LX0-103 Question #96: Real Exam Question with Answer & Explanation

The correct answer is A: cat /proc/self/mounts. Both mount (run without arguments) and cat /proc/self/mounts display the list of all currently mounted filesystems on a Linux system.

Devices, Linux Filesystems, Filesystem Hierarchy Standard

Question

In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO correct answers.)

Options

Acat /proc/self/mounts
Bfree
Cmount
Dlsmounts
Ecat /proc/filesystems

Explanation

Both mount (run without arguments) and cat /proc/self/mounts display the list of all currently mounted filesystems on a Linux system.

Common mistakes.

B. free reports system memory and swap usage and has no output related to mounted filesystems.
D. lsmounts is not a standard Linux command and is not present in mainstream distributions.
E. /proc/filesystems lists filesystem types the running kernel supports or has loaded as modules, not the filesystems that are currently mounted.

Concept tested. Commands to display currently mounted filesystems

Reference. https://man7.org/linux/man-pages/man8/mount.8.html

Topics

#mount#/proc/self/mounts#mounted filesystems#filesystem status

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