
Top-Down Design and Decomposition Quiz
Authored by Jonathan Smith
Computers
7th Grade
Used 3+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of top-down design in problem solving?
To make problems more complicated and detailed
To break large, complex problems into smaller, manageable parts
To solve problems from the bottom up using trial and error
To avoid planning and jump straight into solutions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Karel robot hurdle race example, why is it better to create separate functions like `runToHurdle()` and `jumpOverHurdle()` instead of writing all the code in one long sequence?
It makes the code longer and more impressive
It makes it easier to test, debug, and understand each part
Karel robots can only understand short functions
It uses less computer memory
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A programmer is creating a video game where a character must navigate through a maze, collect treasures, and defeat enemies. How should they apply top-down design?
Write all the code at once without planning
Focus only on the graphics first
Create main functions like `navigateMaze()`, `collectTreasures()`, and `fightEnemies()`, then break each into smaller steps
Copy code from another game exactly
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key advantage of using decomposition when working on group projects?
One person can do all the work while others watch
Different team members can work on different parts simultaneously
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might a programmer choose to break down `cleanKitchen()` into smaller steps like `clearCounters()`, `washDishes()`, and `sweepFloor()`?
To make the program run faster
To make it easier to modify one part without affecting others
Because robots can only do one thing at a time
To impress other programmers with complex code
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which statement best explains why top-down design reduces feeling overwhelmed?
It makes problems disappear completely
It allows you to focus on one small, achievable task at a time
It means you don't have to finish the whole project
It makes problems seem less important
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