cat-n filename //View the contents of the filename file. - n displays the corresponding line number.
Yum Install softname //installation software, remember to use root permissions.
Service//view services. For example service mysqld start. Start the database service or you cannot connect to the database. Service mysqld Stop. Stop Service
ls or ll //view all files in the current directory
SSH @root IP address remote link destination host
histpryNumber//view recent number bar history
shutdown - H now//shutdown
cd+path //Switch to Path
pwd //View the current active path
touch filename //create filename File
mkdir name //Create name folder
Locate or Whereis + name//View the path where name is located
su or sudo + username //Switch User
chmod+r+000 name//forcibly modify the name's permissions
PS //View the currently active process
grep+name //Filter Name
CP name path //Copy to path path
MV Name path //move to Path
RM-RF name //FORCE Delete name
WhoAmI //View the currently logged in user name
Basic commands common to Linux