Practice Exception Handling (10.3.3) - Writing and Executing First Advanced Program

Practice: Exception Handling

Lesson 10.3.3Writing and Executing First Advanced Program

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10 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is an exception in programming?
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Think about what can go wrong while running a program.
Question 2.
Why do we need to catch exceptions?
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Consider the user experience.
3Question 3.
What is the purpose of a try-catch block?
- To create new objects
- To handle exceptions
- To eliminate errors
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Consider how programs react when errors occur.
4Question 4.
True or False: An exception must always be handled in programming.
- True
- False
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Think about how different programming languages manage exceptions.
Question 5.
You’re developing an application for an online booking system. Implement exception handling for cases when bookings fail due to unavailability. Write the code and discuss your strategy.
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Consider how users can be informed about the issue without losing the context.
Question 6.
Compose a small program that demonstrates how exceptions provide context for debugging. Include various exceptions and their custom messages.
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Think about how clarity in error messages aids in debugging.

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