How is the relation of class A and class B best described from the code snippet below? public class A { private B b = new B(); public A() { } } Group of answer choices Aggregation Inheritance Composition Delegation

C++

If a class is derived from a base class that has an abstract method, what must the derived class do?

True or False? Because child classes in generalizations inherit the attributes, operations, and relationships of the parent, you must only define for the child the attributes, operations, or relationships that are distinct from the parent.

*Initial Class Diagram is attached below Refine the UML class diagram so that it demonstrates the following: Classes (using the complex class symbols), Associations (with multiplicities AND association names), Generalizations (if any), and Compositions (if any) Focus ONLY on the following activities within the system: Start a Trip, Reserve a Vehicle, Make a Parking Reservation, Make a Charging Session for a Personal Vehicle, End a Trip or Charging Session, and Submit a Support Ticket for a Vehicle or Station Add the primary key necessary to support any relationships that have a multiplicity of "1" as an attribute in the corresponding class

How are base class members inherited via public inheritance? Explain.

Agile methodologies are at their very best with large projects because they are flexible enough to handle whatever needs to be done. O True O False

Define and use an instance method

Object Oriented Programming Answer the following questions to assess your learning for const keyword in classes Q3. Can a constant object call a non-constant member function of same class? Answer:   Reason:

It is necessary for a subclass of an abstract class to implement all of the abstract methods that are defined for the parent class. Is there a mistake or is it accurate?