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

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Code No: 811AC

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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R13

MCA I Semester Examinations, June/July - 2018

COMPUTER PROGRAMMING

Time: 3hrs Max.Marks:60

Note:

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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 x 4 Marks = 20

1. a) Discuss the concept of Type Conversion with an example. [4]
   

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   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

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5 x 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.
   

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   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]

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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]
   

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   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]
    

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    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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