Abstraction

which phase is abstraction in computational thinking?

• 1

• 2

• 3

• 4

Abstraction is:

• adding to a problem

• filtering out all irrelevant characteristics and unnecessary details

• finding characteristics

• looking for similarities

Click all that applies. Abstraction:

• is a problem solving tool

• removes unimportant information

• adds important information

• simplifies a situation

• focuses on what is important

Before we can abstract, we first need to decompose the problem.

• true

• false

During the abstraction phase, you remove:

• general characteristics

• specific characteristics

• general and specific characteristics

• none of the above

Which of the following is a general characteristic?

• dogs run quickly

• this dog has a wet nose

• this dog has a brown coat

• this dog is friendly

Which of the following is a specific characteristic?

• books are fun to read

• games are extremely relaxing

• this book and game were most entertaining

• my books are exciting

When manufacturing cars, which of the following characteristics is necessary to know about?

• the potential owners

• if they have wheels

• who sells them

• is it a 2 seater or 4 seater

Houses have walls, ceilings, doors and people live in them. How many of these characteristics do we need to know to draw a house?

• 1

• 2

• 3

• 4

Abstraction helps make problem solving easier.

• true

• false