Practice Sequential Reading And Pointer Management (28.1.3) - Handling files - Part A
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Sequential reading and pointer management

Practice - Sequential reading and pointer management

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a file handle?

💡 Hint: Think of it as a key for accessing a file.

Question 2 Easy

What mode would you use to append data to a file?

💡 Hint: Recall the letter used for appending.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the purpose of opening a file in 'r' mode?

To read from a file
To write to a file
To append to a file

💡 Hint: Consider what you can do with a file when opened in this mode.

Question 2

True or False: The 'w' mode allows you to append new data to a file without deleting existing content.

True
False

💡 Hint: Think about the effect of 'w' mode on existing data.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Write a Python script that opens a text file, reads its contents, and counts the number of lines it contains. Additionally, ensure to handle the file closing process properly.

💡 Hint: Consider how to count items in a list.

Challenge 2 Hard

Design a script that writes multiple lines to a new file, ensuring that any previously existing content in that file is overwritten. Then read back the file and print its contents.

💡 Hint: Think about how `write()` functions.

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Reference links

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