1.1.4 Using abstraction

Question 1

Define:

Abstraction

Answer 1

Process of removing or filtering characteristics that are not needed in order to focus on essential characteristics

Question 2

Fill The Blank:

Step 1) Identify what …………….. is required to solve the problem, understand …….. this information is important and the ………. it is required in

Steps of Abstraction

Answer 2

Information, Why, Format

Question 3

Fill The Blank:

Step 2) Carry out abstraction to ………. out the unrequired information

Steps of Abstraction

Answer 3

Filter

Question 4

State:

What 6 elements must each layer of abstraction show

Answer 4

• Inputs
• Outputs
• Variables
• Constants
• Key processes
• Repeated processes