Week 7 Quiz

File Handling and Data Processing

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Question 1: Multiple Choice (2 points)

Which function is used to open a file in Python?

A) file.open() B) open() C) read() D) load()

Question 2: Multiple Choice (2 points)

What file mode should you use to write to a file (overwriting existing content)?

A) 'r' B) 'w' C) 'a' D) 'x'

Question 3: Short Answer (3 points)

Write code to read all lines from a file called 'data.txt' and store them in a list called 'lines':

Question 4: True/False (2 points)

It's important to close files after opening them to free up system resources.

True False

Question 5: Multiple Choice (1 point)

Which statement about CSV files is correct?

A) CSV stands for Computer Separated Values B) CSV files use commas to separate data values C) CSV files can only contain numbers D) CSV files are binary format

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