Chapter 14: Maintaining and Optimizing Operating Systems (A+ Study Notes)

A+

Study Notebook

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You can find my complete study notes in Google Docs format below: https://docs.google.com/document/d/1zcKLWfsns1tqzmXtVRJbcd9NqfaEcjifgIo-oJIbEgc/edit?usp=sharing

References:
M. MEYERS, 2019.  CompTIA A+ All-in-One Exam Guide. 10th ed.

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Chapter 14: Maintaining and Optimizing Operating Systems

• Patches
• Regular Updates 
• Temporary Files

• Disk Cleanup: File Explorer > Right Click > Properties > Disk Cleanup
• Registry Maintenance
• CCleaner 
• Disk Maintenance
• Error Checking and Disk Defragmentation
• `chdsk` (Error Checking)
• Disk Defragmentation
• Scheduling 
• Task Scheduler (Windows)
• `launchd` and `cron` (macOS / Linux)
• Scheduling Backup
• Autostart Software
• System Configuration (`mcconfig`)
• `msinfo32` (for Basic System Info on Windows)
• `hwinfo64` (more detailed) 
• Microsoft Management Console (MMC) (allows to snap-in multiple Windows Utilities into 1 “console” 
• Windows Features
• Control Panel > Programs and Features
• Device Manager (for updating Drivers) 
• Performance
• This PC > Properties > Advanced system settings > Tasks > Advanced > Performance settings 
• File History  (which backs up Libraries) 
• Time Machine (macOS)
• System Restore (to create a snapshot, of system configs at a specific point in time. During the restore process, only settings and programs are changed. NO DATA LOSS. ) 
• This PC > Properties > System protection