Practice What is Garbage Collection? - 9.3.1 | 9. Memory Management and Garbage Collection | Advance Programming In Java
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9.3.1 - What is Garbage Collection?

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is Garbage Collection?

💡 Hint: Think about memory management in programming.

Question 2

Easy

What are the two main phases of Garbage Collection?

💡 Hint: Consider the first phase as identifying and the second as removing.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the main purpose of Garbage Collection?

  • Via manual memory management
  • Auto freeing of memory from unreachable objects
  • Identifying data integrity issues

💡 Hint: Think of memory as resources that need to be managed efficiently.

Question 2

True or False: The mark phase of Garbage Collection removes unreachable objects.

  • True
  • False

💡 Hint: Remember the sequence of phases.

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Challenge Problems

Push your limits with challenges.

Question 1

Consider a scenario where an application has several listeners that are never removed after their purpose is fulfilled. Identify the potential memory issue and provide strategies to mitigate it.

💡 Hint: Think about lifecycle management of listeners.

Question 2

You have developed a Java application that keeps throwing OutOfMemoryError despite active Garbage Collection. What steps can you take to diagnose and resolve this issue?

💡 Hint: Investigate how references are managed throughout the application's lifecycle.

Challenge and get performance evaluation