010-160 The Power OF The Command Line Practice Question
Which THREE of the following are environment variables commonly seen in a Linux shell?
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
✓
USER
PATH, USER, and HOME are core environment variables.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
USER
Why this is correct
Current user name.
- ✗
ROOT
Why it's wrong here
Not a standard variable name.
- ✓
HOME
Why this is correct
Home directory path.
- ✗
FILE
Why it's wrong here
Not a standard environment variable.
- ✓
PATH
Why this is correct
Search path for executables.
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.