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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What class is used to write data to a file in Java?
💡 Hint: Think about what class allows writing.
Question 2
Easy
What must you do after writing data to a file?
💡 Hint: Consider resource management.
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 class should you use to write character data to a file?
- FileReader
- FileWriter
- BufferedReader
💡 Hint: It's not used for reading.
Question 2
True or False: BufferedWriter can improve the efficiency of file writing operations.
- True
- False
💡 Hint: Think about how data is written.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write a Java program that appends data to an existing file. Include proper exception handling.
💡 Hint: Use true in the FileWriter constructor to enable appending.
Question 2
Design a program to log user actions in a text file. How would you handle multiple writes efficiently?
💡 Hint: Consider implementing buffering for efficiency.
Challenge and get performance evaluation