Download JNTUH MCA 1st Sem R15 2021 July-August 821AC Computer Programming Using C Question Paper

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Code No: 821AC

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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

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R15

MCA I Semester Examinations, July/August - 2021

COMPUTER PROGRAMMING USING C

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Time: 3 Hours Max.Marks:75

Answer any five questions

All questions carry equal marks

1. a) What is a data type? List various data types in C and write about their sizes in bytes.
   b) Enumerate all the operators in C with appropriate examples. [6+9]

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2. a) Evaluate the following expression in C with the values A=5, B=20, C=15, D=10
   A+B*C/D)-A+C*D
   b) Write a C program to find biggest of given three numbers. [7+8]
3. a) Demonstrate all the decision making statements in C with examples.
   b) Write a C program to find the sum of 20 natural numbers. [9+6]

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4. a) Differentiate between call by value and call by reference in C.
   b) Write a C program to generate Fibonacci series using recursive functions. [7+8]
5. a) How to define and declare multi-dimensional arrays? Give an example.
   b) Write a C program for multiplication of two matrices. [6+9]
6. a) Define a pointer. What are the advantages of pointers than arrays?
   

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   b) Discuss about malloc( ) and calloc( ) memory allocation functions with suitable examples. [8+7]
7. a) Demonstrate self-referential structures in C with suitable examples.
   b) Explain about enumerated data types in detail. [9+6]
8. a) Write syntax and examples for fopen( ), fclose( ) and fflush( ) functions.
   b) Write syntax and examples for positioning functions in C. [9+6]

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