XK0-006 System Management Practice Question
A system administrator needs to remove all files in /tmp that have not been accessed in the last 30 days and are not owned by root. Which two commands, combined, could be used to accomplish this? (Select TWO).
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
find /tmp -atime +30 -not -user root -delete
find with -atime and -not -user root locates files; then use -exec rm or -delete to remove.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
find /tmp -atime +30 -not -user root -delete
Why this is correct
Correct: uses -delete instead of -exec rm, also works.
- ✗
find /tmp -mtime +30 -not -user root -delete
Why it's wrong here
Uses modification time (-mtime) instead of access time (-atime).
- ✗
find /tmp -atime -30 -user root -delete
Why it's wrong here
Finds files accessed within last 30 days and owned by root, opposite of what is needed.
- ✗
find /tmp -atime +30 -user root -exec rm {} \;
Why it's wrong here
Finds files owned by root, not the ones not owned by root.
- ✓
find /tmp -atime +30 -not -user root -exec rm {} \;
Why this is correct
Correct: finds files not accessed in 30+ days and not owned by root, then removes them.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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