educationalera

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C Language

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16.) When does the code block following while(x<100) execute?

A.) When x is less than one hundred

B.) When x is greater than one hundred

C.) When x is equal to one hundred

D.) While it wishes

View Answer

Answer: Option A


 

17.) How many times "educationalera" is get printed?

#include<stdio.h>

int main()

{

     int x;

     for(x=-1; x<=10; x++)

    {

         if(x < 5)

        continue;

        else

        break;

       printf("Educational Era");

  }

return 0;

}

A. Infinite times                   B. 11 times

C. 0 times                          D. 10 times

View Answer

Answer: Option C


 

 18.) What is output of following?

main()

 {

       char s[ ]="man";

       int i;

      for(i=0;s[ i ];i++)

      printf("\n%c%c%c%c",s[ i ],*(s+i),*(i+s),i[s]);

 }

View Answer

Answer: Option mmmmaaaannnn


 

19.) What will happen if in a C program you assign a value to an array element whose subscript exceeds the size of array?

A.) The element will be set to 0.

B.) The compiler would report an error.

C.) The program may crash if some important data gets overwritten.

D.) The array size would appropriately grow.

View Answer

Answer: Option  C


 

20.) Declare the following statement?

"An array of three pointers to chars".

A.) char *ptr[3]();

B.) char *ptr[3];

C.) char (*ptr[3])();

D.) char **ptr[3];

View Answer

Answer: Option B

 

 
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