Quiz1

What will be the output of the following C code?

1. #include <stdio.h>

2. void main()

3. {

   1. int a = 3;

4. int b = ++a + a++ + --a;

5. printf("Value of b is %d", b);

6. }

• Value of b is 12
  

• Value of b is 13
  

• Value of b is 10
  

• Undefined behaviour

Which of the following is not an arithmetic operation?

• a * = 10;
  

• a / = 10;
  

• a ! = 10;
  

• a % = 10;

Which of the following is a valid way to declare a variable in C?

• int 1a = 5;
  

• float a_1 = 5.0;
  

• char a-b = 'c';
  

• double a@ = 3.14;

What will be the output of the following C code?

1. #include <stdio.h>

2. void main()

3. {

   1. int x = 5;

4. printf("%d", x++ + ++x);

5. }

• 11
  

• 12
  

• 10
  

• Undefined behaviour

Which of the following operators has the highest precedence in C?

• +
  

• *
  

• -
  

• /

What will be the output of the following C code?

1. #include <stdio.h>

2. void main()

3. {

   1. int y = 10;

4. printf("%d", --y + y--);

5. }

• 19
  

• 18
  

• 20
  

• Undefined behaviour

Which of the following is a correct way to define a function in C?

• void myFunction() {}
  

• function myFunction() {}
  

• myFunction() void {}
  

• def myFunction() {}
  

Which of the following data types can store a decimal value in C?

• int
  

• char
  

• float
  

• bool

Which of the following is a correct way to declare a constant in C?

• const int x = 10;
  

• define x 10;
  

• const x = 10;
  

• int const x = 10;

What will be the output of the following C code?

1. #include <stdio.h>

2. void main()

3. {

   1. int z = 7;

4. printf("%d", z-- + --z);

5. }

• 12
  

• 11
  

• 10
  

• Undefined behaviour