13.3.1 - Reading and Writing
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Practice Questions
Test your understanding with targeted questions
What class is used in C++ to write data to files?
💡 Hint: Looks like output file stream.
Which method would you use to read an entire line from a file?
💡 Hint: It helps to read line by line.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the purpose of the 'ofstream' class?
💡 Hint: Think about what 'out' stands for.
True or False: It is necessary to close a file after opening it in C++.
💡 Hint: Remember what happens if you don't close it.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Write a program that creates a file, writes some lines of text to it, and then reads those lines back to display on the console.
💡 Hint: Look carefully at how you're writing and then reading the data.
Explain what happens if you read from a file that doesn't exist. Write a code snippet to handle this error.
💡 Hint: Think about checking if the file is open before trying to read.
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