Practice Opening And Reading (13.5.1) - File Handling

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8 questions

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2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What function is used to open a file in Python?
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Think of the basic operation needed to access files.
Question 2.
Which mode would you use to read from a file?
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Consider what you would do if you want to see content.
3Question 3.
What does the open() function do?
- Opens an existing file
- Creates a new file
- Both A and B
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Think about the versatility of file operations.
4Question 4.
True or False: It is unnecessary to close files that have been opened.
- True
- False
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Consider what happens when resources are not managed.
Question 5.
Write a Python program that opens a file, reads its content line by line, and prints each line with its line number.
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Don't forget to use enumeration to track line numbers!
Question 6.
Create a function that checks if a file exists before attempting to open it and reads its contents.
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Utilize the os module for file existence checking.

4 more questions in this section. Enroll free to practise them all.