Jawaharlal Nehru Technological University Hyderabad 2006-2nd Sem M.C.A Computer s, y-., COBOL - Question Paper

Code No: 24/MCA
M.C.A II-Semester Examinations, July-2006.

DATA PROCESSING THROUGH COBOL

Time: three hours Max.Marks: 60
ans any 5 ques.
All ques. carry equal marks

1. a) How many divisions are there in a COBOL program? State their names along
with purpose of every.
b) discuss the following:
(i) PICTURE clause (ii) VALUE clause (iii) FILLER (iv) Level structure

2. a) What is the need of Working storage section? Why do you need REDEFINES
Clause, RENAME clause? provide Example.
b) How can you implement string obtain and change operation in COBOL? discuss with Example.

3. a) define the subsequent COBOL verbs with help of 1 example every.
(i) Arithmetic Verbs (ii) Input/Output Verbs.
b) How do you implement iteration in COBOL? What is the use of nested PERFORM loops? discuss
with examples?

4. a) discuss the following:
(i) OCCURS clause (ii) Indexed Table and Indexing.
b) discuss the COBOL SORT and MERGE verb with help of an example.

5. a) Write a program in COBOL to create an indexed sequential file from a disk file. The format of the Disk
file is
emp-no -- five Numeric disks
emp-name -- 20 characters
Date-birth -- eight characters
Salary -- eight Numeric digits
Select the key of the file as emp-no.
b) discuss the subsequent String Handling Statements in COBOL
(i) STRING (ii) UNSTRING (iii) EXAMINES

6. a) discuss the subsequent terms in COBOL with help of an example.
(i) Sign condition (ii) Name conditions (iii) condition-name-condition (iv) compound condition
b) discuss the syntax and functions of the subsequent Report author clauses in COBOL
(i) SOURCE (ii) Generate (iii) TERMINATE (iv) INITIATE.

7. a) discuss the subsequent Inter-program communication statements in COBOL.
(i) call by VERB (ii)call by address
b) discuss the ENVIRONMENT DIVISION and PROCEDURE DIVISION statements for relative file
organization.

8. Write short notes on:
(a) COPY and CALL statements
(b) SEARCH and SET
(c) Sequence Control Verbs

Earning:   Approval pending.