Unix Commands

Concatenates files and displays their contents

Examples of cat:

Example 1

Changes the permissions of a file or directory

Examples of chmod:

Example 1

Example 2

Examples of :

Searches for patterns in text files

Examples of grep:

Example 1

Example 2

Displays the first few lines of a file.

Examples of head:

Example 1

Example 2

Displays the last few lines of a file.

Examples of tail:

Example 1

Example 2

Displays the contents of a file page by page

Examples of more:

Example 1

Example 2

Moves files or directories

Examples of mv:

Example 1

Example 2

Remove files

Examples of rm:

Example 1

Example 2

Examples of :

Changes the current working directory

Examples of cd:

Example 1

Example 2

Example 3

Example 4

Example 5

Creates a new directory

Examples of mkdir:

Example 1

Example 2

Moves files or directories

Examples of mv:

Example 1

Example 2

Remove directories

Examples of rmdir:

Example 1

Example 2

Prints the current working directory

Examples of pwd:

Example 1

Example 2

Examples of :

Print environment variables

Examples of env:

Example 1

Example 2

Terminates processes using their process IDs (PIDs)

Examples of kill:

Example 1

Example 2

Displays information about active processes, including their status and IDs

Examples of ps:

Example 1

Example 2

Examples of :