Lab 1

 

In Lab 1, I will show the following commands:
df ,cal ,free ,cd ,pwd ,ls ,file and less

A) df

 

The df command is used to show the amount of disk space that is free on file systems.

B) cal

The cal command is used to display the calendar in the operating system’s.

C) free

The free command display the memory available in the machine.

D) cd

The cd command is used to change the current working directory to a specified directory in an operating system

E) pwd

 

The pwd is the command that display the current working directory

F) ls

The ls command is used to list files in Unix and Unix-like operating systems.

G) file

The file is a command to get the file type of a file

H) less

The less command is a terminal pager program on Unix systems used to view or read the content of a file