Practice - Opening a file
Practice Questions
Test your understanding with targeted questions
What does the 'r' mode signify when opening a file?
💡 Hint: Think about what you are allowed to do with the file.
What is a buffer in the context of file handling?
💡 Hint: Consider where data is kept while being processed.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What mode should you open a file in if you want to write data to it?
💡 Hint: Think about which action you want to perform on the file.
True or False: Closing a file also flushes the buffer, ensuring data is written back.
💡 Hint: Reflect on the significance of closing a file.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Write a Python function that opens a file, writes three lines of text to it, then reopens it in read mode to print the contents.
💡 Hint: Consider using the `with` statement for automatic file closure.
Using the seek() method, demonstrate moving within a file. Write a code snippet that opens a file, writes a couple of lines, and then uses seek() to go back and read the first line.
💡 Hint: Think about where you want to place the file pointer when using `seek()`.
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Reference links
Supplementary resources to enhance your learning experience.