Cert Master

XK0-005 Domain 4: Troubleshooting

Out of disk space on /. Find large files?

Multiple choice — select one answer

Answer choices

  1. a. du -sh /* and journalctl --disk-usage
  2. b. chmod +x script or invoke with bash
  3. c. Non-root cannot bind privileged ports or port in use
  4. d. top/htop or ps aux --sort=-%mem

Architectural breakdown & explanation

du and journal size help locate usage.

Correct answer(s): a. du -sh /* and journalctl --disk-usage

Exam domain: Domain 4: Troubleshooting (18% weight on the official guide).

Official documentation & study links

Practice this certification

This page is one question from the CompTIA Linux+ bank. Run a full timed practice exam with domain-weighted random questions in your browser.

Start practice exam View exam overview All certifications