Which Linux command shows the list of mounted file systems? MCQ with Answer and Explanation

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Which Linux command shows the list of mounted file systems?

A. df

B. mount

C. lsblk

D. fstab

Answer: Option B

Solution (By JKSSB Mock Tests)

mount without arguments displays all currently mounted file systems; df also shows mounts but with usage.

This question belongs to: Computer Operating Systems

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Question #1

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Which of the following processes is the first user-space process started by the Linux kernel during system initialization, typically having a Process ID (PID) of 1?

A. bash

B. cron

C. init (or systemd)

D. kthreadd

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Correct Answer: Option C

Explanation:
The 'init' process (modern distributions use systemd) is the very first process launched by the Linux kernel during boot, and it receives PID 1.

This question belongs to: Computer Operating Systems