21 - Java I/O and NIO
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Practice Questions
Test your understanding with targeted questions
What are byte streams used for?
💡 Hint: Think about the type of data.
List one example of a character stream class.
💡 Hint: Consider classes dealing with text.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following is a byte stream class?
💡 Hint: Remember the classes that handle binary data.
True or False: Java NIO is only useful for small files.
💡 Hint: Think about the advantages of NIO.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a Java program that uses NIO to watch for changes in a specified directory and print out the type of event that occurs.
💡 Hint: Focus on setting up the WatchService and registering the directory.
Design a system that utilizes memory-mapped files to manipulate a large dataset efficiently. Outline your approach and show code snippets.
💡 Hint: Plan mapping the file and think about data manipulations on that mapped buffer.
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