Match each Linux command to its function.
Drag a concept onto its matching description — or click a concept then click the description.
Search text using patterns
Capture and analyze network packets
Display network connections and statistics
Configure firewall rules
Change file permissions
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
ls: List directory contents
These commands are essential for Linux system administration and security analysis.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
ls: List directory contents
Why this is correct
ls is used to list the contents of a directory.
cd: Change current directory
Why this is correct
cd changes the current working directory.
grep: Search text using patterns
Why this is correct
grep searches for patterns within files or output.
chmod: Display current running processes
Why it's wrong here
Incorrect — chmod changes file permissions, not display processes; that is the function of ps.
ps: Change file permissions
Why it's wrong here
Incorrect — ps displays running processes, not change permissions; that is the function of chmod.
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About these practice questions
This 200-201 question is part of Courseiva's 979-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 →
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 200-201 practice question is part of Courseiva's free Cisco 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 200-201 exam.