END TERM EXAMINATION

FIRST SEMESTER [BCA] FEBRUARY-MARCH 2023

Solve The Paper

• Q1. Answer the following: (5x5=25)
• (a) What is the use of #define preprocessor?
• (b) Explain the usage of break, labelled break, continue & labelled continue statements?
• (c) Differentiate between Local and Global variable in C.
• (d) Write example code to declare two-dimensional array.
• (e) What is the difference between ++a and a++?

UNIT-I

• Q2. Explain various types of operators used in C with example? (12.5)

• Q3. (a) What is recursion? Explain with the help of a program in C. (6)
• (b) Explain various looping statements in C with the help of suitable example. (6.5)

UNIT-II

• Q4. (a) Differentiate between scanf() and gets() function with the help of an example? (6.5)
• (b) Explain the storage classes in C with example programs? (6)

• Q5. (a) What are the various dynamic memory allocation functions in C? Explain with an example. (6.5)
• (b) What is a pointer? Explain array of pointers to function with suitable example. (6)

UNIT-III

• Q6. (a) Differentiate between formatted and unformatted input and output functions? (6)
• (b) Write short notes on: (3x3=9)
• i) structure and Union
• ii) passing structure to functions
• iii) file access modes

• Q7. (a) What is the use of atoi() function? Explain with an example. (6)
• (b) Compare arrays and structures. Justify your comparison with an example. (6.5)

UNIT-IV

• Q8. (a) Explain the syntax & usage of inbuilt string functions with suitable example. (7.5)
• (b) Write a program to identify the largest and smallest word in a string. (5)

• Q9. (a) Explain the following header files: (2.5x3=7.5)
• i) Math.h
• ii) stdlib.h
• iii) time.h
• (b) Write a program in C to check whether the input word is a palindrome or not? (5)