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Interview Questions on Switch Statements in C : (8)

Question: 1

//What is the output of below program?

#include <stdio.h>
int main()
{
int a = 10;
switch(a)
{
case 10: printf("Ten"); break;
case 20: printf("Twenty");break;
case 30: printf("Thirty");break;
default: printf("nothing");
}
return 0;
}

(A) Ten
(B) Twenty
(C) Thirty
(D) Nothing

Compiler
Level: Beginner Category of MCQ: switch

Question: 2

//What is the output of below program?

#include <stdio.h>
int main()
{
int a = 10;
switch(a)
{
case 10: printf("Ten"); 
case 20: printf("Twenty");break;
case 30: printf("Thirty");break;
default: printf("nothing");
}

return 0;
}

(A) Ten
(B) TenTwenty
(C) Twenty
(D) nothing

Compiler
Level: Beginner Category of MCQ: switch

Question: 3

#include <stdio.h>
int main()
{
int a = 10;
switch(a)
{
case 10: printf("Ten"); 
case 20: printf("Twenty");
case 30: printf("Thirty");
default: printf("nothing");
}
return 0;
}

(A) Then
(B) TenTwenty
(C) TenTwentyThirtynothing
(D) nothing

Compiler
Level: Practitioner Category of MCQ: switch

Question: 4

#include <stdio.h>
int main()
{
int a = 10;
switch(a)
{
case 10: 
case 20: 
case 30: 
default: printf("default");
}
return 0;
}

(A) 10
(B) Compilation Error
(C) default
(D) None of the above

Compiler
Level: Practitioner Category of MCQ: switch

Question: 5

#include <stdio.h>
int main()
{
    char a = 'a';
    switch(a)
    {
        case 'a': printf("a");
        case 'b': printf("b");
        case 'c': printf("c");
        default: printf("default");
    }
    return 0;
}

(A) Compilation Error
(B) a
(C) abc
(D) abcdefault

Compiler
Level: Practitioner Category of MCQ: switch

Question: 6

#include <stdio.h>
int main()
{
char a = 'a';
switch(a)
{
case 'a': printf("a"); break;
case 'b': printf("b"); break;
case 'c': printf("c"); break;
default:  printf("default");
}
return 0;
}

(A) a
(B) abc
(C) abcdefault
(D) Compilation Error

Compiler
Level: Practitioner Category of MCQ: switch

Question: 7

#include <stdio.h>

int main()
{
    char a = 'a';
    switch(a)
    {
        case "a": printf("a"); 
        case "b": printf("b"); 
        case "c": printf("c"); 
        default:  printf("default");
    }

    return 0;
}

(A) a
(B) abc
(C) abcdefault
(D) Compilation Error

Compiler
Level: Practitioner Category of MCQ: switch

Question: 8

#include <stdio.h>
int main()
{
switch(printf("Hi-"))
{
case 1: printf("A"); break;
case 2: printf("B"); break;
case 3: printf("C"); break;
default:  printf("default");
}
return 0;
}

(A) Compilation Error
(B) A
(C) default
(D) Hi-C

Compiler
Level: Practitioner Category of MCQ: switch

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