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- 1. Multiple Choice
What is computational thinking?
It allows you to break down a large / complex problem into smaller manageable parts.
It is thinking like a robot
It is being able to bake a cake.
It is creating a coding solution to a problem.
- 2. Multiple Choice
What chronological order does computational thinking occur?
Abstraction, decomposition algorithm, pattern recognition
Decomposition, pattern recognition, abstraction, algorithm, evaluating solutions
Pattern recognition, decomposition, evaluating solutions abstraction, algorithm
Patterns, shapes, numbers, puzzles
- 3. Multiple ChoiceWhat is abstraction?A paintingA programming languageThis means focusing on the important details and ignoring the irrelevant informationAbstraction is the breaking down of a big problem into smaller parts.
- 4. Multiple ChoiceWhat does decomposition mean?focuses on the important information only, ignoring irrelevant detailStep by step instructions on solving a problem.Thinking like a computerThis is the breaking down of a complex problem into smaller parts
- 5. Multiple Choice
What is an algorithm?
The recipe for a cake
The breaking down of a problem into smaller parts.
Focusing on important parts and ignoring the irrelevant details
an unambiguous, finite, logical sequence of step by step instructions used to solve a problem or accomplish a task
- 6. Multiple ChoiceWhat are the two main ways that we represent an algorithm?By drawing picturesUsing flowcharts and pseudo codeUsing python and small basicUsing Scratch and python
- 7. Multiple Choice
What is a flowchart?
A pictorial representation of an algorithm using symbols
Using 'fake code' to plan an algorithm
Using a programming language to show an algorithm
Uisng different types of charts to show an algorithm
- 8. Multiple Choice
What does the following symbol represent in a flowchart?
An input
Start
End
A process
- 9. Multiple ChoiceWhat does the following flowchart symbol represent?A processAn outputA decision (choice)End
- 10. Multiple ChoiceWhat does the following flowchart symbol represent?Input / OutputStart of flowchartA processEnd
- 11. Multiple ChoicePicking out the important bits of information from the problem, ignoring the specific details that don't matter.DecompositionAbstractionProgrammingAlgorithmic Thinking
- 12. Multiple ChoiceWhy do we need to think computationally?To help us programTo help us solve complex problems more easilyTo help us to think like a computer
- 13. Multiple Choice
When drawing a dog, which of the following characteristics is non-essential?
Dogs have 4 paws
Dogs have fur
Dogs have brown fur
- 14. Multiple Choice
When designing a building that must be accessible for wheelchairs, which of the following characteristics is non-essential?
Number of doors
Number of walls
Number of wall paintings
- 15. Multiple Choice
Abstraction and Decomposition are examples of...
Computational Thinking
Algorithmic Thinking
Computer Science
Logical Reasoning
- 16. Multiple Choice
Why do we need to look for patterns in problems?
Patterns make it easier for us to solve complex problems
We don't need to look for patterns
Patterns make it more difficult complex problems
- 17. Multiple Choice
If you don't look for patterns in a problem, your solution might be _____
Wrong
Inefficient
Too slow
- 18. Multiple Choice
What is a problem?
a situation that needs to be solved
a negative situation
a situation that requires a solution
a situation that could be improved
- 19. Multiple Choice
What is is / are true?
Programming tells a computer what to do and how to do it.
Programming enables you to work out exactly what to tell the computer to do.
Computational thinking enables you to work out exactly what to tell the computer to do.
Computational thinking tells a computer what to do and how to do it
- 20. Multiple Choice
If the problem is not properly decomposed:
solutions may fail
algorithms will be correct
abstraction will be correct
It was not fully understood
- 21. Multiple Choice
What is a solution?
a positive attitude for an answer
a means of solving a problem or dealing with a difficult situation’.
an answer
- 22. Multiple Choice
The categories of problems are:
Logical comparisons - uses mathematical operators to solve problems
Logical comparisons – uses clear, sound reasoning to derive a solution
Arithmetic calculations – uses clear, sound reasoning to derive a solution
Arithmetic calculations - uses mathematical operators to solve problems
- 23. Multiple Choice
Characteristics of a good solution are:
unambiguous, logical, complete, accurate
ambiguous, illogical, infinite, accurate
accurate, complete, clear, confusing
accurate, complete, clear, simple, illogical
- 24. Multiple Choice
Debugging an algorithm or solution:
is trying to fix something
is identifying and removing existing and potential errors that can cause the program not to 'run'
is taking out bugs
- 25. Multiple Choice
Testing an algorithm for accuracy ensures:
it was fully decomposed
it is complete, solving every aspect of the problem
it is efficient solving the problem and making best use of the available resources
it meets any design criteria we have been given
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