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C Programming :: Expressions

Expressions - General Questions
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Expressions - Find Output of Program
Expressions - True / False Questions

  1. What will be the output of the program?

    #include
 int main() 
 {   
      int x=55;  
      printf("%d, %d, %d\n", x55, x=40, x>=10);     
      return 0;
 }

    2. A.

    1, 40, 1
    B.

    1, 55, 1
    C.

    1, 55, 0
    D.

    1, 1, 1

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  2. What will be the output of the program?

    #include
 int main() 
 {
     int i=2; 
     printf("%d, %d\n", ++i, ++i);   
     return 0; 
}

    3. A.

    3, 4
    B.

    4, 3
    C.

    4, 4
    D.

    Output may vary from compiler to compiler

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  3. What will be the output of the program?

    #include
 int main() 
 {   
     int k, num=30;    
     k = (num>5 ? (num 10 ? 100 : 200): 500);   
     printf("%d\n", num);    
     return 0; 
 }

    4. A.

    200
    B.

    30
    C.

    100
    D.

    500

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  4. What will be the output of the program?

    #include
 int main() 
 {   
  char ch;    
  ch = 'A';    
  printf("The letter is");    
  printf("%c", ch >= 'A' && ch 'Z' ? ch + 'a' - 'A':ch); 
  printf("Now the letter is");     
  printf("%c\n", ch >= 'A' && ch 'Z' ? ch : ch + 'a' - 'A'); 
  return 0;
 }

    5. A.

    The letter is a
    Now the letter is A
    B.

    The letter is A
    Now the letter is a
    C.

    Error
    D.

    None of above

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  5. What will be the output of the program?

    #include 
int main() 
{    
    int i=2;    
    int j = i + (1, 2, 3, 4, 5);   
    printf("%d\n", j);     
    return 0;
 }

    6. A.

    4
    B.

    7
    C.

    6
    D.

    5

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