Basic Shell Commands

Practice how to use the shell in Linux

Practice how to use the shell in Linux

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About these flashcards

This flashcard set covers basic shell commands for managing files, directories, and system processes, suitable for users at an intermediate level. It focuses on essential commands like searching within files, manipulating directories, handling packages, and managing devices. Ideal for those looking to enhance their command-line skills, the set provides practical examples for tasks such as deleting files, changing permissions, and executing scripts. Users will learn to navigate directories, manage system updates, and perform basic system administration tasks efficiently.

Flashcards

58

Students

23

Language

English

Category

Computer Science

Level

Other

Created / Updated

11.02.2017 / 12.02.2026

Shut down PC

poweroff

Execute command1 and then command2

command1; command2

Burn file to device with a block size of 4MB

dd if=file of=device bs=4M

Backup disk and compress it

dd if=disk | pbzip2 > disk.pbzip

List all possible settings of screens

xrandr

Merge PDF1 and PDF2 to a single PDF

pdfunite PDF1 PDF2 PDF

Disassemble PDF pagewise

pdfseparate PDF page%d.pdf

Find out in which package a program can be found

cnf program

Extract files of file.tar.gz (Hint for the options: extract verbose zip file)

tar -xvzf file.tar.gz

Get help for command

man command

Delete all files starting with "docu-" and declare it

rm -v docu-*

Delete all files that contain "word" in their names

rm *word*

Repeat infinitely

yes

Display block devices

lsblk

Print the calendar of the year 1999, month December on the screen

cal 12 1999

Search in which directory file is located

find -name file

Print the status of running processes

top

Kill the process with pid 1

kill 1

Change password

passwd

Search for a word inside a file

grep word file

Access folder

Keyboard commands:

= turn,

= for-/backward,

= scroll

cd folder

Absolute path of current directory

Keyboard commands:

= turn,

= for-/backward,

= scroll

pwd

Access parent directory

Keyboard commands:

= turn,

= for-/backward,

= scroll

cd ..

Access home directory

Keyboard commands:

= turn,

= for-/backward,

= scroll

cd

List files in current directory

Keyboard commands:

= turn,

= for-/backward,

= scroll

ls

List files in folder1 and folder2

Keyboard commands:

= turn,

= for-/backward,

= scroll

ls folder1 folder2

List all files in current directory (also hidden files)

Keyboard commands:

= turn,

= for-/backward,

= scroll

ls -a

List all files in current directory as a detailed list

Keyboard commands:

= turn,

= for-/backward,

= scroll

ls -l

Print the content of file on the console

Keyboard commands:

= turn,

= for-/backward,

= scroll

cat file

Copy the content of source to destination

Keyboard commands:

= turn,

= for-/backward,

= scroll

cp source destination

Move file to destination

mv file destination

Rename file1 to file2

mv file1 file2

Delete file

rm file

Make a new directory called directory

mkdir directory

Remove empty directory

rmdir directory

Remove non-empty directory

rm -r directory

Run program which is located in the current folder but not specified in PATH

./program

Become root

sudo su

Become user

sudo su user

Log out of session

exit

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Flashcards

Burn file to device with a block size of 4MB

dd if=file of=device bs=4M

Backup disk and compress it

dd if=disk | pbzip2 > disk.pbzip

List all possible settings of screens

xrandr

Merge PDF1 and PDF2 to a single PDF

pdfunite PDF1 PDF2 PDF

Disassemble PDF pagewise

pdfseparate PDF page%d.pdf

Find out in which package a program can be found

cnf program

Extract files of file.tar.gz (Hint for the options: extract verbose zip file)

tar -xvzf file.tar.gz

Get help for command

man command

Delete all files starting with "docu-" and declare it

rm -v docu-*

Delete all files that contain "word" in their names

rm *word*

Repeat infinitely

yes

Display block devices

lsblk

Print the calendar of the year 1999, month December on the screen

cal 12 1999

Search in which directory file is located

find -name file

Print the status of running processes

top

Kill the process with pid 1

kill 1

Change password

passwd

Search for a word inside a file

grep word file

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