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C Programming

C Programming
Which of the following function calculates the square of 'x' in C?

power(x, 2)
power(2, x)
sqr(x)
pow(2, x)
pow(x, 2)

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C Programming
Which is the only function all C programs must contain?

main()
getch()
start()
system()
printf()

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C Programming
What will be the value of i and j after execution of following program?#includevoid main(){int i, j;for(i=0,j=0;i<10,j<20;i++,j++){printf("i=%d %t j=%d", i, j); }}

10 20
Run time error
10 10
20 20

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C Programming
What is the output of the following program?#includeint c[10] = {1,2,3,4,5,6,7,8,9,10}; main(){ int a, b=0; for(a=0;a<10;++a) if(c[a]%2 == 1) b+=c[a]; printf("%d", b);}

24
25
20
None of these
30

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C Programming
What will be the output of the given program?#includevoid main(){int a=11,b=5;if(a=5) b++;printf("%d %d", ++a, b++);}

6 6
6 7
12 7
5 6
11 6

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C Programming
What will be the output of the following program?#include#define prod(a,b) a*bvoid main(){ int x=3,y=4; printf("%d", prod(x+2,y-1));}

None of these
11
10
15
12

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