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Java Quiz Day 72
Question 1
What is the primary intent of the Builder Design Pattern?
To create a single instance of a class.
To create complex objects step by step
To allow objects to communicate without being tightly coupled
To wrap an object and provide extra functionality
Question 2
Which creational pattern is Builder most closely related to?
Prototype
Singleton
Factory
Decorator
Question 3
In the Builder pattern, which component is responsible for assembling the parts of the final object?
Product
Builder
Builder
Director
Question 4
Which of the following best describes the “Product” in the Builder pattern?
The object being constructed
The algorithm that creates the object
The interface for building objects
The class that manages object lifecycle
Question 5
Why is the Builder pattern preferred when constructing immutable objects?
It makes them mutable temporarily
It avoids multiple constructors with many parameters
It forces lazy initialization
None of the above.
Question 6
Which of the following is a real-world analogy of the Builder pattern?
A Pizza order where you can add toppings step by step
A Printer that prints only one copy
A Switch that turns on or off
A Remote Control with fixed buttons
Question 7
In Java, which popular class commonly uses the Builder pattern?
StringBuilder
StringTokenizer
Scanner
Thread
Question 8
What is the main advantage of the Builder pattern over telescoping constructors?
Less code duplication
Improved readability and flexibility
It guarantees thread safety
It reduces object size
Question 9
In the Builder pattern, can the same Builder be reused to create multiple objects?
Yes, always
No, never
Yes, but only if it resets its state
Only if the Product is immutable
Question 10
Which of these best summarizes the structure of the Builder pattern?
Product, Client, Singleton
Builder, Product, Factory
Product, Builder, Director, Client
Singleton, Factory, Observer
There are 10 questions to complete.