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XK0-005 Domain 4: Troubleshooting

Permission denied on script. Fix?

Multiple choice — select one answer

Answer choices

  1. a. dmesg for disk errors and smartctl health
  2. b. Crontab syntax, service crond active, and paths
  3. c. chmod +x script or invoke with bash
  4. d. du -sh /* and journalctl --disk-usage

Architectural breakdown & explanation

Execute bit or explicit interpreter needed.

Correct answer(s): c. chmod +x script or invoke with bash

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

Official documentation & study links

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