Abstraction Conclusion

What is abstraction?

• The process of filtering out unnecessary detail

• The process of filtering out irrelevant characteristics

• The process of filtering out irrelevant characteristics and unnecessary detail

What is a model?

• A model is a representation of a problem

• A model is a computer program

• A model is a spreadsheet

Which of the following is a general characteristic?

• Dogs run quickly

• This dog has a wet nose

• This dog has a brown coat

Which of the following is a general characteristic?

• This boat has an engine

• Some boats have sails

• This boat is blue

Picking out the important bits of information from the problem, ignoring the specific details that don't matter.

• Decomposition
• Abstraction
• Programming
• Algorithmic Thinking

Why do we need to think computationally?

• To help us program
• To help us solve complex problems more easily
• To help us to think like a computer

What is an Algorithm?

• Something that recognises recurring pattern

• A series of steps and instructions with given inputs to produce an output

• Some instructions

• A series of steps and instructions with given outputs to produce an input

Define PATTERN RECOGNITION.

• A sequence of instructions.

• Looking for similarities and trends.

• Breaking a task into smaller tasks.

• Focusing on what is important and ignoring what is unnecessary.

Which of the following is not done by abstraction?

• Identifies essential details

• Disregards non-essential information

• Breaks the problem down into smaller tasks

You could use abstraction to replace specific objects with simple shapes

• True

• False