C++ MCQs | C Plus Plus Programming Language Questions and Answers | Multiple Choice Questions and Answers

1. OOP language supports object based features, inheritance and ______________

• [A] Encapsulation.
• [B} Polymorphism
• [C} Object identity.
• [A] Functions.

Answer: Option [B]

2. ___________ is one of the ways to achieve polymorphism.

• [A] Inheritance
• [B} Data overloading
• [C} Operator overloading.
• [A] Message binding.

Answer: Option [C]

3. A _______________ is an instance of class

• [A] code
• [B} object
• [C} variable
• [A] pointer

Answer: Option [B]

4. One of the methods to stop the execution of the function is by calling the standard ________ function

• [A] goto.
• [B} jump.
• [C} stop.
• [A] exit

Answer: Option [D]

5. _________ is a relationship between classes.

• [A] Polymorphism
• [B} Inheritance
• [C} Overloading
• [A] Overriding

Answer: Option [B]

6. A continue statement causes execution to skip to ____.

• [A] the fZirst statement after the loop.
• [B} the statement following the continue statement.
• [C} The return 0; statement.
• [A] the next iteration of the loop.

Answer: Option [D]

7. A ________ converts from an object of the type of the constructor's parameter to an object of the class.

• [A] conversion function.
• [B} member function.
• [C} class conversion.
• [A] conversion constructors.

Answer: Option [D]

8. Variables that are declared, but not initialized, contain ________

• [A] blank spaces.
• [B} zeros.
• [C} "garbage" values.
• [A] nothing - they are empty.

Answer: Option [C]

9. When a data type must contain decimal numbers, assign the ______ type

• [A] int
• [B} char
• [C} double
• [A] long int

Answer: Option [C]

10. A structure defines a ________type.

• [A] class
• [B} pointers
• [C} arrays
• [A] variables

Answer: Option [A]

11. _____ operator returns the address of the identifier.

• [A] &.
• [B} *.
• [C} &&.
• [A] !.

Answer: Option [A]

12. ________ is a stream connected to standard output.

• [A] cin.
• [B} gets
• [C} out
• [A] count

Answer: Option [D]