LPIC-1 Administrative Tasks Practice Question
A system administrator needs to schedule a recurring maintenance task that runs every Monday at 3 AM. Which crontab entry is correct?
⚠ Common exam trap
Watch out — candidates often confuse the day-of-week numbering (Monday=1 vs Sunday=0/7) and mixing minute and hour fields, leading candidates to select entries that run at the wrong time or on the wrong day.
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
✓
0 3 * * 1 /script.sh
The crontab syntax is minute, hour, day of month, month, day of week. Setting minute=0, hour=3, day of week=1 runs the script at 3:00 AM every Monday (day 1 represents Monday in cron).
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
3 0 * * 1 /script.sh
Why it's wrong here
Incorrect: minute and hour are swapped.
- ✗
0 3 * * 0 /script.sh
Why it's wrong here
Incorrect: 0 is Sunday.
- ✗
0 3 * * 7 /script.sh
Why it's wrong here
Incorrect: 7 is not standard; use 1 for Monday.
- ✓
0 3 * * 1 /script.sh
Why this is correct
Correct: runs at 3:00 AM on Monday.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This LPIC-1 practice question is part of Courseiva's free LPI certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the LPIC-1 exam.