Demo. An invented family, made-up minutes, nobody's real child. The quizzes work: pass a round and watch the clock change.

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💻 How Computers Work

Years 6 to 10 · Read up first

10 questions. Get 8 right to earn 10 minutes. All 10 right = +5 bonus. They start easy and get harder as you go, so treat the first few as a warm-up. Every one you miss comes back with the answer and why.

1. What is a hard drive (or an SSD) mainly used for?

Cooling the computer downStoring files and data long term, even when the computer is offDisplaying graphics on the screenConnecting a mouse and keyboard

2. What does 'binary' mean in computing?

A backup copy of a fileA system that uses only two digits, 0 and 1A type of computer virusA system that only uses even numbers

3. What is an operating system?

A single computer gameThe main software that manages a computer's hardware and runs other programsA folder for storing photosA type of internet cable

4. What is a 'file'?

A passwordA type of internet connectionA physical part of a computerA named collection of data stored on a computer, like a document or a photo

5. What is a 'bit'?

A folder used to store filesA small piece of broken hardwareThe smallest unit of data a computer stores, either a 0 or a 1A type of computer virus

6. What is an IP address?

The name of a websiteA password used to unlock a computerA type of computer virusA number that identifies a device on a network so data knows where to go

7. What is an algorithm?

A type of computer chipA file that stores photosA set of step by step instructions for solving a problem or completing a taskA password rule

8. What is a server?

A password managerA computer that stores information or provides a service to other computers over a networkA cable that connects two computers directlyA type of computer game

9. Why does a computer use binary (0s and 1s) instead of, say, ten digits like we do?

Its electronic circuits are simplest to build and control with two clear states, like on and offBinary is easier for people to readBinary uses less electricity than any other number systemComputers are physically unable to count past one

10. Why do computer programs sometimes have 'bugs'?

Bugs only happen in very old computersBugs are a type of virus that arrives from the internet onlyComputers occasionally decide to behave randomlyHuman-written instructions can contain mistakes that produce unexpected results

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