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Week 11-12 PC8 Advanced OOP Concepts Quiz

Authored by Darwin Vargas

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Week 11-12 PC8  Advanced OOP Concepts Quiz
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary benefit of using static members in Java?

  • Reduces code execution time

  • Shares values across all instances of the class

  • Increases

  • Prevents class inheritance

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which keyword is used to access static members of a class?

  • this

  • super

  • class

  • ClassName

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of a nested class?

  • To prevent data access

  • To group classes that are logically related

  • To execute code faster

  • To replace interfaces

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Anonymous classes are primarily used for:

  • Enhancing inheritance

  • Implementing interfaces and overriding methods in a short syntax

  • Declaring global variables

  • Increasing the speed of file I/O operations

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT true about Reflection in Java?

  • It allows inspection of class methods and fields at runtime

  • It can change object behavior during runtime

  • It enforces compile-time checking

  • It can instantiate objects dynamically

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of the Singleton pattern?

  • To create multiple instances of a class

  • To ensure only one instance of a class exists

  • To create an interface for object creation

  • To implement multithreading in Java

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which design pattern provides a way to create objects without specifying the exact class?

  • Observer Pattern

  • Singleton Pattern

  • Factory Pattern

  • Adapter Pattern

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