XK0-006 Troubleshooting Practice Question
A Linux system experiences intermittent network connectivity. The administrator suspects a faulty network cable or switch port. Which TWO of the following commands can provide information about link status, errors, and packet drops on the interface? (Choose 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
✓
ip link show eth0
ip link show displays link status and error counters; ethtool can show detailed link and error statistics.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
ss -i
Why it's wrong here
ss shows socket statistics, not interface link status.
- ✗
ip addr show eth0
Why it's wrong here
Shows IP addresses, not link errors.
- ✓
ip link show eth0
Why this is correct
Shows state (UP/DOWN) and error counters.
- ✓
ethtool eth0
Why this is correct
Shows link status, speed, duplex, and error stats.
- ✗
tcpdump -i eth0
Why it's wrong here
Captures packets, not link statistics.
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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.