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Questions and Answers
What is an algorithm?
What is an algorithm?
- A set of instructions for solving a problem (correct)
- A list of animals
- A type of robot
- A kind of computer game
Which of these is an example of an algorithm?
Which of these is an example of an algorithm?
- A birthday card
- A shopping list
- A recipe for baking a cake (correct)
- A drawing of a house
Why is it important to check an algorithm?
Why is it important to check an algorithm?
- To make sure it has the right answer (correct)
- To make it more confusing
- To change all the instructions
- To make it longer
How can you correct a bug in an algorithm?
How can you correct a bug in an algorithm?
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What does the 'wait' block do in Scratch?
What does the 'wait' block do in Scratch?
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Study Notes
Understanding Algorithms
- An algorithm is a set of instructions for solving a problem.
- A recipe for baking a cake is an example of an algorithm.
- It is important to write algorithms with clear and simple steps.
- Checking an algorithm ensures it has the right answer.
Correcting Algorithms
- A bug in an algorithm is a mistake in the instructions.
- To correct a bug, change the wrong instruction.
Creating with Scratch
- Scratch is a tool for creating animations and games.
- A sprite is a character or object in Scratch.
- Motion blocks in Scratch make a sprite move.
- The "wait" block in Scratch pauses the animation for a certain amount of time.
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Description
Explore the fundamentals of algorithms and their importance in problem-solving. Learn how to correct algorithmic bugs and how to create animations and games using Scratch, including the use of sprites and motion blocks.
