Programming with Scratch – Lesson 4 Review KS3
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Question 1 of 10
1. Question
What is the first logical step in the Scratch Calculator?
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Question 2 of 10
2. Question
How many inputs does the scratch calculator program require?
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Question 3 of 10
3. Question
Why do we need to create three variables for a calculator in Scratch?
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Question 4 of 10
4. Question
Which block is used to store user inputs into variables?
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Question 5 of 10
5. Question
What is the role of the operator variable in a calculator program?
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Question 6 of 10
6. Question
Which programming structure is used to check which operation the user wants to perform?
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Question 7 of 10
7. Question
Why do we need nested IF statements in a Scratch calculator?
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Question 8 of 10
8. Question
Which of the following is NOT a valid mathematical operator in the Scratch calculator?
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Question 9 of 10
9. Question
If a user enters an operator that is NOT recognised, what should the program do?
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Question 10 of 10
10. Question
Why is decomposition important when building a calculator in Scratch?
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