XK0-006 Troubleshooting Practice Question
A technician suspects a process is leaking file descriptors. Which command can be used to list open files associated with a specific PID?
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
✓
lsof -p PID
lsof -p PID lists open files for that process. strace traces system calls, ltrace library calls, and top shows resource usage.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
top -p PID
Why it's wrong here
top shows process stats but not open files.
- ✗
strace -p PID
Why it's wrong here
strace traces system calls, not open files.
- ✗
ltrace -p PID
Why it's wrong here
ltrace traces library calls, not files.
- ✓
lsof -p PID
Why this is correct
lsof -p lists open files for the process.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This XK0-006 practice question is part of Courseiva's free CompTIA 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 XK0-006 exam.