Computer Technology And Terminology

24 July 2022
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What is the difference between data and information?
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Data represents a fact. Information is data that has been organized.
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Computers use a ________ language consisting of 0s and 1s.
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binary
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In binary language, each letter of the alphabet, each number, and each special symbol is made up of a unique combination of eight ________.
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bits
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Which of the following is the smallest unit of measure? TB PB MB GB
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MG
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Apple's macOS and Microsoft Windows are examples of ________ software.
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operating system
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An Apple iPad and a Microsoft Surface are examples of ________ computers.
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tablet
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Which of the following computers is large, expensive, and is designed to execute a few programs as fast as possible? desktop computer embedded computer mainframe computer supercomputer
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supercomputer NOT embedded computer
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________ computers are specially designed computer chips that reside inside other devices, such as a car.
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Embedded
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A keyboard and touch screen are the most common of ________ devices.
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input
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A(n) ________ is an input device that looks like a pen.
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Stylus
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Each of these is a basic type of a touch screen, EXCEPT ________. resistive reflective surface acoustic wave capacative
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reflective NOT capacative
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The number of pixels displayed on the screen is known as ________.
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screen resolution
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The most common type of monitor for laptops and desktop computers is a(n) ________.
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LCD liquid crystal display
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The two main categories of home and office printers are ________ and laser printers.
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inkjet
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________ printers use static electricity and toner and heat set the image on the page very quickly.
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laser
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The ________ contains the central electronic components of the computer.
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Motherboard
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A ________ enables your computer to connect to other computers or to the Internet.
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Network interface card NIC
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The computer stores currently used programs and data in ________.
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RAM
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RAM is a ________ storage location.
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Volatile
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The area that holds all the startup instructions the computer needs to start is ________.
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ROM
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A(n) ________ CPU has two processing paths, allowing it to process more than one instruction at a time. all-in-one dual-mode dual-core bimodal
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dual-core
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Which of the following is NOT an example of nonvolatile storage? DVD Flash Drive RAM Hard Drive
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Ram
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Dropbox is an example of ________.
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Cloud storage
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All of the following are names for a flash drive EXCEPT ________ drive. USB jump hard thumb
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hard
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Flash drives plug into a(n) ________.
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USB port
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Which of the following optical storage media has the greatest storage capacity? DVD DL Blu-ray CD DD
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blu-ray
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Which port is the most common port used to connect input and output devices to a computer?
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Universal serial bus (USB)
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To connect a peripheral device to a computer to exchange data, find the appropriate ________ for the device.
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Port
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Which computer port transmits audio and video without the need for compression? HDMI RGA VGA USB
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HDMI
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Which of the following is NOT a goal of green IT? Use technology to reduce travel reduce use of electricity use technology as long as possible cleaning waterways with repurposed computers
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cleaning waterways with repurposed computers NOT Use tech. to reduce travel
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All of the following are ways to avoid injuries when working on computers EXCEPT ________. purchasing an adjustable chair ensuring proper lighting placing a monitor at least 12" from the eyes taking breaks
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12" from eyes
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A ________ is the biggest power consumer on a computer.
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Display
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________ is concerned with the design and arrangement of machines and furniture to avoid uncomfortable or unsafe experiences.
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Ergonomics
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BLANK is a representation of a fact, a figure, or an idea and can be a number, a word, a picture, or even a recording of sound.
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Data
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BLANK is the set of computer programs that allows the hardware to perform different tasks.
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Software
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A(n) BLANK is a computer that is designed to execute a few programs extremely rapidly.
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Supercomputer NOT Embedded
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A(n) BLANK device is a component, such as a keyboard, that connects to the computer.
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peripheral NOT input
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A BLANK is approximately 1000 bytes
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kilobyte
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Microphones and scanners are examples of BLANK devices.
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input
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BLANK is a wireless transmission standard that lets you connect mobile computing devices to peripheral devices over short distances.
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Bluetooth
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Display screens that respond to commands initiated with your finger or a stylus are called BLANK screens.
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touch
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A desktop computer's BLANK is the case that houses the main components of the computer and where peripheral devices connect.
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SYSTEM UNIT
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The BLANK keyboard layout gets its name from the first six letters in the top-left row of alphabetic keys on the keyboard and is the most common English-language keyboard layout.
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QWERTY
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Joysticks and steering wheels are examples of BLANK controllers.
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game
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A(n) BLANK is a small video camera that sits on top of a monitor or is built into a laptop and can be used to transmit live video.
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webcam
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A(n) BLANK microphone picks up sounds coming from all directions at once and is well suited for conference calls.
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omnidirectional
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The width-to-height proportion of a monitor is known as the
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aspect ratio
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Monitors display images by using a grid made up of millions of tiny dots, called
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pixels
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The length of time it takes for a processor to request, locate, open and deliver information stored in RAM is measured in
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nanoseconds
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Each pixel on the newest 4K resolution TVs and monitors is actually made up of four yellow, red, blue, and green
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sub-pixels
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A(n) BLANK is a device that combines the functions of a printer, scanner, copier, and fax machine into one unit.
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all-in-one printer
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The "brains" of the computer is the .
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CPU
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An SD card is an example of blank
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memory card
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CD, DVD and BLANK discs are examples of optical storage
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blu-ray
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BLANK is a technology most frequently used for credit and debit card processing.
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NFC
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BLANK mode puts the computer in low power usage, but keeps programs in RAM.
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SLEEP
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BLANK display color uses the least electricity when compared to any other color.
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BLACK
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BLANK is a power-saving mode that stores data to a computer's hard drive instead of to its memory.
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Hibernate
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T/F Information is data that has been organized or presented in a meaningful fashion.
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T
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T/F A smartphone is a type of computer.
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T
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T/F The operating system controls how your computer functions.
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T
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T/F The terms data and information can be used interchangeably.
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F
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T/F The fastest super computer in the world has 9,000,000 computing cores.
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F
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T/F Processing is manipulating, calculating, or organizing data into information.
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T
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T/F On a keyboard, Num Lock and Caps Lock are both toggle keys.
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T
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T/F Laser printers are usually faster at printing in black and white than inkjet printers.
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T
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T/F All printers can print from smartphones and tablets.
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F
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T/F The arithmetic logic unit (ALU) controls all of the functions performed by the computer's other components and processes all the commands issued to it by software instructions.
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F
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T/F Game controllers are output devices.
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F
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T/F Keyboards that display on-screen when text input is required are known as virtual keyboards.
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T
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T/F Starting a computer when it is powered off is called a warm boot.
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F
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T/F The area that holds all of the instructions the computer needs to start up is called RAM.
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F
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T/F Today's CPUs run at speeds measured in kilohertz.
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F
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Holds start up instructions needed whent he computer is powered on
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ROM
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More energy efficient than LCD monitors
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OLED
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Standard keyboard layout
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QWERTY
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Processes commands issued by software instructions
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CPU
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Stores programs and data the computer is currently using
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RAM
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Represents a fact, figure, or idea
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Data
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turning data into information
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processing
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data organized in a meaningful way
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information
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computer programs
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software
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physical components of a computer
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hardware
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Smallest to largest bytes
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Kilo Mega Giga Tera Peta
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Used to insert data
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Inpute devices
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displays processed data
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output device
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case that houses the electronic components
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system unit
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min circuit board containing the central electronic components
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motherboard
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external device that exchanges data with the computer through ports
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peripheral device