Practice File Locking (13.8.1) - File Handling

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6 sample questions

Question 1.
What is the purpose of file locking?
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Think about data integrity.
Question 2.
Which module is used for file locking in Python on Unix-like systems?
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It starts with an 'f' and is used in Unix.
3Question 3.
What is file locking primarily used for?
- To speed up file access
- To prevent race conditions
- To encrypt files
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Think about what happens if two programs access the file at the same time.
4Question 4.
True or False: Exclusive locks allow more than one process to write to a file at the same time.
- True
- False
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Consider what happens when two processes try to write to a file.
Question 5.
Design a multi-threaded application that writes to a shared log file without causing race conditions. Implement file locking accordingly.
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Think about how locks help in data integrity.
Question 6.
Create a situation where file locking fails. Describe how your application could handle this gracefully.
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Consider using exponential backoff for retries.

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