C++ Programming Multiple Choice Questions - Inheritance

This section focuses on the "Inheritance" in C++ programming langauge. These Multiple Choice Questions (MCQ) should be practiced to improve the C++ programming skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

1.When the inheritance is private, the private methods in base class are __________ in the derived class (in C++).

A. Inaccessible
B. Accessible
C. Protected
D. Public

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2.Which design patterns benefit from the multiple inheritances?

A. Adapter and observer pattern
B. Code pattern
C. Glue pattern
D. None of the mentioned

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3.What is meant by multiple inheritance?

A. Deriving a base class from derived class
B. Deriving a derived class from base class
C. Deriving a derived class from more than one base class
D. None of the mentioned

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4.What will be the order of execution of base class constructors in the following method of inheritance.
class a: public b, public c {….};

A.  b(); c(); a();
B.  c(); b(); a();
C.  a(); b(); c();
D.  b(); a(); c();

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5.Inheritance allow in C++ Program?

A. Class Re-usability
B. Creating a hierarchy of classes
C. Extendibility
D. All of the above

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6. Can we pass parameters to base class constructor though derived class or derived class constructor?

A. Yes
B. No

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7.What are the things are inherited from the base class?

A. Constructor and its destructor
B. Operator=() members
C. Friends
D. All of the above

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8.Which of the following advantages we lose by using multiple inheritance?

A. Dynamic binding
B. Polymorphism
C. Both Dynamic binding & Polymorphism
D. None of the mentioned

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