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C Programming

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

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

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C Programming
#includevoid main(){ int *ptr, a=10; ptr = &a; *ptr += 1; printf("%d, %d", *ptr, a);}

11, 11
11, 10
10, 11
10, 10

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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); }

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

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C Programming
short testarray[4][3] = { {1}, {2,3}, {4,5,6}};printf("%d", sizeof(testarray));Assuming a short is two bytes long, what will be printed by the above code?

7
6
12
24
It will not compile because not enough initializers are given

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C Programming
What will be the following code's output if choice = 'R'?switch(choice){ case 'R' : printf("RED"); case 'W' : printf("WHITE"); case 'B' : printf("BLUE"); default : printf("ERROR");break;}

RED
ERROR
RED WHITE BLUE ERROR
RED ERROR
RED WHITE BLUE

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C Programming
Find the output of the following program. void main() { int i=01289; printf("%d", i); }

1289
713
0713
0289
Syntax error

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