LAB 3

In Lab 3, I will show how the following commands operate.

>

 

The > command is use to redirect and output to the std out.

>>

The >> command is used to redirect and append. it can be use to redirect without replacing the files inside the  file.

|

 

The command | is called the pipeline operator. it allows you to redirect the output of one command and pipe it as input to another.

head

 

 

the head  command is use to display the first  10 lines of file

tail

 

The tail  command s used to display the last 10 lines of a file

echo

 

The echo command is use to display a line of a text.