Can you name the main commands for working in the Linux command line?

Basic commands for working in the Linux command line:

• ls — display a list of files and folders in the current directory.
• cd — change the current directory.
• pwd — show the full path of the current directory.
• cp — copy files or folders.
• mv — move or rename files.
• rm — delete files.
• mkdir — create a new directory.
• rmdir — delete an empty directory.
• cat — display the contents of a file.
• grep — search within file contents.
• chmod — change file permissions.
• ps — view running processes.
• kill — terminate a process by PID.

These commands are fundamental for navigation and file management in Linux.