4.2 Directory (folder) and file commands

This section only presents a brief introduction, use man and info to learn more about each command.

• pwd: this command shows the current working directory.
• cd: this command changes the current working directory.
• mkdir: this command creates a new directory.
• ls: this command lists the content of a directory.
• rm: this command can be used to remove a file or directory. Be careful when you use this command, you can end up nuking everything!
• cp: copy.
• mv: this command can move a file/directory from one location to another, it can also be used to rename a file/directory.
• tar: this command is very useful for create a single archive file from multiple files or folders. It can also be used to uncompressed archive files.