unit 2 lesson 3

Question 1

procedural programming

Answer 1

In other words, the computer program tells the machine what to do in order, step by step. This became the natural paradigm for early programming languages, and it is still a natural place for the beginner programmer to start.

Question 2

object-oriented programming (OOP)

Answer 2

and it came into existence in the 1950s and 60s at Massachusetts Institute of Technology.

Question 3

Principle 1: Objects & Methods

Answer 3

An object is a collection of data about an item, such as a ball, or the beach, or the ocean that we spoke about earlier. Methods are the OOP version of the subtasks we mentioned regarding procedural programming.

Question 4

Principle 2: Classes & Instances

Answer 4

class; it has been “instantiated.” In other words, a unique and independent object was created from the class template at a specific instant in time.

Question 5

Principle 3: Inheritance

Answer 5

Inheritance means a programmer can purposefully make a class or object inherit all the properties and behaviors of another class or object.

Question 6

Principle 4: Overriding

Answer 6

What do you do if you want to create an object from a template, but you only want to include 95 percent of the template, while for the last 5 percent you would rather have something else? That’s entirely possible, and it’s called overriding.

Question 7

Principle 5: Encapsulation

Answer 7

encapsulation is the ability to hide information within a class and only make certain information accessible to the outside world.

Question 8

Principle 6: Polymorphism

Answer 8

Polymorphism means many forms