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5 cards from this section. Quick, good the night before a test.
What is the purpose of the 'try' keyword in Java?
Think about where errors might occur in your code.
What does the 'catch' block do?
Recall what happens when an error occurs.
What keyword is used to catch exceptions in Java?
Look at keywords related to error handling.
True or False: The 'finally' block is executed only if an exception occurs.
Think about the purpose of the finally block.
Create a Java program that reads a file and gracefully handles any exceptions that may arise during the process.
Think about how you can verify if a file exists before reading.
Design a method that throws a custom exception when a user's input age is below a certain threshold.
Don't forget to create the custom exception class with a meaningful message.
5 more questions in this section. Enroll free to practise them all.
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