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2 Januari 2024

CompTIA A+ Core 2: Windows OS Problems & Personal Computer Security

 


Question:

What are some potential causes of a No OS Found error on boot?

  • Corrupted or missing boot sector

  • Incorrect boot device order

  • Non-system disk in the floppy drive


Question

:

Which common issues can cause a service to fail to start?

  • Resource conflicts

  • Service dependency problems

  • Logon errors



Question

:

Which network diagnostics tools should you know how to use to troubleshoot network issues?

  • ipconfig

  • ping

  • nslookup


Question
:

Which common troubleshooting items may show up on a Computer System Checklist?

  • Check physical connections

  • Restart the device

  • Check event viewer/logs



Question

:

Which common troubleshooting step will solve a good portion of issues you run into?

  • Reboot



Question
:

What does it mean to have a security mindset?

  • Ability to identify potential or actual compromise


Question
:

Which certificate errors may indicate that you have malware on your machine?

  • Certificate has been revoked
  • Certificate assigned from an untrusted root certificate authority



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