Practice Key Components (17.1.1) - Event-Driven Programming

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6 sample questions

Question 1.
What is an event in programming?
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Think of actions like clicks and key presses.
Question 2.
Define an event handler.
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What do we call it when a function responds to a user's action?
3Question 3.
What does an event represent in programming?
- A sequence of instructions
- An action recognized by the program
- A predefined variable
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Think about user interactions and system messages.
4Question 4.
True or False: An event loop continuously monitors for events and processes them.
- True
- False
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It never stops running unless the program is terminated.
Question 5.
Design a simple event-driven program structure where clicking a button triggers an alert, including the event, handler, and loop.
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Think about how GUI frameworks handle user interactions.
Question 6.
Critique a code snippet of an event-driven program that lacks a well-defined event loop. Identify potential issues.
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What happens if the event handlers can’t be reached?

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