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comptia-a-plus-core2/quizzes/OS-4-quiz.md
Ken Patmonk 0c3868ea71 quizzes: expand all 35 quizzes to 15 questions each 
OPS-1 through OPS-10, OS-2, OS-3 went from 5 → 15.
OS-1, OS-4 through OS-11, SEC-1 through SEC-11, TRB-1 through TRB-4 went from 7 → 15.
Questions cover exam-weight scenarios not duplicated from original content.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-19 02:43:26 -05:00

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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

  1. 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

  1. Which command shows active connections, listening ports, and process IDs?

A. sfc /scannow
B. netstat -ano
C. dir
D. whoami

  1. Which command scans protected Windows system files and repairs them when possible?

A. tracert
B. net use
C. pathping
D. sfc /scannow

  1. Which command forces Group Policy to refresh on a Windows system?

A. gpupdate /force
B. gpresult /r
C. winver
D. hostname

  1. Which command-line tool can manage partitions and is dangerous if misused?

A. whoami
B. nslookup
C. diskpart
D. help dir

  1. Which command displays syntax help for many Windows commands?

A. ..
B. /?
C. 127.0.0.1
D. C:

  1. Which command checks and repairs disk errors on a drive?

A. sfc /scannow
B. netstat -ano
C. chkdsk /f
D. gpresult /r

  1. A technician wants to see the path network packets take to a remote host. Which command is best?

A. hostname
B. whoami
C. tracert
D. net use

  1. Which command maps a network drive to a drive letter?

A. diskpart
B. net use Z: \\server\share
C. gpupdate
D. sfc

  1. A PC needs an immediate shutdown. Which command achieves this?

A. shutdown /r /t 0
B. shutdown /s /t 0
C. gpupdate /force
D. sfc /scannow

  1. Which command repairs the Windows boot record when a system cannot start?

A. chkdsk /r
B. diskpart
C. bootrec /fixmbr
D. netstat -ano

  1. What does DISM /Online /Cleanup-Image /RestoreHealth do?

A. Formats the system drive
B. Repairs the Windows component store using Windows Update
C. Forces a Group Policy refresh
D. Stops all running services

  1. Which command terminates a running process by its process ID?

A. net stop
B. gpresult /r
C. taskkill /PID <id> /F
D. sfc /scannow

  1. Which command releases the current DHCP lease on a Windows machine?

A. ipconfig /renew
B. ipconfig /flushdns
C. ipconfig /release
D. ipconfig /all

Answer Key For Instructor

  1. D
  2. C
  3. B
  4. D
  5. A
  6. C
  7. B
  8. C
  9. C
  10. B
  11. B
  12. C
  13. B
  14. C
  15. C