MyITLab-week 2 – Flashcards
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processes all commands issued by software instructions
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CPU (central processing unit)
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stores programs and data the computer is currently using
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RAM (random access memory)
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holds instructions needed to start up when the computer is powered on
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ROM (read only memory)
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type of technology used on flat-screen monitors
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LCD (liquid crystal display)
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standard keyboard layout
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QWERTY
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________ computers are specially designed computer chips that reside inside other devices such as your car or the electronic thermostat in your home.
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Embedded
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device 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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device that sends processed data
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output device
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contains the central electronic components of a computer
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motherboard
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the metal or plastic case that houses the power source and all the storage devices of a desktop computer
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system unit
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Where are the instructions stored that the computer needs when it starts up?
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ROM
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Where does the computer store instructions and data that are needed frequently by the CPU?
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Cache memory
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Which of the following is NOT a main component of the motherboard RAM CPU Cache memory NIC
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NIC
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Which of the following is a portable storage device? Motherboard CPU Internal hard drive CD/DVD drive
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CD/DVD drive
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Which of the following is used for permanent storage? Hard drive RAM ROM Cache memory
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Hard drive
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What card translates binary data into an image on a motherboard? NIC Sound Video Interface
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Video
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is sealed in a case so no dust gets inside.
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Hard drive
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cards added to the computer to control certain functions, such as sound and video.
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Expansion
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A network interface card (NIC) gives you access to which type of port?
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Ethernet
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Which of the following is NOT a port that would be available on a sound card. Joystick Ethernet Line input Microphone
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Ethernet
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A network interface card (NIC) gives you access to which type of port? Ethernet FireWire Modern USB
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Ethernet
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The contents of _____ are erased when the computer is turned off.
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RAM
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The CPU might be covered by a_____, which dissipates the heat generated by the chip
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heat sink
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All expansion cards are connected to the main circuit board or the ______.
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motherboard
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The largest storage space in your computer is provided by the _____.
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hard drive
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Expansion card fit into little slots on the ____.
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motherboard
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External ports are needed for networking and accessed via a ______.
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NIC
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The ____ controls all internal and external devices.
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CPU
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A video card often has its own video _____ to speed up graphics processing.
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RAM
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stores instructions and data used most often
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cache
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the "brains" of the computer
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CPU
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used to add sound and video to a computer
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expansion card
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provides access to a network
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NIC
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stores information as long as the computer is on.
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RAM
