Practice Using Throws To Declare Exception (7.11) - Chapter 7: Exception Handling in Java

Practice: Using throws to Declare Exception

Lesson 7.11Exception Handling in Java

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8 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
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6 sample questions

Question 1.
What does the throws keyword indicate in a method signature?
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Think about how the method communicates with the caller.
Question 2.
Provide an example of an exception that can be thrown by a method.
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Consider operations that involve external resources.
3Question 3.
What does the throws keyword do in Java?
- It handles exceptions
- It declares possible exceptions
- It terminates the program
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Remember what it describes in the method signature.
4Question 4.
True or False: When a method uses throws, it must handle the exception within itself.
- True
- False
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Think about the method's role and responsibility.
Question 5.
Write a Java program that includes a method with throws for a network connection that could fail. Ensure it handles IOException in the main method.
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Think about how you would connect and what errors might arise.
Question 6.
Devise a complex example where multiple methods use throws to propagate exceptions, showcasing how they are handled in a main control method.
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Imagine a system where every layer adds risk like file, database, or network.

4 more questions in this section. Enroll free to practise them all.