Write a C program to print the odd numbers in the range 1 to 20.

Write a C program to reverse a string of characters without using string function.

Explain system call used in client server model.

Differentiate between Top-down and Bottom-up programming methodologies.

Write a C program to compute difference between two dates (dd/mm/yyyy) using structures to define the dates.

What will be output of the following program? Give suitable justification.
#include<stdio.h>
int main(
int
while(i j
printf("%d",
return


What is a "Linked list" in C Illustrate the use of Linked list with a simple C program.

Write a C program to implement string comparison without using strcmp() function.

Define"arrays". Illustrate use of arrays with a simple C program.

What will be output of the following program Give suitable justification.
#include<stdio.h>
struct
int
float
long double r

int main(
struct A arr[10]
printf("%d", size of arr)
return 0


What are arguments and parameters in functions?

Write a C program to print the following output.
1
2 3
4 5 6
7 8 9 10

6. Write a C program to read an array of structure for storing the information of a student, his roll number. name, semester and average marks. Sort the array in alphabetical order and print it. Also store the sorted names in a file.

What do you mean by software testing? Explain any five differences between black box and white box testing techniques.

What is object -oriented programming? What are its salient features.