SJIT ECE PRACTICE TEST HCL @ 13/3/24

Authored by DINESH ADIKESAVAN

Professional Development

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20 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be the output of the following code snippet?
#include <stdio.h>
int main()
{
int a = 3,
b = 5;
int t = a;
a = b;
b = t;
printf("%d %d", a, b);
return 0;
}

5 3

3 3

3 5

5 5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output of the following code snippet?
#include <stdio.h>
int main()
{
int a[] = {1, 2, 3, 4};
int sum = 0;
for(int i = 0; i < 4; i++) { sum += a[i];
}
printf("%d", sum);
return 0;
}

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output of the following code snippet?

int main() 
{
	int sum = 2 + 4 / 2 + 6 * 2;
	printf("%d", sum);
	return 0;
}

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be the output of the following code snippet?

#include <stdio.h>
void solve() {
    int a[] = {1, 2, 3, 4, 5};
    int sum = 0;
    for(int i = 0; i < 5; i++) {
        if(i % 2 == 0) {
            sum += *(a + i);
        }
        else {
            sum -= *(a + i);
        }
    }
    printf("%d", sum);
}
int main() {
	solve();
	return 0;
}

syntax error

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be the output of the following code snippet?

#include <stdio.h>
void solve() {
    int first = 10, second = 20;
    int third = first + second;
    {
        int third = second - first;
        printf("%d ", third);
    }
    printf("%d", third);
}
int main() {
	solve();
	return 0;
}

10 30

30 10

10 20

20 10

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be the output of the following code snippet?

#include <stdio.h>
void solve() {
    int a = 3;
    int res = a++ + ++a + a++ + ++a;
    printf("%d", res);
}
int main() {
	solve();
	return 0;
}

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be the value of x in the following code snippet?

#include <stdio.h>
void solve() {
    int x = printf("Hello");
    printf(" %d", x);
}
int main() {
	solve();
	return 0;
}

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SJIT ECE PRACTICE TEST HCL @ 13/3/24

What will be the output of the following code snippet?
#include <stdio.h>
int main()
{
int a = 3,
b = 5;
int t = a;
a = b;
b = t;
printf("%d %d", a, b);
return 0;
}

What is the output of the following code snippet?
#include <stdio.h>
int main()
{
int a[] = {1, 2, 3, 4};
int sum = 0;
for(int i = 0; i < 4; i++) { sum += a[i];
}
printf("%d", sum);
return 0;
}

What is the output of the following code snippet?
`int main() { int sum = 2 + 4 / 2 + 6 * 2; printf("%d", sum); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void solve() { int a[] = {1, 2, 3, 4, 5}; int sum = 0; for(int i = 0; i < 5; i++) { if(i % 2 == 0) { sum += (a + i); } else { sum -= (a + i); } } printf("%d", sum); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void solve() { int first = 10, second = 20; int third = first + second; { int third = second - first; printf("%d ", third); } printf("%d", third); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void solve() { int a = 3; int res = a++ + ++a + a++ + ++a; printf("%d", res); } int main() { solve(); return 0; }`

What will be the value of x in the following code snippet?
`#include <stdio.h> void solve() { int x = printf("Hello"); printf(" %d", x); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void swap(int a, int b) { int t = a; a = b; b = t; } void solve() { int a = 3, b = 5; swap(&a, &b); printf("%d %d", a, b); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> #define VAL 3 * (2 + 6) void solve() { int a = 10 + VAL; printf("%d", a); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void solve() { printf("%d %d", (023), (23)); } int main() { solve(); return 0; }`

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SJIT ECE PRACTICE TEST HCL @ 13/3/24

What will be the output of the following code snippet?#include <stdio.h> int main() { int a = 3, b = 5; int t = a; a = b; b = t; printf("%d %d", a, b); return 0; }

What is the output of the following code snippet?#include <stdio.h> int main() { int a[] = {1, 2, 3, 4}; int sum = 0; for(int i = 0; i < 4; i++) { sum += a[i]; } printf("%d", sum); return 0; }

What is the output of the following code snippet?int main() { int sum = 2 + 4 / 2 + 6 * 2; printf("%d", sum); return 0; }

What will be the output of the following code snippet?#include <stdio.h> void solve() { int a[] = {1, 2, 3, 4, 5}; int sum = 0; for(int i = 0; i < 5; i++) { if(i % 2 == 0) { sum += *(a + i); } else { sum -= *(a + i); } } printf("%d", sum); } int main() { solve(); return 0; }

What will be the output of the following code snippet?#include <stdio.h> void solve() { int first = 10, second = 20; int third = first + second; { int third = second - first; printf("%d ", third); } printf("%d", third); } int main() { solve(); return 0; }

What will be the output of the following code snippet?#include <stdio.h> void solve() { int a = 3; int res = a++ + ++a + a++ + ++a; printf("%d", res); } int main() { solve(); return 0; }

What will be the value of x in the following code snippet?#include <stdio.h> void solve() { int x = printf("Hello"); printf(" %d", x); } int main() { solve(); return 0; }

What will be the output of the following code snippet?#include <stdio.h> void swap(int *a, int *b) { int t = *a; *a = *b; *b = t; } void solve() { int a = 3, b = 5; swap(&a, &b); printf("%d %d", a, b); } int main() { solve(); return 0; }

What will be the output of the following code snippet?#include <stdio.h> #define VAL 3 * (2 + 6) void solve() { int a = 10 + VAL; printf("%d", a); } int main() { solve(); return 0; }

What will be the output of the following code snippet?#include <stdio.h> void solve() { printf("%d %d", (023), (23)); } int main() { solve(); return 0; }

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What will be the output of the following code snippet?
#include <stdio.h>
int main()
{
int a = 3,
b = 5;
int t = a;
a = b;
b = t;
printf("%d %d", a, b);
return 0;
}

What is the output of the following code snippet?
#include <stdio.h>
int main()
{
int a[] = {1, 2, 3, 4};
int sum = 0;
for(int i = 0; i < 4; i++) { sum += a[i];
}
printf("%d", sum);
return 0;
}

What is the output of the following code snippet?
`int main() { int sum = 2 + 4 / 2 + 6 * 2; printf("%d", sum); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void solve() { int a[] = {1, 2, 3, 4, 5}; int sum = 0; for(int i = 0; i < 5; i++) { if(i % 2 == 0) { sum += (a + i); } else { sum -= (a + i); } } printf("%d", sum); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void solve() { int first = 10, second = 20; int third = first + second; { int third = second - first; printf("%d ", third); } printf("%d", third); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void solve() { int a = 3; int res = a++ + ++a + a++ + ++a; printf("%d", res); } int main() { solve(); return 0; }`

What will be the value of x in the following code snippet?
`#include <stdio.h> void solve() { int x = printf("Hello"); printf(" %d", x); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void swap(int a, int b) { int t = a; a = b; b = t; } void solve() { int a = 3, b = 5; swap(&a, &b); printf("%d %d", a, b); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> #define VAL 3 * (2 + 6) void solve() { int a = 10 + VAL; printf("%d", a); } int main() { solve(); return 0; }`

What will be the output of the following code snippet?
`#include <stdio.h> void solve() { printf("%d %d", (023), (23)); } int main() { solve(); return 0; }`