Control Structures Questions in C

1.
What will be the output of following program ?

#include
void main()
{
    if(!printf(""))
        printf("Okkk");
    else
        printf("Hiii");
}

A. okkk
B. Hiii
C. Error
D. None

Answer: A
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2.
What will be the output of following program ?

#include
int main()
{
    int a=10;
    if(10L == a)
        printf("10L");
    else if(10==a)
        printf("10");
    else
        printf("0");
    return 0;
}

A. 10
B. 10L
C. 10L10
D. ERROR

Answer: B
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3.
Find the output?

#include
int main()
{
    int pn=100;
    if(pn>20)
        if(pn<20 font="">
            printf("Heyyyyy");
    else
        printf("Hiiiii");
    return 0;
}

A. No output
B. Hiiiii
C. Heyyyyy
D. HeyyyyyHiiiii

Answer: B
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4.
Find the output?

#include
#define TRUE 1
int main()
{
    if(TRUE)
        printf("1");
        printf("2");
    else
        printf("3");
        printf("4");
    return 0;
}

A. ERROR
B. 1
C. 12
D. 2

Answer: A
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5.
Find the output?

#include
int main()
{
    int a=10;
    if(a==10)
    {
        printf("Hello...");
        break;
        printf("Ok");
    }
    else
    {
        printf("Hii");
    }
    return 0;
}

A. Hello...
B. Hello...OK
C. OK
D. ERROR

Answer: D
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6. 

What will be output when you will execute following c code?

#define True 5==5

#include

void main(){

    if(.001-0.1f)

         printf("David Beckham");

    else if(True)

         printf("Ronaldinho");

    else

        printf("Cristiano Ronaldo");

}

Choose an option:

A. David Beckham

B. Ronaldinho

C. Cristiano Ronaldo

D. Warning: Condition is always true

E. Warning: Unreachable code

Answer: A,D,E

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7.

What will be output when you will execute following c code?

#include

void main(){

    int a=100;

    if(a>10)

         printf("M.S. Dhoni");

    else if(a>20)

         printf("M.E.K Hussey");

    else if(a>30)

           printf("A.B. de villiers");

}

Choose all that apply:

A. M.S. Dhoni
B. A.B. de villiers
C. M.S Dhoni

     M.E.K Hussey

     A.B. de Villiers

D. Compilation error: More than one conditions are true
E. None

Answer: A
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8.

What will be output when you will execute following c code?

#include

void main(){

    if(sizeof(void))

         printf("M. Muralilidaran");

    else

         printf("Harbhajan Singh");

}

Choose an option:

A. M. Muralilidaran

B. Harbhajan Singh

C. Warning: Condition is always false

D. Compilation error

E. None

Answer: D

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More Imp Topics:

Data Types       
Operators
Pointers
Array
Preprocessor
Structures