  
+
+7. A company wants centralized browser filtering and logging. What technology is most relevant?
+
+A. Degaussing  
+B. Quick format  
+C. Screen brightness  
+D. Proxy  
+
+## Answer Key For Instructor
+
+1. C
+2. B
+3. D
+4. A
+5. C
+6. B
+7. D
+

quizzes/SEC-2-quiz.md

@@ -0,0 +1,68 @@
+# SEC-2 Quiz: Windows Security Settings
+
+Take this after studying `notes/SEC-2-windows-security-settings.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which Windows feature provides built-in antivirus protection?
+
+A. Disk Management  
+B. Microsoft Defender Antivirus  
+C. File Explorer Options  
+D. APIPA  
+
+2. Which permission type applies locally and over the network on an NTFS volume?
+
+A. Share permissions  
+B. Public profile  
+C. SSID permissions  
+D. NTFS permissions  
+
+3. Which Windows feature encrypts an entire volume?
+
+A. BitLocker  
+B. EFS  
+C. SAML  
+D. DLP  
+
+4. Which Windows feature encrypts individual files or folders on NTFS?
+
+A. BitLocker To Go  
+B. UAC  
+C. EFS  
+D. Group Policy  
+
+5. What does UAC help prevent?
+
+A. DHCP address assignment  
+B. Silent or automatic administrative changes without approval  
+C. DNS name resolution  
+D. File synchronization  
+
+6. Which command forces Group Policy to refresh?
+
+A. `gpresult /r`  
+B. `whoami /groups`  
+C. `manage-bde -status`  
+D. `gpupdate /force`  
+
+7. Which account type is centrally managed by Active Directory?
+
+A. Local account  
+B. Microsoft account  
+C. Domain account  
+D. Guest-only account  
+
+## Answer Key For Instructor
+
+1. B
+2. D
+3. A
+4. C
+5. B
+6. D
+7. C
+

quizzes/SEC-3-quiz.md

@@ -0,0 +1,68 @@
+# SEC-3 Quiz: Wireless Security
+
+Take this after studying `notes/SEC-3-wireless-security.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which wireless security option should be avoided because it is obsolete and insecure?
+
+A. WPA3  
+B. WPA2-AES  
+C. WPA3-Enterprise  
+D. WEP  
+
+2. Which encryption method is stronger and commonly associated with WPA2?
+
+A. AES  
+B. TKIP  
+C. WEP  
+D. APIPA  
+
+3. Which wireless mode uses one shared Wi-Fi password for all users?
+
+A. Enterprise  
+B. Kerberos  
+C. Personal/PSK  
+D. TACACS+  
+
+4. Which wireless mode authenticates users individually with 802.1X?
+
+A. Open  
+B. Enterprise  
+C. Personal  
+D. WEP  
+
+5. Which authentication service is commonly used for 802.1X wireless and VPN authentication?
+
+A. FAT32  
+B. APFS  
+C. ReFS  
+D. RADIUS  
+
+6. Which authentication protocol is commonly associated with Microsoft domain environments?
+
+A. TKIP  
+B. WEP  
+C. Kerberos  
+D. exFAT  
+
+7. Which protocol is commonly associated with network device administration, especially Cisco environments?
+
+A. WPA2-Personal  
+B. TACACS+  
+C. BitLocker  
+D. EFS  
+
+## Answer Key For Instructor
+
+1. D
+2. A
+3. C
+4. B
+5. D
+6. C
+7. B
+

