Practice Best Practices In File Handling (13.10) - File Handling

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10 questions

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6 sample questions

Question 1.
What should you always do after using a file?
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Think about what happens when you leave a faucet running.
Question 2.
Which construct in Python helps manage file resources automatically?
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Remember the keyword used to open files safely.
3Question 3.
What should you always do after writing to a file?
- Leave the file open
- Close the file
- Overwrite existing data
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Think about resource management.
4Question 4.
True or False: Buffering can enhance performance during file operations.
- True
- False
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Consider how data is handled in blocks.
Question 5.
Create a Python function that reads a file, handles potential errors gracefully, and ensures the file is always closed properly even if an error occurs.
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Think about using 'with open()' syntax.
Question 6.
Describe a scenario in a multi-threaded application where not using file locks could cause problems. Illustrate the potential data inconsistency that could arise.
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Consider how concurrent modifications can conflict.

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