Linux Commands List Pdf, Complete List of Linux Commands pdf, All linux commands with examples and syntax.
| PDF Name | Linux Commands List Pdf |
| No. of Pages | 6 |
| PDF Size | 459 kb |
| Language | English |
| PDF Category | Education & Jobs |
| Download Link | Available |
| Published/Updated | February 10, 2023 |
| Source / Credits | mypdf |
| Uploaded By | MyPdf |
Linux Commands List Pdf
Linux is a free and open-source operating system that is based on Unix. It was originally developed by Linus Torvalds in 1991 and has since become one of the most widely used operating systems in the world, particularly on servers, supercomputers, and embedded systems. Linux is known for its stability, security, and flexibility, and its user base includes individuals, small organizations, and large corporations. Linux also provides users with a wide range of software and tools, including office applications, web servers, programming languages, and games. Additionally, Linux is highly customizable and can be adapted to meet the specific needs of its users.
Linux commands are instructions that are used to interact with the operating system. Some common Linux commands include:
Linux Commands List Pdf – Basic Commands
| Command | Description |
|---|---|
| pwd | prints the current working directory |
| cd | allows one to change directory |
| ls | lists the contents of a directory |
| alias | create a shortcut to another command or name to execute a long string. |
| mkdir | create a directory |
| cp | copy a file or directory |
| rm | removes or deletes a file or directory |
| mv | moves or renames a file or directory |
Linux Commands List Pdf – Directory Navigation and Listing
| Command | Description |
|---|---|
| cd | change to home directory |
| cd .. | go up to parent directory |
| cd subdir | change to subdirectory subdir |
| ls | list content of current directory |
| ls -l | list content with details |
| ls -a | list content including hidden files |
Linux Commands List Pdf – File Commands
| cp src dest | copy src file to dest file |
| cp -r sDir dDir | copy “recursively” sDir directory to dDir directory (copies subdirectories too) |
| mv src dest | move – renames src as dest |
| rm fileName | removes file fileName |
| rm -r dirName | removes directory recursively |
| rmdir dirName | removes empty dirName |
| mkdir dirName | makes directory called dirName |
| chmod 750 file1 | change permission of file1 by specifying a three digit octal # where digits are owner, group, world each octal digit in binary are: read (4) ,write (2) ,execute (1) |
| cat file1 | display file1 to screen |
| less file1 | display file1 with pagination (space – next page, q-exit, ↑,↓- keys) |
Process Management
| ps | List processes with pid |
| top | Shows the real-time processes |
| kill -9 pid | Kills the process with pid # |
Keyboard Shortcuts
| <tab> | Auto-complete partial file name |
| <ctrl> + c | Kill current command/program |
| <ctrl>+z | Sleep current program |
| <↑> | Recall previous command(s) |
| <ctrl>+d | log-off and close terminal |
Linux Commands List Pdf – Other Commands
- passwd: change password
- chsh: change default shell
- df: report disk space usage by filesystem
- du: estimate file space usage – space used under a particular directory or files on a file system.
- sudo: run command as root (only if you have access)
- mount: mount file system (root only)
- umount: unmount file system (root only)
- shutdown: reboot or turn off machine (root only)
- top: Produces an ordered list of running processes
- htop: An interactive process viewer for Linux (not installed by default)
- free: Display amount of free and used memory in the system
- file: Determine file type
- touch: change file timestamps or create file if not present
- date: display or set date and time
- find : Find a file find /dir/to/search -name file-to-search
- wc: Count words, lines and characters in a file wc -l .bashrc
- grep: Find patterns in a file grep alias .bashrc
- awk: File processing and report generating awk ’{print $1}’ file1
- sed: Stream Editor sed ’s/home/HOME/g’ .bashrc
- set: manipulate environment variables set -o emacs
- ln: Link a file to another file ln -s file1 file2
- head: Display first lines of a file head file1
- tail: Display last lines of a file tail file1
- wait: wait until all backgrounded jobs have completed
- which: shows the full path of (shell) commands
- whatis: display manual page descriptions
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