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37 Cards in this Set
- Front
- Back
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Another word for system unit
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CPU or Tower. Also known as boxes, main units or base units |
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What is a system unit?
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House for other necessary devices for a computer to run
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What makes a system unit?
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Chasis and internal components (motherboard, microprocessor, memory, disk drives, adapter cards, power supply, fans/coolers, ports etc.)
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System unit w/ a display
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Also known as an "all in one"
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What is a display device?
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PC component that shows graphical data to the user (via a cable)
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Common terms for different displays
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Display, Monitor, Screen, Flat-panel monitors |
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Examples of display devices
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Liquid Crystal Display (LCD) Light Emitting Diode (LED) Display |
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What is an input device? |
A component that enables users to enter data
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Examples of input devices
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Keyboard, mouse, fingerprint scanner, scanners
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What is a peripheral device?
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External device that enhances the functionality of a computer (input, output, storage or just to look cool)
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Examples of peripheral devices
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Monitors, external drives, mouse, keyboard, printers, speakers, webcams, controllers, headphones/earphones etc. (ANYTHING THAT CONNECTS TO A COMPUTER)
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What is a computer case?
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An enclosure that contains the components of a computer
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Disadvantage of using a small computer case
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Difficult to make changes to components as there isn't much space inside the case
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Different sizes of computer cases
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Full tower, mid tower, mini tower, micro tower, slim line
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What is a full tower generally used for?
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Servers, or computers you will be installing many drives and components
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What is a midi tower?
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A case that is slightly smaller than a Full Tower
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What is a micro/mini tower?
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Case smaller than a mid tower
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What are micro/mini towers used for?
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Will be used for ever-day computing in modern (2016) systems
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What is the difference between another case and slim line?
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Slim line cases can be turned on their side
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Advantage of Slim line cases
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can be turning on their side to save room
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What is a motherboard?
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The backbone for the entire computer
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Another name for a motherboard
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System board
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What does a motherboard consist of?
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A large, flat circuit board with chips and other electrical components. Also has come connectors |
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What does a CPU do?
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Most of the processing and calculations
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What contains the CPU in a system?
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A microprocessor module and installed in a socket
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What is memory?
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A system component that provides a temporary place for the processor to work
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What makes up memory?
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Computer chips that store data - faster to read and write than tape or hard drives Contains millions of transistors (switches) that can be opened or closed |
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Types of memory
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Random access memory, read only memory
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What does RAM stand for?
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Random Access Memory
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What does ROM stand for? |
Read Only Memory
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What is RAM used for?
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The computers main memory - is lost when there is no power going to it (volatile)
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What is ROM used for?
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Storing core system settings. It is very difficult to modify after the initial write and stays when there is no power (non-volatile)
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What is volatile memory?
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Memory that is lost when there is no power going to it
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What is non-volatile memory?
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Memory that is not lost when there is no power going to it
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What is a bus?
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A group of wires or pathways that connect components
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What is the system bus?
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the wires (traces) on the motherboard. It is the main communication path between the CPU and memory
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