a dialog-driven command in Linux used for creating and manipulating disk partition table / format disk
fdisk
Similar usage as mv but for copying files in Linux
cp
removes the directory, specified by the Directory parameter, from the system
rmdir
Search for a string within an output
grep
Display disk filesystem information
df
Find the difference between two files
diff
lets you switch the current user to any other user
su
The most frequently used command in Linux to list directories
ls
Mount file systems in Linux
mount
A software utility, offered by a Linux-like operating system that automates the scheduled task at a predetermined time
cron
allows a user to gain disk usage information quickly
du
Return the specified number of lines from the top
head
removes the user account identified by the login parameter
userdel
Clear the terminal display
clear
Create blank/empty files
touch
Print any text that follows the command
echo
Return the specified number of lines from the bottom
tail
Read the manual
man
Delete files or directories
rm
Command to escalate privileges in Linux
sudo
Command used to create directories in Linux
mkdir
Display active processes
ps
Allows you to check if two files are identical
cmp
Add new user or change existing users data
useradd and usermod
innit
schewpid
compresses files
gzip
Print working directory command in Linux
pwd
a simple utility used to check whether a network is available and if a host is reachable
ping
used to delay for a fixed amount of time during the execution of any script
sleep
Command to change file permissions
chmod
Move or rename files in Linux
mv
Display file contents on the terminal
cat
Kill active processes by process ID or name
kill and killall
used to change the root directory
chroot
Trace all the network hops to reach the destination
traceroute
Command for granting ownership of files or folders
chown
It searches for files and directories in a directory hierarchy based on a user given expression and can perform user-specified action on each matched file.
find
Enables you to remove a remote file system that is currently mounted
unmount
Get the active username
whoami
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