Which bitwise operator is suitable for turning on a particular bit in a number?

Which bitwise operator is suitable for turning on a particular bit in a number?

&& operator

& operator

|| operator

| operator

Answer : D

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1) Consider the following program fragment:

  main()
 {
   int a,b,c;
   b=2;
   a=2*(b++);
   c=2*(++b);
 }

2) What is the output of this C code?

#include <stdio.h>
     int main()
     {
         int i = -3;
         int k = i % 2;
         printf("%d\n", k);
     }

Compile time error

-1

1

Implementation defined

3) In which numbering system can the binary number 1011011111000101 be easily converted to?

Decimal system

Hexadecimal system

Octal system

No need to convert

4) Operator precedence determines which operator:

Operates on the largest numbers

Is used first

Is most important

None of these

5) What is the output of this C code?

#include <stdio.h>
     int main()
     {
         int x = 2, y = 1;
         x *= x + y;
         printf("%d\n", x);
         return 0;
     }

5

6

Undefined behaviour

Compile time error