Ch. 2

25 July 2022
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83 test answers

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Computers use BLANK 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 unique combination of eight BLANK
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Bits
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Which is the smallest Gigabyte Petabyte Megabyte Terabyte
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Megabyte
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Apple's OS X and Microsoft Windows are examples of BLANK software
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Operating system
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An Apple iPad and a Microsoft Surface are examples of BLANK computers
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Tablet
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Which computer is large, expensive and supports many simultaneous users and manage large amounts of data Supercomputer Mainframe computer Embedded computer Desktop computer
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Mainframe computer
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BLANK 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 mouse are examples of BLANK devices
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Input
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A BLANK is an input device that looks like a pen
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Stylus
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The number of pixels displayed on the screen is known as BLANK
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Screen resolution
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The most common type of monitor is a BLANK
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Liquid crystal display (LCD)
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Inkjet printer and laser printers are examples of BLANK printers
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nonimpact
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BLANK printers either melt a wax based ink on regular paper or by burning dots on specially coated paper
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Thermal
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The BLANK contains the central electronic components of the ocmputer
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Motherboard
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BLANK is the abbreviation for the place in the computer where the programs and data the computer is currently using are temporarily stored
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RAM
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RAM is a BLANK storage location
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Volatile
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The are that holds all the strart-up instructions the computer needs to start is the
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ROM
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The area that holds all the startup instructions the computer needs to start is the
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ROM
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A BLANK CPU has two processing paths, allowing it to process more than one instruction at a time
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Dual-core
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All of the following are examples of nonvolatile storage EXCEPT Hard drive Flash drive DVD RAM
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RAM
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Dropbox is an example of
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Could storage
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Names for a flash drive
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Jummp, thumb, USB
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Flash drives plug into a
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USB port
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Greatest storage copacity CD BD DVD DL DVD
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BD
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Most common port used to connect input and output devices
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USB
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BLANK is where a peripheral device can attach to a computer so that data can be exchanged between it and the operating system
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port
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Computer port transmits audio and video without the need for compression
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HDMI
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Ways to avoid injuries when working on computer
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Ensuring proper lighting, purchasing an adjustable chair, taking breaks
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BLANK 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 face, 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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BLANK is a computer that performs complex calculations very rapidly
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Supercomputer
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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 inger or a stylus are called BLANK screens
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Touch
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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 standard 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 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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BLANK microphone picks up sounds coming from all directions at once and its 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 BLANK
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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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BLANK is a measure of the greatest amount of light showing when the monitor displays pure white
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Brightness
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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 a BLANK card
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memory
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CDs, DVDs, and BLANK discs are examples of optical storage
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BD
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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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True or false information is data that has been organized or presented in a meaningful fashion
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True
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True or false A smartphone is a computer
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True
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True or false the operating system provides the means for users to interact with a computer
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True
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True or false The terms data and information can be used interchangeably
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False
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True or false a unidirectional microphone picks up sounds equally well from all dirctions
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False
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True or false processing is manipulating, calculating, or organizing data into information
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True
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True or false on a keyboard, Number lock and caps lock are both toggle keys
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True
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True or false laser printers are usually faster at printing in black and white than inkjet printers
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False
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True or false 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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False
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True or false game controllers are output devices
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False
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True or false keyboards that display on screen when input of text is required are known as virtual keyboards
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True
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True or false starting a computer when it is powered off is called a warm boot
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False
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True or false brightness ratio is the difference in light intensity between brightest black produced by a monitor
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False
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True or false the area that holds all of the instructions the computer needs to start up is the RAM
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False
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True or false today's CPUs ran at speeds measured kilohertz
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False
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Holds start up instructions needed when the computer is powered on
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ROM
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Stores programs and data the computer is currently using
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RAM
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Processes commands issued by software instructions
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CPU
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More energy efficient than LCD monitors
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LED
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Standard keyboard layout
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QWERTY
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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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Largest to smallest bytes
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Kilobyte Megabyte Gigabyte Terabyte Petabyte
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Used to enter data
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Input device
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External device that exchanges data with the computer through ports
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Peripheral device
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Displays processed data
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Output device
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Main circuit board containing the central electronic components of a computer
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Motherboard
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Case that houses the electronic components, power source, and storage devices of a desktop computer
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System Unit
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Tiny dot that creates an image on the computer monitor
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Pixel
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Unit of measure ofr processor speed
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Hertz
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0 or 1
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bit
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Measurement of printing speed
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PPM
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Measurement of printer resolution
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DPI