2.1.1 Thinking Abstractly

Question 1

What is the definition of abstraction?

Answer 1

Removal of unnecessary elements/details from a problem

Question 2

Why do we need to abstract?

Answer 2

• Reduces the amount of memory/processing required
• Reduces complexity of programming code so it could run on lower-spec computers.
• Reduces design/programming time and effort
• Increase the chance of creating the program successfully
• Focus is on the core aspects of the program rather than the extras, so the program is more likely to solve the problem

Question 3

When giving examples of abstraction, what two words would you likely use?

Answer 3

Simplify

Remove

Question 4

What details could be abstracted from a driving simulator?

Answer 4

• Remove details in the background (crowds)
• Simplified functionality on car dashboard
• Simplified controls
• Simplified physics
• Simplified weather