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00000CS100121802

Write a C program to multiply two m x n matrices.
With an example, explain how pointers and arrays are related.
What will be the output of the following code?

#include
void main()

{

int x=10,y=10;

int *pl=&x,*p2=&y,*p3;
printf(“\n%d_ %d”,(*p1),(*p2));
Cpl;
printf(“\n%d”,(*p1));
—~(*p2);
printf(“\n%d”,(*p2));

*p3 = *pl +(*p2);
printf(“\n%d “,(*p3));
*p3 = +4(*p2) - *pl;
printf(“\n%d “,(*p3));

}

Define a © function checkprime( ) that accepts an integer argument and returns
1 if the argument is prime, a 0 otherwise. Write a C program that invokes this
function to generate prime numbers between the given ranges.
Describe Call by reference parameter passing mechanism in C.
PART C

Answer any two full questions, each carries14 marks.
Write a C program to perform binary search on a set of sorted numbers using
recursion.
Write a C program to perform selection sort on a set of N numbers.
Write a C program to read data from two text files, merge the contents of the
two files into a new file and display the merged contents.
Explain bitwise shift operators.
Write a C program to check whether a given number is palindrome or not using
command line arguments.
Write a C program to read the contents of a text file and find the number of

characters, lines and words.

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(8)
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(6)

(8)
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(8)