comptia-a-plus-core2/notes/OPS-8-scripting-basics.md

OPS-8: Scripting Basics

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Domain:

• 4.0 Operational Procedures

Objective alignment:

• 4.8 Scripting languages, use cases, and risks

What You Need To Know

Scripts automate repeated tasks, but they can also break systems quickly.

Script types:

• .bat
• .ps1
• .vbs
• .sh
• .js
• .py

Use cases:

• Automation
• Restarting machines
• Remapping drives
• Application installs
• Backups
• Data gathering
• Updates

Risks:

• Introducing malware
• Changing system settings
• Deleting data
• Crashing browsers or systems
• Mishandling resources

Memory Trick

Use A-R-I-B-D:

• Automate
• Restart
• Install
• Back up
• Data gathering

Shortcut:

• Scripts are force multipliers for both fixes and mistakes.

Exam Clues

• PowerShell scripts use .ps1.
• Bash shell scripts commonly use .sh.
• Batch files use .bat.
• Test scripts before broad deployment.
• Review scripts from unknown sources before running.