010-160 The Linux Operating System Practice Question
A technician needs to identify the amount of RAM installed in a server without opening the chassis. Which command provides this information from the command line?
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
✓
free -m
The free command displays the total, used, and free physical memory and swap space in the system.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
uptime
Why it's wrong here
uptime displays system load and time since last boot.
- ✗
lsblk
Why it's wrong here
lsblk lists block devices like hard drives.
- ✓
free -m
Why this is correct
free -m displays memory usage in megabytes.
- ✗
df -h
Why it's wrong here
df shows disk space usage, not memory.
About these practice questions
This 010-160 question is part of Courseiva's 190-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official LPI exam blueprint
This 010-160 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 010-160 exam.