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WorksheetsChapter 2: Computer Hardware
Total questions: 15
Worksheet time: 2hrs 34mins
What is the main responsibility of the Central Processing Unit (CPU)?
Converting input into meaningful output
Storing data permanently
Displaying text and graphics
Capturing full-motion images
Which input device is designed to speed up typing by evening out the spacing between the hands on the keyboard?
Mouse
Keyboard
Touchpad
Pen Input
What type of device enables users to select text, graphics, and other objects via visual indicator representations?
Keyboard
Touch Screen
Pointing Device
Game Controller
What is the purpose of a touch screen input device?
To capture video and still images
To provide a touch-sensitive display
To read characters and codes
To guide on-screen elements using air gestures
Which input device uses a stylus or digital pen to write, draw, or make selections on a flat surface?
Touch Screen
Motion Input
Pen Input
Voice and Audio Input
What is the process of entering input by speaking into a microphone called?
Pen Input
Voice Input
Video Input
Motion Input
Which input device reads printed text and graphics and translates the results into a form the computer can process?
RFID
Optical Scanner
Magstripe Reader
Bar Code Reader
What is the purpose of a display device as an output device?
To guide on-screen elements using air gestures
To capture video and still images
To read characters and codes
To convey text, graphics, and video information
Which output device forms characters and graphics by spraying tiny drops of liquid ink onto a piece of paper?
Speakers
Headphones
Projector
Printer
What is the purpose of a memory card as a secondary storage device?
To store data on the Internet
To store data permanently
To store data magnetically
To store data temporarily
Which type of storage medium holds data, instructions, and information permanently for future use?
USB Flash Drive
Hard Drive
CD
Floppy Disk
What is the technology that uses radio signals to communicate with a tag placed in or attached to an object, an animal, or a person?
Bar Code Reader
Magstripe Reader
RFID
Optical Scanner
Which factor should be considered when purchasing a computer to ensure compatibility with other devices?
Platform
Add-on Devices
Hardware
Form Factor
How can different processor requirements be addressed when evaluating system requirements for a computer?
Select a computer that at least meets or exceeds the hardware requirements
Select a computer with the storage capacity that exceeds the sum of all storage requirements
Select a computer with a memory type and capacity that meets or exceeds the requirements
Select a computer with a processor that meets or exceeds the requirements
What is the purpose of cloud storage as a storage solution?
To store data permanently
To store electronic files on the Internet
To store data temporarily
To store data magnetically
