PRACTICAL QUESTION PAPER » CS-63P PRACTICAL JUNE 2007 SET-3

IGNOU BCA CS-63P: INTRODUCTION TO SYSTEM SOFTWARE - JUNE 2007 PRACTICAL QUESTION PAPER

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Set-3

BACHELOR IN COMPUTER APPLICATIONS
Term-End Practical Examination
June, 2007
CS-63P: INTRODUCTION TO SYSTEM SOFTWARE

Time allowed: 2 Hours

Max. Marks : 100
(Weightage 15%)

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Note: There are 2 questions in this paper. Answer them all. They carry 70 marks. The rest 30 marks are for the Viva-voice.

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1. Write a shell program which writes all the odd-numbered lines of a text-file into another file. [30]

2. List and execute the following UNIX commands : [8x5=40]
(a) To set the file permissions of any given file : read, write, execute permissions for the owner' and execute permission to the group, and read and execute permissions to the others.
(b) Create a file using any editor.
(c) To display various processes running.
(d) To scan directories and locate any file, given the file-name by the user.
(e) To send a message to any user who is already logged in.