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4 cards from this section. Quick, good the night before a test.
What is the purpose of file handling?
Think about how data is stored in programming.
Name a class used for reading files in Java.
Consider classes that start with 'File'.
What is a key reason for using file handling in Java?
Consider what happens with variable data after a program ends.
True or False: BufferedReader is used for writing data to a file.
Recap which class reads and which class writes.
Create a Java program that reads a text file and counts the number of lines in it. Discuss how you would handle possible IOException.
Consider what happens if the file is missing. How do you prepare for that?
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.
Focus on using the right constructor for PrintWriter.
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