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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of file handling?
💡 Hint: Think about how data is stored in programming.
Question 2
Easy
Name a class used for reading files in Java.
💡 Hint: Consider classes that start with 'File'.
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 key reason for using file handling in Java?
- For temporary storage
- For permanent storage
- For executing code faster
💡 Hint: Consider what happens with variable data after a program ends.
Question 2
True or False: BufferedReader is used for writing data to a file.
- True
- False
💡 Hint: Recap which class reads and which class writes.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a Java program that reads a text file and counts the number of lines in it. Discuss how you would handle possible IOException.
💡 Hint: Consider what happens if the file is missing. How do you prepare for that?
Question 2
Imagine you have a file with user logs. Write a program to append a new log entry, ensuring existing data remains intact. Explain the steps taken.
💡 Hint: Focus on using the right constructor for PrintWriter.
Challenge and get performance evaluation