Download JNTUH MCA 1st Sem R13 2018 June-July Computer Programming Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 1st Sem (First Semester) Regulation-R13 2018 June-July Computer Programming Previous Question Paper

R13

Code No:811AC















JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA I Semester Examinations, June/July - 2018

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) Discuss the concept of Type Conversion with an example.





[4]

b) Write the differences between while and do-while statements.





[4]

c)

What is an array? Write down its applications.









[4]

d)

Explain briefly about nested structures.











[4]

e) Explain briefly about ftell( ) and rewind( ) functions.







[4]

PART - B

















5 ? 8 Marks = 40

2.a)

Write down the advantages and disadvantages of structured programming.

b)

Explain the terms precedence and associativity in evaluating an expression.

[4+4]

OR

3.a)

Mention various rules for naming a variable in C.

b)

Describe various computing environments with neat diagrams.





[4+4]


4.

Explain briefly about selection statements in C with clear syntax and example.

[8]

OR

5.a)

Write a C program to generate a sequence of prime numbers between given range.

b)

Briefly explain various function parameter passing mechanisms.



[4+4]


6.a)

Why is it necessary to give the size of an array in an array declaration?

b)

Explain with an illustrative example program for declaring an array and accessing its
elements.



















[4+4]

OR

7.

Explain how a multidimensional array is defined in terms of a pointer to a
collection of contiguous arrays of lower dimensionality with an illustrative C
program.



















[8]


8.

Explain the process of passing an entire structure to a function using a program. [8]

OR

9.a)

Explain briefly about command line arguments.

b)

Discuss about various string I/O functions available in C.





[4+4]


10.

Describe the following I/O functions:
a) fopen( )

b) fprintf( )

c) fscanf( )











[8]

OR

11.a) Write a C program that copies the contents of a binary file of integers to a second file.
b) Write down the differences between text files and binary files.





[4+4]



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