2.1.1 Thinking abstractly
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2.1.1 What is computational thinking
How a problem can be solved state the problem in a wat solvable by algorithm @ construct an algorithm
2.1.1 A) The nature of abstraction
The process of separation idea from reality - hiding unnecessary data
2.1.1 B) The need for abstraction
-High level language used abstraction > developing is easier - abstraction is used to remove some details and highlight overs making it more clear + concise
2.1.1 C) The differences between an abstraction and reality.
Abstraction is a simplified reprobation of reality
2.1.1 D) Questions to ask when devising an abstract model for a variety of situations
What’s the problem ? - key features how will the model be used ? - format / factors who will use the model ? - level of expertise what’s relevant ? remove confusing details