GATE Computer Science (CS) 2017 Shift 1 Solved Paper

Question : 46 of 65

Marks: +1, -0

Consider the C functions foo and bar given below:


Int foo (int val) {
int x = 0;
while (val  > 0)
x = x + foo (val --);
}
return val;
}
int bar (int val) {
int x = 0;
while (val > 0) {
x = x + bar (val – 1);
}
return val;
}

Invocations of foo (3) and bar (3) will result in:

Return of 6 and 6 respectively.
Infinite loop and abnormal termination respectively.
Abnormal termination and infinite loop respectively.
Both terminating abnormally.

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