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Learning objective

Exception handling: Be familiar with the concept of exception handling. Know how to use exception handling in a programming language with which students are familiar.

Read the explanation, check the common trap, then practise with flashcards and questions.

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Topic

Programming

Subtopic

Exception handling

Aqa A Level Computer ScienceFundamentals of programming

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Quick explanation

Exception handling: Be familiar with the concept of exception handling. Know how to use exception handling in a programming language with which students are familiar

  • This point belongs to Programming, especially Exception handling.
  • You need to be able to exception handling: Be familiar with the concept of exception handling. Know how to use exception handling in a programming language with which students are familiar.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Why it matters

This objective helps connect Exception handling to exam-style questions, flashcards, and revision notes for Programming.

Quick student answer

What is the main purpose of exception handling in a program?

Direct answer

To respond to errors that occur while the program is running

Key terms

  • Exception: An exceptional condition that occurs while a program is executing and may require a planned response.
  • Exception handling: The use of programming structures to respond to exceptions during program execution.

Common trap

Putting the risky statement outside the try block: Place the potentially failing operation, such as input conversion, inside the try block and put the planned response inside the except block.

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