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C Programming

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

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

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C Programming
Determine Output:void main(){ static int i=5; if(--i){ main(); printf("%d ", i); }}

None of These
5 4 3 2 1
Infinite Loop
0 0 0 0

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C Programming
The default parameter passing mechanism is

None of these.
call by reference
call by value result
call by value

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C Programming
Determine Output:#define int charvoid main(){ int i = 65; printf("sizeof(i)=%d", sizeof(i));}

sizeof(i)=1
sizeof(i)=2
None of These
Compiler Error

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C Programming
Find the output of the following program.void main(){ int i=10; /* assume address of i is 0x1234ABCD */ int *ip=&i; int **ipp=&&i; printf("%x,%x,%x", &i, ip, *ipp); }

0x1234ABCD, 0x1234ABCD, 10
Syntax error
0x1234ABCD, 10, 10
Runtime error
0x1234ABCD, 0x1234ABCD, 0x1234ABCD

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C Programming
What will be printed when this program is executed?int f(int x){ if(x <= 4) return x; return f(--x);}void main(){ printf("%d ", f(7)); }

4 5 6 7
Syntax error
4
Runtime error
1 2 3 4

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