14.8 - Java’s Built-in Packages
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Practice Questions
Test your understanding with targeted questions
What package would you use to work with lists?
💡 Hint: Think of the utility classes for data storage.
Which package is automatically imported by default?
💡 Hint: This package contains fundamental classes.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following packages is used for network programming?
💡 Hint: Recall the purpose of the package related to networking.
True or False: The java.lang package is automatically imported.
💡 Hint: Consider what is always available in Java.
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Challenge Problems
Push your limits with advanced challenges
Write a Java program that uses the java.util.HashMap to store and display the names and ages of three people.
💡 Hint: Think about how key-value pairs work.
Explain how to handle file reading using java.io package by creating a simple program that reads data from a text file.
💡 Hint: Recall how to create a stream to read from files.
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