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26 Cards in this Set
- Front
- Back
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Stores hardware components
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computer case
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Hardware
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input/output devices, CPU, memory. hard drive, case.
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Software
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programs, refers to the set of instructions that directs the hardware to accomplish a task
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digital
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a type of data that a computer processes
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binary
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technology that convert anilog data to digital data
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Bit
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a zero or one in the binary number system
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Byte
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a series of 8 bits
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Coding Scheme
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characters defined by patterns
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ASCll
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the most widely used coding scheme in personal computers
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is central to all processing done by the computer
-the most important component inside the case |
CPU (central processing unit)
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device that is not directly located on the mother board, but does communicate with the CPU.
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peripherals
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a physical connector device to be attached to a computer
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ports
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refers to the sharpness and clearness of an image
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resolution
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number of dots in a picture
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pixels
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Displays the output of the computer
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monitor
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data is transferred serially, which means one bit follows the next
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Serial-data
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Parallel-transmits data in parallel, most often used by printers, the widest port on the back of a computer
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Parallel
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Universal Serial Bus, Connects many different input and output devices such as: keyboards, printers, scanners and mice
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USB
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used for high-speed multimedia devices such as digital camcorders
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FireWire
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provides an interface for devices such as: headphones, speakers or microphones
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Sound
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provides an interface for internet cable and networks
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Ethernet
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provides an interface for a keyboard or mouse
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PS/2
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can provide faster transfer rates than USB or FireWire
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eSATA
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a digital interface standard to convert analog signals into digital signals
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DVI
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stores data magnetically
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Hard drive
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The power supply converts the power received from a standard power outlet and reduces it to a voltage that the computer can handle
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power supply
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