quizzes/SEC-4-quiz.md

@@ -0,0 +1,68 @@
+# SEC-4 Quiz: Malware and Security Tools
+
+Take this after studying `notes/SEC-4-malware-security-tools.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A user's documents are encrypted and a payment note appears. What malware type is most likely?
+
+A. Ransomware  
+B. Keylogger  
+C. Cryptominer  
+D. PUP  
+
+2. Which malware type captures keystrokes to steal passwords or messages?
+
+A. Boot sector virus  
+B. Rootkit  
+C. Keylogger  
+D. Email gateway  
+
+3. Which malware type hides deep in the OS and may not appear in normal tools?
+
+A. Adware  
+B. Rootkit  
+C. PUP  
+D. Spam  
+
+4. A computer has high CPU usage while idle and no obvious user workload. Which malware type is a likely possibility?
+
+A. SSO  
+B. APIPA  
+C. BitLocker  
+D. Cryptominer  
+
+5. Which tool filters malicious email before it reaches the user mailbox?
+
+A. Disk Cleanup  
+B. File Explorer  
+C. Email security gateway  
+D. ReFS  
+
+6. Which security tool focuses on endpoint detection, investigation, and response?
+
+A. FAT32  
+B. EDR  
+C. WEP  
+D. APFS  
+
+7. A persistent infection keeps returning after cleanup. Which response is often the most reliable?
+
+A. Disable all updates permanently  
+B. Change the desktop wallpaper  
+C. Convert the disk to FAT32  
+D. Reimage or reinstall the OS from clean media/image  
+
+## Answer Key For Instructor
+
+1. A
+2. C
+3. B
+4. D
+5. C
+6. B
+7. D
+

quizzes/SEC-5-quiz.md

@@ -0,0 +1,68 @@
+# SEC-5 Quiz: Social Engineering and Attacks
+
+Take this after studying `notes/SEC-5-social-engineering-attacks.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A phishing attack sent by SMS text message is called:
+
+A. Vishing  
+B. Whaling  
+C. Smishing  
+D. Shoulder surfing  
+
+2. A phishing attack targeted at a CEO is called:
+
+A. Dumpster diving  
+B. Whaling  
+C. Tailgating  
+D. ARP poisoning  
+
+3. A fake Wi-Fi access point imitates a legitimate hotel network. What attack is this?
+
+A. Dictionary attack  
+B. SQL injection  
+C. DLP  
+D. Evil twin  
+
+4. Which attack modifies database queries through unsafe user input?
+
+A. XSS  
+B. DDoS  
+C. SQL injection  
+D. Shoulder surfing  
+
+5. Which attack injects malicious scripts that run in a user's browser?
+
+A. APIPA  
+B. XSS  
+C. Kerberos  
+D. BitLocker  
+
+6. An attacker compromises a vendor software update trusted by customers. What attack type is this?
+
+A. Piggybacking  
+B. Brute force  
+C. Vishing  
+D. Supply chain attack  
+
+7. Which attack uses many systems to overwhelm a service?
+
+A. DDoS  
+B. Plaintext storage  
+C. Tailgating  
+D. SAML  
+
+## Answer Key For Instructor
+
+1. C
+2. B
+3. D
+4. C
+5. B
+6. D
+7. A
+

quizzes/SEC-6-quiz.md

@@ -0,0 +1,68 @@
+# SEC-6 Quiz: Malware Removal Process
+
+Take this after studying `notes/SEC-6-malware-removal-process.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. What is the first step in the malware removal process?
+
+A. Educate the end user  
+B. Investigate and verify symptoms  
+C. Reimage immediately  
+D. Enable System Restore  
+
+2. After verifying malware symptoms, what should be done next?
+
+A. Create a restore point  
+B. Re-enable System Protection  
+C. Install random cleanup tools  
+D. Quarantine the infected system  
+
+3. Why is System Restore/System Protection disabled before remediation?
+
+A. It improves Wi-Fi range  
+B. It resets the BIOS password  
+C. Malware may be stored in restore points  
+D. It assigns DHCP addresses  
+
+4. After malicious files are remediated, what should be updated before scanning?
+
+A. Desktop wallpaper  
+B. Anti-virus/anti-malware signatures and engine  
+C. Monitor refresh rate  
+D. Printer queue  
+
+5. If malware cannot be trusted as fully removed, especially with persistent infection, what is often the best response?
+
+A. Ignore the issue  
+B. Disable all updates  
+C. Share the files over the network  
+D. Reimage or reinstall from known-good media/image  
+
+6. When should System Protection be re-enabled and a restore point created?
+
+A. After cleanup, updates, and scans are complete  
+B. Before quarantine  
+C. Before investigating symptoms  
+D. While malware is still active  
+
+7. What is the final step in the malware removal process?
+
+A. Disable the firewall permanently  
+B. Delete all backups  
+C. Educate the end user  
+D. Turn off antivirus  
+
+## Answer Key For Instructor
+
+1. B
+2. D
+3. C
+4. B
+5. D
+6. A
+7. C
+

