OCR j277 Computational Thinking

Which of the following is not done by abstraction?

• Identifies essential details

• Disregards non-essential information

• Breaks the problem down into smaller tasks

Which of the following is not done by decomposition?

• Allows multiple people to work on the problem together

• Disregards non-essential information

• Breaks the problem down into smaller tasks

When drawing a dog, which of the following characteristics is non-essential?

• Dogs have 4 paws

• Dogs have fur

• Dogs have brown fur

When designing a building that must be accessible for wheelchairs, which of the following characteristics is non-essential?

• Number of doors

• Number of walls

• Number of wall paintings

One advantage of abstraction is that it means no mistakes can be made

• True

• False

You could use abstraction to replace specific objects with simple shapes

• True

• False

This is a good example of decomposition

Sit down

Do homework

• True

• False

Decomposition allows each task to become _______

• More manageable

• Easier

• Quicker

Decomposition allows the entire task to be completed as _____

• A Team

• A Whole

• Quickly as possible

Abstraction and Decomposition are separate concepts, you would usually choose to do either one or the other

• True

• False