Decision Making Easy Questions and Answers

Which datatype can accept switch statement?

Correct Option: D

None of these

Comment on the output of the following C code.

 #include <stdio.h>
    int main()
    {
        int num = 2;
        switch (num)
        case 1:
            printf("%d", num);
        case 2:
            printf("%d", num);
        case 3:
            printf("%d", num);
        default:
            printf("%d", num);
    }

Correct Option: B

Compile time error, case label outside switch statement

Which of the following errors would be reported by the compiler on compiling the program given below?

#include <studio.h>
int main ( )
{
int a = 5;
switch (n)
  {
      case 1 :
         ..
      case 2 :
         ..
      case 3 + 5 :
         ..
      case a :
         ..
   }
return 0;
}

Variables cannot be checked using a switch as in case a.

Correct Option: A

Variables cannot be checked using a switch as in case a.

What will be the output of the following C code?

#include <stdio.h>
    #define max(p) p
    int main()
    {
        int n = 1;
        switch (n)
        {
        case max(2):
            printf("Right...\n");
        case max(1):
            printf("Wrong...\n");
            break;
        }
    }

Correct Option: C

Wrong...

What will be the output of the following C code?

  #include <stdio.h>
    const int n = 10,  m = 12;
    int main()
    {
        int P = 10;
        switch (P)
        {
        case n:
            printf("Yes...");
        case m:
            printf("No...\n");
            break;
        }
    }

Correct Option: C

Yes... No...

Decision Making

Decision Making

C Programming

Correct Option: D

Correct Option: B

Correct Option: A

Correct Option: C

Correct Option: C