250+ TOP MCQs on Precedence and Order of Evaluation and Answers [2024]

C helps anyone preparing for Wipro and other companies C interviews. One should practice these Objective Questions and answers continuously for 2-3 months to clear Wipro interviews on C Programming language.

Here is a listing of C programming Objective Questions on “Precedence and Order of Evaluation” along with answers, explanations and/or solutions:

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int b = 5 - 4 + 2 * 5;
```
```
        printf("%d", b);
```
```
    }
```

a) 25
b) -5
c) 11
d) 16
Answer: c
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int b = 5 & 4 & 6;
```
```
        printf("%d", b);
```
```
    }
```

a) 5
b) 6
c) 3
d) 4
Answer: d
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int b = 5 & 4 | 6;
```
```
        printf("%d", b);
```
```
    }
```

a) 6
b) 4
c) 1
d) 0
Answer: a
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int b = 5 + 7 * 4 - 9 * (3, 2);
```
```
        printf("%d", b);
```
```
    }
```

a) 6
b) 15
c) 13
d) 21
Answer: b
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int h = 8;
```
```
        int b = (h++, h++);
```
```
        printf("%d%dn", b, h);
```
```
    }
```

a) 10 10
b) 10 9
c) 9 10
d) 8 10
Answer: c
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int h = 8;
```
```
        int b = h++ + h++ + h++;
```
```
        printf("%dn", h);
```
```
    }
```

a) 9
b) 10
c) 12
d) 11
Answer: d
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int h = 8;
```

        int b = 4 * 6 + 3 * 4 < 3 ? 4 : 3;

```
        printf("%dn", b);
```
```
    }
```

a) 3
b) 33
c) 34
d) Run time error
Answer: a
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        int a = 2 + 3 - 4 + 8 -  5 % 4;
```
```
        printf("%dn", a);
```
```
    }
```

a) 0
b) 8
c) 11
d) 9
Answer: b
Clarification: None.

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        char a = '0';
```
```
        char b = 'm';
```
```
        int c = a && b || '1';
```
```
        printf("%dn", c);
```
```
    }
```

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

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

```
    #include 
```
```
    void main()
```
```
    {
```
```
        char a = 'A';
```
```
        char b = 'B';
```
```
        int c = a + b % 3 - 3 * 2;
```
```
        printf("%dn", c);
```
```
    }
```

a) 65
b) 58
c) 64
d) 59
Answer: d
Clarification: None.

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