quizzes/SEC-7-quiz.md

@@ -0,0 +1,68 @@
+# SEC-7 Quiz: Workstation Hardening
+
+Take this after studying `notes/SEC-7-workstation-hardening.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which control protects data if a laptop drive is stolen?
+
+A. APIPA  
+B. Disk Cleanup  
+C. SSID broadcast  
+D. Full-disk encryption  
+
+2. Why should default usernames and passwords be changed?
+
+A. It increases CPU speed  
+B. It disables DNS  
+C. Defaults are often publicly known  
+D. It changes the file system  
+
+3. What does account lockout after failed password attempts help prevent?
+
+A. Shoulder surfing only  
+B. Online brute force attacks  
+C. Disk fragmentation  
+D. DHCP failure  
+
+4. Which setting should be disabled or restricted to reduce removable-media auto-execution risk?
+
+A. File extension visibility  
+B. Screen brightness  
+C. Time zone  
+D. AutoPlay/AutoRun  
+
+5. Why disable unnecessary services?
+
+A. Each service can increase attack surface  
+B. It improves monitor resolution  
+C. It guarantees password recovery  
+D. It removes the need for backups  
+
+6. Which tool shows BitLocker status from the command line?
+
+A. `netstat -ano`  
+B. `ipconfig /release`  
+C. `manage-bde -status`  
+D. `gpresult /r`  
+
+7. What should you do before disabling a service on a workstation?
+
+A. Delete all user files  
+B. Confirm business/system impact  
+C. Disable antivirus permanently  
+D. Convert the drive to FAT32  
+
+## Answer Key For Instructor
+
+1. D
+2. C
+3. B
+4. D
+5. A
+6. C
+7. B
+

quizzes/SEC-8-quiz.md

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+# SEC-8 Quiz: Mobile Device Security
+
+Take this after studying `notes/SEC-8-mobile-device-security.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Which setting best protects data stored on a lost mobile device?
+
+A. Lower screen brightness  
+B. SSID broadcast  
+C. Full device encryption  
+D. Disk Cleanup  
+
+2. Which unlock method is weakest because it does not really authenticate the user?
+
+A. PIN  
+B. Swipe  
+C. Fingerprint  
+D. Password  
+
+3. What is the main purpose of Mobile Device Management?
+
+A. Increase battery capacity  
+B. Replace DNS for all phones  
+C. Convert mobile files to NTFS  
+D. Centrally enforce mobile security and configuration policies  
+
+4. A company lets employees use personal phones for company email. What policy is most relevant?
+
+A. BYOD policy  
+B. Guest Wi-Fi isolation only  
+C. Disk defragmentation policy  
+D. Printer sharing policy  
+
+5. A phone is lost and may not be recovered. Which feature can protect company data by erasing the device?
+
+A. Auto brightness  
+B. NFC pairing  
+C. Remote wipe  
+D. Airplane mode  
+
+6. Why are mobile OS and app updates important?
+
+A. They remove the need for screen locks  
+B. They can patch security vulnerabilities  
+C. They disable encryption  
+D. They guarantee unlimited storage  
+
+7. Which behavior creates a higher malware risk, especially on Android devices?
+
+A. Enabling automatic app updates  
+B. Using a PIN  
+C. Backing up the device  
+D. Installing apps from unknown third-party sources  
+
+## Answer Key For Instructor
+
+1. C
+2. B
+3. D
+4. A
+5. C
+6. B
+7. D
+

