Grade 8 Revision

What is a computer simulation?

• A program that imitates something you can see or experience in real life.

• A program that calculates mathematical equations.

• A program used only for entertainment.

• A device used to play video games.

Which of the following are advantages of using simulators? (Choose TWO answers)

• They are always free to use.

• They can be done anywhere.

• Experiments can be done many times

• Simulators never make mistakes

Which of the following are hardware features of robot explorers used in Mars discoveries? (Choose FOUR answers)

• A flexible robot arm

• A laser pointer.

• Two video cameras.

• A hammer to break rocks.

• A microscope to look closely at rocks.

What are the advantages of e-learning?(Choose TWO answers)

• You can learn where and when you want

• You can only learn in a classroom.

• You can use the type of media you want.

• Learning requires expensive equipment.

What are the disadvantages of e-learning?(Choose TWO answers)

• You can only learn in a classroom.

• some people prefer to learn in a class

• Learning requires expensive equipment.

• it can be difficult to work without a strict timetable. 

The term that is used to describe the internet is

• Space

• Cloud

• Moon

Which provides cloud storage?

• Microsoft

• Google

• Amazon web services        

Saving a file to the cloud means saving the file to the internet

• True

• False

When you save files in the cloud, they will fly with the birds

• True

• False

The data center held large storage devices

• True

• False