Inharitance

Question 1

What is inheritance

Answer 1

A derived class inherits the properties of bass class, object declared in the dried class had access to all public member functions of the base class

Question 2

What is override

Answer 2

When a function of a derived class has the same name and parameters as the function in the base class. The derived class is overriding that function

Question 3

What is protected access

Answer 3

Allows access to derived classes but no one else

Question 4

What is polymorphism

Answer 4

Determining which program hebavioir depending on data type. There are two main types of polymorphism

Question 5

What is compile-time polymorphism

Answer 5

Is when the compiler determines which function to call at a comple time

Question 6

What is a runtime polymorphism

Answer 6

Is when the complirer is unable to determine which function to call at complie -time , so the determination is made while the program is running

Question 7

What is a virtual function

Answer 7

Function that may be overridden in a derived class and used for runtime polymorphism

Question 8

What is static binding

Answer 8

Happens at compile time. It’s the link between function and function definition call

Question 9

What is dynamic binding

Answer 9

Link cannot be determined until runtime

Question 10

What is a pure vital function

Answer 10

Provide no definition in the base class, must be overridden in the derived class

Question 11

What is an abstract base class

Answer 11

A class that has one or more pure vital functions, objects off thus class cannot be declared

Question 12

Has a

Answer 12

One class may have objects of other class and variable type ( no - inheritance)

Question 13

Is a

Answer 13

One class ‘is a ‘ Ty-e of a bas4 class (inhatitance)