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Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is an example of an exception that can occur in Java?
π‘ Hint: Think about operations that can produce unexpected results.
Question 2
Easy
What does the catch block do?
π‘ Hint: Identify what happens if an error occurs in code.
Practice 4 more questions and get performance evaluation
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What type of exception is thrown when dividing by zero?
π‘ Hint: Think about what happens when you try to perform invalid division.
Question 2
True or False: The finally block will not execute if an exception was thrown in the try block.
π‘ Hint: Recall the purpose of the finally block.
Solve 3 more questions and get performance evaluation
Push your limits with challenges.
Question 1
Create a Java program where a user is prompted to input an integer. If the input is not a valid integer, handle this using exception handling. Ensure that the program prompts the user again for valid input.
π‘ Hint: Make use of a loop to continuously ask for input until valid input is received.
Question 2
Implement a method that reads a file. If the file does not exist, catch the FileNotFoundException and print a message. The function should also use throws to declare this potential exception.
π‘ Hint: Think about how to structure file reading and managing exceptions properly.
Challenge and get performance evaluation