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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the primary benefit of using BufferedReader?
💡 Hint: Consider how it handles data.
Question 2
Easy
How do you create a BufferedWriter instance?
💡 Hint: Think about how a FileWriter is used.
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 a BufferedReader primarily used for?
- Writing data to files
- Reading data efficiently from files
- Closing file resources
💡 Hint: Focus on reading operations.
Question 2
True or False: BufferedWriter allows you to write data in chunks to minimize calls to the file system.
- True
- False
💡 Hint: Consider how multiple writes are handled.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Implement a Java program that reads a file using BufferedReader and counts the number of lines. Discuss what happens if the file does not exist.
💡 Hint: Ensure you validate the file existence.
Question 2
Design a Java application that writes user input to a file using BufferedWriter. Ensure the user can input multiple lines until they type 'exit'. What exceptions might you need to handle?
💡 Hint: Consider using try-with-resources.
Challenge and get performance evaluation