quizzes/SEC-9-quiz.md

@@ -0,0 +1,68 @@
+# SEC-9 Quiz: Data Destruction
+
+Take this after studying `notes/SEC-9-data-destruction.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A company wants to reuse a hard drive but remove all previous data first. What is the best choice?
+
+A. Quick format only  
+B. Whole-drive wipe  
+C. Lower screen brightness  
+D. Disable SSID broadcast  
+
+2. Which data destruction method does not work on SSDs or flash drives?
+
+A. Shredding  
+B. Cryptographic erase  
+C. Manufacturer secure erase  
+D. Degaussing  
+
+3. What does a quick format usually do?
+
+A. Rebuilds file system structures without securely overwriting all data  
+B. Physically destroys the drive  
+C. Removes the magnetic field from the drive  
+D. Produces a certificate of destruction  
+
+4. A third-party vendor destroys drives containing regulated data. What should the company request?
+
+A. Screen lock timer  
+B. APIPA address  
+C. Certificate of destruction  
+D. Browser cache  
+
+5. Which method makes the drive unusable afterward?
+
+A. File-level secure delete  
+B. Physical destruction  
+C. Quick format  
+D. Changing the file extension  
+
+6. A single sensitive file must be securely removed, but the drive will stay in use. What method is most targeted?
+
+A. Degauss the SSD  
+B. Incinerate the laptop  
+C. Disable Bluetooth  
+D. File-level overwrite or secure delete  
+
+7. Why is normal file deletion not considered secure data destruction?
+
+A. It always encrypts the file  
+B. It physically breaks the disk  
+C. The data may still be recoverable from storage  
+D. It creates an audit certificate  
+
+## Answer Key For Instructor
+
+1. B
+2. D
+3. A
+4. C
+5. B
+6. D
+7. C
+

quizzes/TRB-1-quiz.md

@@ -0,0 +1,68 @@
+# TRB-1 Quiz: Windows OS Issues
+
+Take this after studying `notes/TRB-1-windows-os-issues.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A PC displays "No operating system found." What should be checked first?
+
+A. Monitor brightness  
+B. Boot order and whether the storage device is detected  
+C. Browser cache  
+D. Printer spooler queue  
+
+2. Which tool shows a timeline of Windows crashes and failed updates?
+
+A. Reliability Monitor  
+B. Disk Cleanup  
+C. Character Map  
+D. Notepad  
+
+3. Which command checks protected Windows system files?
+
+A. `netstat -ano`  
+B. `ipconfig /all`  
+C. `sfc /scannow`  
+D. `gpupdate /force`  
+
+4. A computer becomes unstable immediately after a new driver. What is a likely fix?
+
+A. Roll back the driver  
+B. Disable all certificates  
+C. Format a USB flash drive  
+D. Clear browser history  
+
+5. A Windows service fails to start. What should you check?
+
+A. Wallpaper settings  
+B. Service dependencies and Event Viewer  
+C. Keyboard language only  
+D. Screen saver timeout  
+
+6. Which issue can cause repeated system time drift?
+
+A. Failed CMOS battery or time synchronization problem  
+B. Too many bookmarks  
+C. High screen resolution  
+D. Empty recycle bin  
+
+7. Which tool is best for checking current CPU, memory, and disk usage?
+
+A. Paint  
+B. WordPad  
+C. Task Manager  
+D. Snipping Tool  
+
+## Answer Key For Instructor
+
+1. B
+2. A
+3. C
+4. A
+5. B
+6. A
+7. C
+

quizzes/TRB-2-quiz.md

@@ -0,0 +1,67 @@
+# TRB-2 Quiz: Mobile OS and App Issues
+
+Take this after studying `notes/TRB-2-mobile-os-app-issues.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A mobile app will not install. What should you check early?
+
+A. Router firmware only  
+B. Device storage and OS compatibility  
+C. Desktop wallpaper  
+D. Printer drivers  
+
+2. A single app keeps crashing. What is a reasonable early step?
+
+A. Clear the app cache or update the app  
+B. Replace the monitor  
+C. Degauss the phone  
+D. Disable all MFA  
+
+3. Bluetooth earbuds will not connect. What should you try?
+
+A. Delete the email account  
+B. Quick format storage  
+C. Verify pairing mode and forget/re-pair the device  
+D. Change DNS records  
+
+4. Screen autorotation does not work. What setting should be checked?
+
+A. Rotation lock  
+B. Firewall profile  
+C. BitLocker recovery key  
+D. Proxy server port  
+
+5. A phone battery drains quickly. Which area should be reviewed?
+
+A. File extensions  
+B. Battery usage by app  
+C. Browser certificate chain only  
+D. Monitor refresh rate  
+
+6. An OS update fails repeatedly. What should be checked?
+
+A. Available storage and network connection  
+B. Printer toner level  
+C. VGA cable type  
+D. Desktop icon size  
+
+7. Which approach is best before factory resetting a phone?
+
+A. Ignore the issue  
+B. Root the device  
+C. Disable all updates forever  
+D. Try low-risk fixes and verify backup status  
+
+## Answer Key For Instructor
+
+1. B
+2. A
+3. C
+4. A
+5. B
+6. A
+7. D

