Jawaharlal Nehru Technological University Hyderabad 2007 M.C.A Computer Aplications BUSINESS DATA PROCESSING - Question Paper

1.a) define different steps involved in application program
development process.
b) define in detail identification and environment divisions.
discuss the role of every field in COBOL program.
2.a) define different data kinds of COBOL.
b) define the instruction format of different kinds of move statement.
3.a) define different arithmetic statements of COBOL.
b) define iterations using different forms of PERFORM statement.
4. define IF and EVALUATE statements with your own example.
5. Write 2 routines 1 with a PERFORM - - - Times and 1 with
PERFORM - - - UNTIL to sum all odd integers from one to 1001
exclusive of 1001.
6.a) define occurs clause. discuss how an occurs clause can be
used for table handling-with your own example.
b) define sequential File handling process of COBOL.
7.a) define SORT feature. Write a simple COBOL algorithm for
sorting ‘N’ data elements in descending order.
b) discuss how indexed disk files will be processed in COBOL.
8. Write short notes on the following:
a) Copy statement
b) Unstring statements
c) Report part
d) relative disk files.

Earning:   Approval pending.