Amrita Vishwa Vidyapeetham 2007 M.C.A Programming using Unix/Linux Shell - Question Paper

M.C.A. Dec 2007
Programming using Unix/Linux Shell

Time : 3 hours Maximum : 100 marks
All ques. carry equal marks.
ans any 5 ques..
1. (a) Explain the structure of Inode table for the unix file system. (10)
(b) Discuss the use of I/O redirection and pipes in unix.
(10)
2. (a) Discuss about the Unix command line arguments.
(5)
(b) Explain the ‘‘awk’’ with all its functions. (15)
3. (a) Write a shell program to get the month by name and convert into numbers using case statement in Unix and discuss. (10)
(b) Discuss the various loop statements in Unix. (10)
4. (a) Explain in detail the use of different standard I/O function. (10)
(b) How will you set permissions for owner group? (10)
5. (a) Discuss the implementation of a 4 function calculator in Unix. (10)
(b) Discuss the process of defining variables for a program and fault recovery. (10)
6. (a) Explain the text file manipulation in Unix. (10)
(b) Explain any 2 document preparation tool. (10)
7. (a) Explain the procedure of handling signals and interrupts. (10)
(b) Write a note on ;
(i) get and put (5)
(ii) standard string function. (5)
8. (a) Explain the feature of ‘Tbl’ and ‘eqn’ preprocessor.
(10)
(b) Explain the ‘mail’ and ‘write’ commands with its various flags. (10)

Earning:   Approval pending.