How Computers Work

What makes a computer a computer?

• Ability to process information

• Central processing unit

• Operating system

• Internet connection

How is information represented inside the computer?

• Sound signals

• Electrical signals

• Chemical signals

• Mechanical signals

What do computers use circuits for?

• To produce sound

• To perform calculations

• To store information

• To generate heat

What are the different parts of the computer that input, output, and store information?

• Keyboard, mouse, and monitor

• Motherboard, power supply, and graphics card

• Printer, scanner, and speakers

• CPU, RAM, and hard drive

What is code and how does it control hardware?

• Code is a form of computer memory

• Code is a type of computer virus

• Code is a set of instructions for hardware

• Code is a type of language used by computers

What is the first step in learning how computers work?

• Studying computer history

• Learning how information is represented inside the computer

• Learning to write code

• Understanding computer hardware

What is the main purpose of this series?

• To help people design future innovations

• To promote computer software

• To teach people how to use computers

• To explain the history of computers

What is the role of software in controlling hardware?

• Software provides power to hardware

• Software translates code into hardware commands

• Software protects hardware from viruses

• Software improves the performance of hardware

What is the speed at which tiny electrical signals go on and off inside the computer?

• Moderate speed

• Inconsistent speed

• Slow and steady

• Mind-boggling speed

What is the most common use of computers in our daily lives?

• Playing video games

• Watching movies

• Using social media

• Doing school work