Download JNTUH MCA 1st Sem R13 2019 April-May Computer Programming Question Paper

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R13

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA I Semester Examinations, April/May - 2019

COMPUTER PROGRAMMING

Time: 3hrs Max.Marks:60

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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 as sub questions.

PART - A 5 x 4 Marks = 20

1. Discuss in detail about logical operators and bitwise operators.
2. Write down the differences between switch-case and if-else ladder.

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3. Explain briefly about malloc( ) and calloc( ) functions.
4. What are self-referential structures? Discuss briefly.
5. Explain briefly about feof( ) and ferror( ) functions.

PART - B 5 x 8 Marks = 40

1. a) Explain the need of compiler, linker and loader in computer programming.
   

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   b) Briefly explain the classification of computer languages. [4+4]
   OR
   a) What is an unsigned integer constant? What is the significance of declaring a constant as unsigned?
   b) Describe various operators used in C programming. [4+4]
2. a) Explain briefly about repetition statements in C with clear syntax and example.
   

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   b) Discuss the limitations of recursive functions. [4+4]
   OR
   a) Write a C program to test whether a given number is palindrome or not.
   b) Briefly explain various storage classes with their scope and persistent. [4+4]
3. a) Explain how to declare, define and initialize pointers in C with an example program.
   

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   b) Write down the advantages and disadvantages of arrays. [4+4]
   OR
   What is a dynamic array? Explain how to create and process a dynamic array with an example program. [8]
4. Explain the general format for declaring and accessing members of a structure with an example C program for generating grades of students in a class. [8]
   OR
   

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   How to create and initialize arrays of structures in C? Illustrate with an example.
5. a) Discuss about various string manipulation functions available in C. [4+4]
   b) Describe the following functions in C:
   a) fread() b) fwrite() c) fseek( ) [8]
   OR
   

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   a) Write a C program that prints a specified number of records from the beginning of a file.
   b) Write down the merits and demerits of text files over binary files. [4+4]

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