Write a linux shell program to perform a menu driven program to display today’s date,Processes of the system,user’s of the system,list files of the system

Write a menu driven program to display today’s date,   Processes of the system,  user’s of the system,  list files of  the system

Code:

clear 

echo --------------------------------------------- 

echo '\tMenu Implementation' 

echo --------------------------------------------- 

echo 1.Today DATE 

echo 2.Process of the system 

echo 3.Users of the system 

echo 4.List of files 

echo Enter your choice 

read choice 

case $choice in 

        1)date;; 

        2)ps;; 

        3)who;; 

        4)ls -1;; 

        *)echo This is not a choice 

esac 

Output:

--------------------------------------------- 

Menu Implementation 

--------------------------------------------- 

1.Today DATE 

2.Process of the system 

3.Users of the system 

4.List of files 

Enter your choice 

2 

  PID TTY          TIME CMD 

 2458 pts/0    00:00:00 bash 

 2477 pts/0    00:00:00 sh 

 2479 pts/0    00:00:00 ps