C Programming

Q71.

Consider the following C code. #include < stdio.h > #include < math.h > void main () { double pi = 3.1415926535; int a = 1; int i; for (i=0; i < 3; i++) if (a = cos(pi * i/2)) printf("% d", 1); else printf("%d", 0); } What would the program print?
GateOverflow

Q72.

Consider the following ANSI C program. #include < stdio.h > int main() { int i, j, count; count=0; i=0; for (j=-3; j < =3; j++) { if (( j > = 0) && (i++)) count = count + j; } count = count +i; printf("%d", count); return 0; }Which one of the following options is correct?
GateOverflow

Q73.

What is the output of tho following program? main(){ int x=2, y=5; if(x < y) return (x=x+y); else printf("z1"); printf("z2"); }
GateOverflow

Q74.

Assume A and B are non-zero positive integers. The following code segment: while(A!=B){ if(A > B) A -= B; else B -= A; } cout << A; // printing the value of A
GateOverflow

Q75.

Let x be an integer which can take a value of 0 or 1. The statement if (x == 0) x = 1; else x = 0; is equivalent to which one of the following ?
GateOverflow

Q76.

Consider the C program below. #include < stdio.h > int *A, stkTop; int stkFunc(int opcode, int val) { static int size=0, stkTop=0; switch (opcode) { case -1: size = val; break; case 0: if (stkTop < size) A[stkTop++] = val; break; default: if (stkTop) return A[--stkTop]; } return -1; } int main() { int B[20]; A = B; stkTop = -1; stkFunc (-1, 10); stkFunc ( 0, 5); stkFunc ( 0, 10); printf ("%d\n", stkFunc(1, 0) + stkFunc(1, 0)); } The value printed by the above program is __________.
GateOverflow

Q77.

Given the programming constructs I. assignment II. for loops where the loop parameter cannot be changed within the loop III. if-then-else IV. forward go to V. arbitrary go to VI. non-recursive procedure call VII. recursive procedure/function call VIII. repeat loop, which constructs will you not include in a programming language such that it should be possible to program the terminates (i.e., halting) function in the same programming language
GateOverflow

Q78.

The conditional expansion facility of macro processor is provided to
GateOverflow

Q79.

What will be the output of the following C program segment? char inChar = 'A' ; switch ( inChar ) { case 'A' : printf ("Choice A\ n") ; case 'B' : case 'C' : printf ("Choice B") ; case 'D' : case 'E' : default : printf ( " No Choice" ) ; }
GateOverflow

Q80.

Consider the following pseudo-codex:=1; i:=1; while (x <= 1000) begin x:=2^x; i:=i+1; end; What is the value of i at the end of the pseudo-code?
GateOverflow