Download JNTUA MCA 2018 July Reg-Supply 1st Sem 17F00102 Introduction to Problem Solving and Programming Question Paper

Download JNTU Anantapur (JNTU Anantapur) Master of Computer Applications (MCA) 2018 June-July Regular Supply 1st Sem 17F00102 Introduction to Problem Solving and Programming Previous Question Paper

Code: 17F00102

MCA I Semester Supplementary Examinations June/July 2018
INTRODUCTION TO PROBLEM SOLVING & PROGRAMMING
(For students admitted in 2017 only)

Time: 3 hours Max. Marks: 60

Answer all the questions

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1 Explain various steps involved in a systematic implementation of algorithms in top-down approach.
OR
2 Write a Pascal implementation of summing up a set of n numbers and return the resultant sum.

3 Write the Pascal implementation for generating pseudo-random numbers.
OR
4 Develop an algorithm to raise a number ?n? to a large power ?p?.

5 What do you mean by typecasting? Explain the difference between while and do-while loop with an
example.
OR
6 Explain different relational operators. Define a variable and list out the rules for formulating variable
names.

7 What is recursion? Explain the declaration of a function with an example.
OR
8 Define and declare a union. List out the differences between structures and unions.

9 What is the difference between malloc and calloc functions? Explain the concepts of arrays of pointers
with an example.
OR
10 Define a file. Write a program to demonstrate the opening and closing of a file.

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