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4 cards from this section. Quick, good the night before a test.
What does the 'r' mode allow you to do with a file?
Think about access rights.
What happens when you open a file in 'w' mode?
What does 'w' stand for?
What mode would you use to read a file without modifying it?
Think about what you can do without changing the file.
True or False: The 'w' mode will preserve the file content if it already exists.
What happens to the old data?
You have a file that logs errors in your application. Write a Python function that opens this file in 'a' mode to add new error log entries. Explain how you ensure that existing entries remain intact.
Think about how you can open the file so everything stays there.
Design a program that reads data from a binary file using 'rb' mode. Explain what will happen if you unintentionally open the file in 'r' mode instead.
Consider the type of data you're dealing with.
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