Practice Writing To A File (9.4) - Chapter 9: File Handling in Java

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10 questions

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3 cards from this section. Quick, good the night before a test.
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6 sample questions

Question 1.
What class do you use to write text to a file?
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It's named similarly to the action it performs.
Question 2.
What must be done after writing to a file with FileWriter?
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Think about releasing resources.
3Question 3.
What class is used to write text to a file in Java?
- FileWriter
- FileReader
- Scanner
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Think about the action being performed.
4Question 4.
True or False: It's necessary to close the FileWriter after writing to a file.
- True
- False
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Think about resource management.
Question 5.
Describe a scenario where you would need to write user data to a file in an application. What considerations would you have while implementing this feature?
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Think of practical apps you use daily.
Question 6.
Implement a Java program that writes a user-defined number of lines to a file named 'output.txt'. Verify if the file was successfully created and write error handling if it isn't.
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Consider using try-with-resources for handling files.

6 more questions in this section. Enroll free to practise them all.