Q5. Why should files be closed?

👉 To release resources and ensure pending data is properly written.

Q6. What is try-with-resources?

👉 A feature that automatically closes resources implementing "AutoCloseable".

🚀 Quick Revision

File → File information & operations

FileWriter → Write characters

FileReader → Read characters

BufferedWriter → Efficient text writing

BufferedReader → Efficient line-by-line reading

Remember:

CREATE → createNewFile()

WRITE → FileWriter

READ → FileReader / BufferedReader

APPEND → FileWriter(..., true)

DELETE → delete()

AUTO CLOSE → try-with-resources

🔥 File Handling is especially useful when working with reports, logs, CSV/text data, configuration files, and data-processing applications.

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