BGSCET - INFORMATION SCIENCE & ENGINEERING

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;
}

• 1

• 4

• 20

• 10

What is the output of the following code snippet?

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

• 2

• 15

• 16

• 18

What does the following declaration indicate?

int x=8;

• x stores a value of 8

• x is an 8 bit integer

• Both A & B

• None of the above

Which of the following is an exit controlled loop?

• while loop

• for loop

• do-while loop

• None of the above

Who is the father of C language?

• Steve Jobs

• James Gosling

• Dennis Ritchie

• Rasmus Lerdorf

All keywords in C are in ____________

• LowerCase letters

• UpperCase letters

• CamelCase letters

• None of the mentioned

What is #include <stdio.h>?

• Preprocessor directive

• Inclusion directive

• File inclusion directive

• None of the mentioned

What will be the final value of x in the following C code?

1. #include <stdio.h>

2. void main()

3. {

4. int x = 5 * 9 / 3 + 9;

5. }

• 3.75

• Depends on compiler

• 24

• 3

What will be the output of the following C code? (Initial values: x= 7, y = 8)

1. #include <stdio.h>

2. void main()

3. {

4. float x;

5. int y;

6. printf("enter two numbers \n");

7. scanf("%f %f", &x, &y);

8. printf("%f, %d", x, y);

9. }

• 7.000000, 7

• Run time error

• 7.000000, junk

• Varies

What will be the output of the following C code considering the size of a short int is 2, char is 1 and int is 4 bytes?

1. #include <stdio.h>

2. int main()

3. {

4. short int i = 20;

5. char c = 97;

6. printf("%d, %d, %d\n", sizeof(i), sizeof(c), sizeof(c + i));

7. return 0;

8. }

• 2, 1, 2

• 2, 1, 1

• 2, 1, 4

• 2, 2, 8