126. What will be the output of the following C code?
     

      #include <stdio.h>
         int main()
         {
             unsigned int num = 20;
             num = ~num;
             printf("%d\n", num);
         }
     

1. 1. -21

   
   
   

   2. Compilation Error

   
   
   

   3. 20

   
   
   

   4. Runtime Error

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   20

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127. What will be the output of the following C code?
     

1. 1. 2

   
   
   

   2. 4

   
   
   

   3. 6

   
   
   

   4. Compilation Error

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   6

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128. What will be the output of the following C code?
     

     #include <stdio.h>
         void main()
         {
             int p = -6;
             int s = (p++, ++p);
             printf("%d\n", s);
         }
     

1. 1. 6

   
   
   

   2. -6

   
   
   

   3. 4

   
   
   

   4. -4

   
   
   

   5. Compilation Error

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   -4

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129. What will be the output of the following C code?
     

1. 1. 6 8 2

   
   
   

   2. 7 1 2 -7

   
   
   

   3. 2 8 6

   
   
   

   4. 7 -7 2 1

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   7 -7 2 1

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130. What will be the output of the following C code?
     

     #include <stdio.h>
         void main()
         {
             int n = 5;
             int *ptr = &n;
             int *q = ptr++;
             int r = ptr - q;
             printf("%d", r);
         }
     

1. 1. Compilation Error

   
   
   

   2. 5

   
   
   

   3. 1

   
   
   

   4. Runtime Error

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   1

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