quizzes/TRB-3-quiz.md

@@ -0,0 +1,67 @@
+# TRB-3 Quiz: Mobile Security Issues
+
+Take this after studying `notes/TRB-3-mobile-security-issues.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. Why is a jailbroken or rooted mobile device a security concern?
+
+A. It always improves patching  
+B. It bypasses normal OS security controls  
+C. It disables all storage  
+D. It prevents app installs  
+
+2. A fake banking app uses the real bank logo. What is this called?
+
+A. Application spoofing  
+B. Differential backup  
+C. Screen rotation  
+D. Disk defragmentation  
+
+3. Which symptom can indicate mobile malware?
+
+A. Correct time zone  
+B. Normal battery use  
+C. High data usage with unexpected ads  
+D. Strong Wi-Fi signal  
+
+4. What is risky about unofficial app stores?
+
+A. They improve MFA  
+B. They remove all app permissions  
+C. Apps may not be vetted like official store apps  
+D. They guarantee privacy  
+
+5. A managed phone appears compromised. What should a technician do?
+
+A. Post screenshots publicly  
+B. Ignore the issue  
+C. Follow company policy and notify the correct support/security path  
+D. Disable documentation  
+
+6. Developer mode on a phone can be risky because it may allow what?
+
+A. Higher screen brightness only  
+B. Faster charging only  
+C. Better speaker volume only  
+D. Advanced controls that weaken normal protections if misused  
+
+7. A user sees fake virus warnings on a phone. What should be suspected?
+
+A. Normal calendar sync  
+B. Unwanted software, malicious site notifications, or malicious app behavior  
+C. Printer spooler failure  
+D. Low toner  
+
+## Answer Key For Instructor
+
+1. B
+2. A
+3. C
+4. C
+5. C
+6. D
+7. B

quizzes/TRB-4-quiz.md

@@ -0,0 +1,67 @@
+# TRB-4 Quiz: PC Security Symptoms
+
+Take this after studying `notes/TRB-4-pc-security-symptoms.md`.
+
+Reply with answers like:
+`1B 2A 3D 4C 5B 6A 7D`
+
+## Questions
+
+1. A user's documents are renamed and cannot be opened. What should you suspect?
+
+A. Normal update behavior  
+B. Ransomware  
+C. Screen saver timeout  
+D. Low monitor brightness  
+
+2. Browser searches keep redirecting to an unknown search site. What is likely?
+
+A. Healthy DNS cache  
+B. Good backup rotation  
+C. Browser hijacker or malicious extension  
+D. Normal BitLocker behavior  
+
+3. Fake antivirus pop-ups demand payment. What is the safest assumption?
+
+A. The system may be compromised  
+B. The pop-ups are required OS updates  
+C. The monitor cable is loose  
+D. The user needs a new keyboard  
+
+4. Certificate warnings appear on many websites. Which simple setting should be checked?
+
+A. Mouse pointer size  
+B. Wallpaper rotation  
+C. Speaker volume  
+D. System date and time  
+
+5. What should be done if active malware compromise is suspected?
+
+A. Share credentials by email  
+B. Consider isolating the system from the network according to policy  
+C. Disable documentation  
+D. Ignore the alerts  
+
+6. Which symptom can point to adware?
+
+A. Correct file names  
+B. Normal login time  
+C. Frequent unwanted pop-ups  
+D. Successful backup test  
+
+7. OS updates fail after an infection. What could be a cause?
+
+A. A clean keyboard  
+B. High screen resolution  
+C. Too many folders on the desktop only  
+D. Malware damage, system corruption, or network blocking  
+
+## Answer Key For Instructor
+
+1. B
+2. C
+3. A
+4. D
+5. B
+6. C
+7. D