Factory Pattern

This video tutorial explains the factory pattern in JavaScript, focusing on creating a member factory to manage different membership types. It covers defining a factory function, implementing a method to display member details, and creating constructors for simple, standard, and super memberships. The tutorial demonstrates adding members and logging their details, showcasing the flexibility and efficiency of the factory pattern in managing objects with shared properties and methods.

What is the primary purpose of the factory pattern in JavaScript?

• To eliminate the need for classes

• To create an interface for object creation

• To define a new programming language

• To create a single object type

In the member factory function, what are the two parameters it takes?

• Name and age

• Cost and duration

• Name and membership type

• Membership type and cost

Which membership type has the highest cost in the example?

• Simple membership

• Standard membership

• Super membership

• Basic membership

What is the cost of a standard membership?

• $10

• $25

• $15

• $5

What method is used to log the details of each member?

• console.log()

• print()

• logDetails()

• member.define()

How are new members added to the members array?

• Using the addMember function

• By directly assigning values

• Using the push method

• Through a loop

Which method is used to iterate through the members array?

• forEach

• map

• filter

• reduce