Intro to OOP

What is structured design?

• A method to write unstructured code

• Dividing a problem into smaller subproblems

• A design without any steps

• Writing code in a single function

What is another name for structured design?

• Bottom-up design

• Linear programming

• Top-down design

• Random programming

Which of the following is NOT a step in structured design?

• Divide the problem into smaller subproblems

• Analyze each subproblem

• Combine the solutions to solve the overall problem

• Ignore the problem structure

In object-oriented design, what is the first step?

• Write code immediately

• Identify the objects

• Delete unnecessary objects

• Ignore object interactions

Which of the following represents an object?

• Class

• Method

• Variable

• Student

What does an object consist of?

• Only attributes

• Only methods

• Attributes and methods

• Only constructors

In an object-oriented hotel reservation system, which two objects are most relevant?

• Table, Chair

• Room, Customer

• Car, Engine

• Ticket, Airplane

What is encapsulation?

• Hiding data within a class

• Writing functions outside a class

• Making all data public

• Using loops to access data

What is inheritance?

• The ability to create new classes from existing classes

• Writing functions inside a class

• Using only public attributes

• Deleting all attributes

What is polymorphism?

• The ability to use the same expression for different operations

• Using only one method in a class

• Making all data private

• Writing multiple objects in one class