Important Linux commands for beginners
1. sudo command
#Short for superuser do, sudo is one of the most popular basic Linux commands that lets you perform tasks that require administrative or root permissions
2.pwd command
#Use the pwd command to find the path of your current working directory.
3.cd command
#Use the pwd command to find the path of your current working directory.
4.ls command
#The ls command lists files and directories within a system.
5.cp command
#Use the cp command to copy files or directories and their content.
6.mv command
#The primary use of the mv command is to move and rename files and directories.
7.mkdir command
#Use the mkdir command to create one or multiple directories at once and set permissions for each of them.
9.rmdir command
#To permanently delete an empty directory, use the rmdir command.
10.rm command
#The rm command is used to delete files within a directory.
11.touch command
#The touch command allows you to create an empty file or generate and modify a timestamp in the Linux command line.
12.locate command
#The locate command can find a file in the database system.
13.find command
#Use the find command to search for files within a specific directory and perform subsequent operations.
14.grep command
#Another basic Linux command on the list is grep or global regular expression print. It lets you find a word by searching through all the texts in a specific file
15.df command
#Use the df command to report the system’s disk space usage, show in percentage and kilobyte (KB).
16. du command
#If you want to check how much space a file or a directory takes up, use the du command. You can run this command to identify which part of the system uses the storage excessively.
17.tail command
#The tail command displays the last ten lines of a file. It allows users to check whether a file has new data or to read error messages.
18.head command
#The head command allows you to view the first ten lines of a text.
19.tar command
#The tar command archives multiple files into a TAR file — a common Linux format similar to ZIP, with optional compression.
20.diff command
#Short for difference, the diff command compares two contents of a file line by line. After analyzing them, it will display the parts that do not match.
21.chown command
#The chown command lets you change the ownership of a file, directory, or symbolic link to a specified username.
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22.chmod command
#chmod is a common command that modifies a file or directory’s read, write, and execute permissions. In Linux, each file is associated with three user classes — owner, group member, and others.
23.job command
#A job is a process that the shell starts. The jobs command will display all the running processes along with their statuses.
24.kill command
#Use the kill command to terminate an unresponsive program manually. It will signal misbehaving applications and instruct them to close their processes.
25.su command
#To switch user account.
26.uname command
#The uname or unix name command will give detail information about linux system and hardware.
27.ping command
#To check whether server is reachable or not and also trobleshoot the network issue.
28.wget command
#Use this command to download the files from internet
29.top command
#Display all running process and dynamic real-time view of the system.
30.history command
#List out the all executed commands until.
31.Man command
# Man command provides a user manual of any commands.
32.echo command
#The echo command is used to print the text or strings
33.zip command
#Use to compress the file into a zip file.It also useful for archiving files and directories.
34.hostname command
#To know the system name
35.useradd command
#To add user account
36.passwd command
#To add password for new user
37.userdel command
#To delete the user
38.apt-get command
#apt-get is a command line tool for handling Advanced Package Tool (APT) libraries in Linux.Manage, update, remove, and install software and its dependencies.
39.nano,vi commands
#The nano,vi commands are text editor commands
40.alias command
#This command is allows to create a shortcut with the same functionality as a command,file name or text.
41.htop command
#The htop command is an interactive program that monitors system resources and server processes in real time.
42.ps command
#The process status or ps command produces a snapshot of all running processes in your system.
