Initial Core 2 study project

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
+