Basic Linux Commands

Question 1

What does man do in Linux?
(manual)

Answer 1

Opens Manual page

Question 2

What does shutdown
Linux command do?

Answer 2

Shut Down

Question 3

It is a command used for text editing called vi(Visual Editor)?

Answer 3

Text Editor(Crypto)

Question 4

nano

Answer 4

Simple Text Editor(Crypto) is a command for text editing.

Question 5

What is the top command?

Answer 5

A command in Linux. That Displays running processes.

Question 6

What does dig stand for and what is its purpose?

Answer 6

Domain Information Groper; queries DNS records.

Question 7

What does the iwconfig command do?

Answer 7

iwconfig configures wireless network interfaces and displays settings like SSID, mode, frequency, and encryption.

Question 8

What does the ip command do?

Answer 8

It is a group of commands.

The ip command shows/manages network interfaces, routing, and ip addresses

Question 9

What does the passwd command do?

Answer 9

Changes or Updates user account passwords.

Question 10

What is the purpose of sudo?

Answer 10

Runs commands with elevated(superuser) privileges. May also execute commands as another user.

Question 11

What does yum/dnf stand for and what does it do?

Answer 11

Yellow dog Updater, modified; manages software packages on RPM-based systems.

Question 12

What is the difference between apt or apt-get?

Answer 12

Both manage packages on Debian-based systems; apt in a more user-friendly, modern replacement for apt-get.

Question 13

What does the ps command do?

Answer 13

Displays information about running processes.

Question 14

What does chmod stand for and what does it do?

Answer 14

Change Mode; modifies file permissions.

Question 15

What does the df command do?

Answer 15

Displays available disk space on file systems.

Question 16

grep

Answer 16

Filter and Search

Question 17

What is the purpose of the cat command?

Answer 17

Concatenates and displays the content of files.

Question 18

What does the find command do?

Answer 18

Searches for files and directories based on a specified criteria.

Question 19

What does the rm command do?

Answer 19

Removes (deletes) files or directories.

Question 20

What does the cp command do?

Answer 20

Copies Files and Directories.

Question 21

What does the mv command do?

Answer 21

Moves or renames Files and directories.

Question 22

What does the pwd command stand for, and what does it do?

Answer 22

Pwd stands for Print Working Directory; it displays the full path of the current directory.

Question 23

What does ls command do?

Answer 23

List the contents of files and directories.