WRITE A MENU DRIVEN PROGRAM WHICH HAS FOLLOWING OPTION:

 1.CONTENTS OF CURRENT DIRECTORY

2.LIST OF USER WHO HAVE CURRENTLY LOGGED IN

3.PRESENT WORKING DIRECTORY

4.CALENDER

5.EXIT

VISP26

ECHO''MAIN MENU''

ECHO''.................................''

ECHO''1.LIST OF FILES''

ECHO''2.LIST OF USERS''

ECHO''3.PRESENT WORKING DIRECTORY''

ECHO''4.DISPLAY CALENDAR''

ECHO''5.EXIT''

ECHO''ENTER YOUR CHOICE:\C''

READ CHOICE

CASE $CHOICE IN

1)IS -X

..

,,

2)WHO

..

,,

3)PWD

..

,,

4)ECHO ''ENTER MONTH AND YEAR''

READ M Y

CAL $M $Y

..

,,

5)BANNER ''THANK YOU''

SLEEP 1

EXIT 0

..

,,

*)ECHO ''CHOICE IS WRONG TRY AGAIN''

..

,,

:WQ(SAVE AND QUIT)