250+ TOP MCQs on Bitwise Operators and Answers

C Objective Questions on “Bitwise Operators”. One shall practice these Objective Questions to improve their C programming skills needed for various interviews (campus interviews, walkin interviews, company interviews), placements, entrance exams and other competitive exams. These questions can be attempted by anyone focusing on learning C Programming language. They can be a beginner, fresher, engineering graduate or an experienced IT professional. Our C Objective Questions come with detailed explanation of the answers which helps in better understanding of C concepts.

Here is a listing of C Objective Questions on “Bitwise Operators” along with answers, explanations and/or solutions:

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

```
    #include 
```
```
    int main()
```
```
    {
```
```
        int c = 2 ^ 3;
```
```
        printf("%dn", c);
```
```
    }
```

a) 1
b) 8
c) 9
d) 0
Answer: a
Clarification: None.

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

```
    #include 
```
```
    int main()
```
```
    {
```
```
        unsigned int a = 10;
```
```
        a = ~a;
```
```
        printf("%dn", a);
```
```
    }
```

a) -9
b) -10
c) -11
d) 10
Answer: c
Clarification: None.

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

```
    #include 
```
```
    int main()
```
```
    {
```
```
        if (7 & 8)
```
```
        printf("Honesty");
```
```
            if ((~7 & 0x000f) == 8)
```

                printf("is the best policyn");

```
    }
```

a) Honesty is the best policy
b) Honesty
c) is the best policy
d) No output
Answer: c
Clarification: None.

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

```
    #include 
```
```
    int main()
```
```
    {
```
```
        int a = 2;
```
```
        if (a >> 1)
```
```
           printf("%dn", a);
```
```
    }
```

a) 0
b) 1
c) 2
d) No Output
Answer: c
Clarification: None.

5. Comment on the output of the following C code.

```
    #include 
```
```
    int main()
```
```
    {
```
```
        int i, n, a = 4;
```
```
        scanf("%d", &n);
```
```
        for (i = 0; i < n; i++)
```
```
            a = a * 2;
```
```
    }
```

a) Logical Shift left
b) No output
c) Arithmetic Shift right
d) Bitwise exclusive OR
Answer: b
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int x = 97;
```
```
        int y = sizeof(x++);
```
```
        printf("x is %d", x);
```
```
    }
```

a) x is 97
b) x is 98
c) x is 99
d) Run time error
Answer: a
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int x = 4, y, z;
```
```
        y = --x;
```
```
        z = x--;
```
```
        printf("%d%d%d", x, y, z);
```
```
    }
```

a) 3 2 3
b) 2 2 3
c) 3 2 2
d) 2 3 3
Answer: d
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int x = 4;
```
```
        int *p = &x;
```
```
        int *k = p++;
```
```
        int r = p - k;
```
```
        printf("%d", r);
```
```
    }
```

a) 4
b) 8
c) 1
d) Run time error
Answer: c
Clarification: None.

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250+ TOP MCQs on Bitwise Operators and Answers

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