1.

What do you mean by looping? Explain while loop with suitable example. Compare while loop with do-while loop. Write a program to find sum and average of first n natural numbers. (1+3+2+4)

2.

What are the benefits of using arrays? Compare one dimensional array with two dimensional array. Write a program to find transpose of a matrix. (2+2+6)

3.

What is structure? How is it different from union? Create a structure named course with name, code, and credit_hour as its members. Write a program using this structure to read data of 5courses and display data of those curses with credit_hour greater than 3. (1+2+7)

4.

Explain flowchart with example. What are the benefits of using flowcharts? (3+2)

5.

What is data type? Why do we need it in programming? Explain any three basic data types with example. (1+1+3)

6.

What do you mean by unformatted I/O? Explain. (5)

7.

Write a program to display first n prime numbers. (5)

8.

Write a program to find product of two integers using your own function. (5)

9.

Define pointer. How do you return pointers from functions? Explain with example. (1+4)

10.

Explain different file I/O functions with example. (5)

11.

Write a program to draw a circle using graphics function. (5)

12.

Write short notes on: (2.5+2.5)

a. Compilation and execution
b. Operator precedence and associativity