What is considered the brain of the computer?

• Central Processing Unit (CPU)

• Monitor

• Hard Drive

• Motherboard

Answer explanation

The Central Processing Unit (CPU) is considered the brain of the computer. It is responsible for executing instructions and performing calculations.

Michael is building a new computer. Which type of computer software will he need to install first to boot the computer?

• Operating system

• Application software

• Hardware

• Firmware

Which of the following images shows a hard drive?

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Which of the following images shows the RAM component of a computer?

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A hard drive contains several metal discs that spin very fast. What is the purpose of these disks?

• To provide power to the hard drive
• To store and retrieve data
• To make the hard drive lighter
• To cool down the hard drive

What type of computer memory forgets everything when it is turned off?

• DVD-ROM

• CD-ROM

• Random access memory
• hard drive

What does CPU stand for?

• Computer Processing Unit
• Central Processing Unit
• Control Processing Unit
• Central Power Unit

Which of the following computer components are considered INPUT devices?

• Monitors, printers, and speakers
• Keyboards, mice, scanners, and microphones
• Hard drives, RAM, and processors
• Webcams, speakers, and printers

Which of the following computer components are considered OUTPUT devices?

• Microphone, webcam, and headphones
• Hard drive, RAM, and CPU
• Monitors, printers, and speakers
• Keyboard, mouse, and scanner

Where in your computer would you plug in your mouse?

• Ethernet port
• USB port
• Audio jack
• HDMI port