C Programming Variables MCQ

Q1. Find the output of the code ?

#include <stdio.h>

int main() {
    int x = 5;
    int y = x + 2;
    printf("%d\n", y);
    return 0;
}

a) 5
b) 2
c) 7
d) Compilation error

Q2. Find the output of the code ?

#include <stdio.h>

int main() {
    int x = 10;
    int y = x--;
    printf("%d\n", y);
    printf("%d\n", x);
    return 0;
}

a) 9, 10
b) 10, 9
c) 10, 10
d) 11, 10

Q3. Find the output ?

#include <stdio.h>

int main() {
    int x = 5;
    int y = 2;
    x = y;
    printf("%d\n", x);
    return 0;
}

a) 2
b) 5
c) 7
d) Compilation error

Q4. Find the output ?

#include <stdio.h>

int main() {
    int x = 5;
    int y = 3;
    x = x + y;
    y = x - y;
    x = x - y;
    printf("%d %d\n", x, y);
    return 0;
}

a) 5 3
b) 3 5
c) 8 5
d) 5 8

Q5. Find the output ?

#include <stdio.h>

int main() {
    int a = 7;
    int b = 2;
    int c = a % b;
    printf("%d\n", c);
    return 0;
}

a) 3
b) 1
c) 2
d) 0

Q6 Find the output ?

#include <stdio.h>

int main() {
    int x = 5;
    int y = ++x * 2;
    printf("%d\n", y++);
    return 0;
}

a) 11
b) 10
c) 12
d) 13

Q7 Find the output ?

#include <stdio.h>

int main() {
    int a = 10;
    int b = 5;
    int c = a / b;
    printf("%d\n", c);
    return 0;
}

a) 2
b) 5
c) 10
d) 0

Q8. Find the output ?

#include <stdio.h>

int main() {
    int a = 2;
    int b = 3;
    int c = a++ * b++;
    printf("%d\n", c);
    return 0;
}

a) 6
b) 8
c) 9
d) 10

Q9 Find the output ?

#include <stdio.h>

int main() {
    int x = 7;
    int y = 2;
    int z = x / y + x % y;
    printf("%d\n", z);
    return 0;
}

a) 3
b) 4
c) 5
d) 7

Q10 Find the output ?

#include <stdio.h>

int main() {
    int x = 10;
    int y = x-- + --x;
    printf("%d\n", y--);
    return 0;
}

a) 17
b) 19
c) 18
d) 20

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