Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 1st Sem (First Semester) Regulation-R13 2017 August 811AC Computer Programming Previous Question Paper
R13
Code No: 811AC
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA I Semester Examinations, August - 2017
COMPUTER PROGRAMMING
Time: 3hrs
Max.Marks:60
Note: This question paper contains two parts A and B.
Part A is compulsory which carries 20 marks. Answer all questions in Part A.
Part B consists of 5 Units. Answer any one full question from each unit. Each question
carries 8 marks and may have a, b, c as sub questions.
PART - A
5 ? 4 Marks = 20
1.a) Explain the type conversions allowed in `C' Language.
[4]
b) What is the use of default alternative in Switch statement? Compare use of switch with
nested if-else statement.
[4]
c) How to initialize array? Explain with example and write its uses.
[4]
d) Define structure and union. Explain the way of declaring and accessing them.
[4]
e) Explain the concept of files, records and fields.
[4]
PART - B
5 ? 8 Marks = 40
2.
What do you understand by operators? Explain the use of the following operators
a) relational b) logical
c) arithmetic operators.
[8]
OR
3.a)
Discuss precedence order and associativity of operators.
b)
What is typecasting? When should a typecast be used?
[4+4]
4.
A cashier has currency notes of denominations 10, 50 and 100 each of x, y and z
quantities. If the amount to be withdrawn is input through the keyboard, find the total
number of currency notes of each denomination the cashier will have to give the
withdrawer.
[8]
OR
5.a)
What are functions? What is the advantage of using function in a program?
b)
What are macros? Is it better to use a macro or a function?
[4+4]
6.
Write a C language program to read one matrix and find the sum of its diagonal elements.
[8]
OR
7.
What is dynamic memory allocation? Write and explain the different dynamic memory
allocation functions in C.
[8]
8.
What do you understand by strings? How do you declare a string? Write a program to
copy one string into another.
[8]
OR
9.
Explain array of structures and structure within a structure with examples.
[8]
10.
Write a program that prints only those lines from a file which are containing more than 50
characters.
[8]
OR
11.
Write a C language program to copy the contents of one file to another file using
command line arguments.
[8]
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This post was last modified on 16 March 2023