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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does I/O stand for in programming?
💡 Hint: Think about how data is processed in a program.
Question 2
Easy
Name one class used for getting user input.
💡 Hint: It's commonly used for console input.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does the Scanner class do in Java?
- Reads from a file
- Gets user input
- Handles exceptions
💡 Hint: Consider the common use cases of this class.
Question 2
True or False: Closing file streams is optional in Java.
- True
- False
💡 Hint: Think about memory management in programming.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a Java program that reads integers from a file and writes their sum to another file, handling any potential IOExceptions gracefully.
💡 Hint: Consider iterating through the file line-by-line for input and managing resources with try-with-resources.
Question 2
Discuss how error handling can affect user experience in applications and provide an example.
💡 Hint: Think of a scenario where error handling would prevent confusion or frustration for the user.
Challenge and get performance evaluation