Term-End Practical Examination
CS-63P: INTRODUCTION TO SYSTEM SOFTWARE
Note: There are 2 questions in this paper. Answer them all. They carry 70 marks. The rest 30 marks are for the Viva-voice.
1. Write a shell script to rename any file name given as a command argument. 
2. List and execute the following UNIX commands : [8x5=40]
(a) To change the password of a user.
(b) To display the long listing of all, the files in the current directory.
(c) To select all the file-names whose file name starts with "t" in the current directory.
(d) To run any process at background.
(e) To search for a particular pattern in a file and display its count (no. of occurrences).