Term
BIOS
(Basic Input/Output System) |
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Definition
A Collection of Software Codes Built into a PC that Handle some fundemental tasks of sending data from one part to the other |
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Definition
| A Process that takes place while being turned on. The Computer performs routines necessary to get all components functioning and the operating system loaded. |
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Replaces the need for seperate wiring with metallic traces printed on the board
Traces lead to processors,resistors and capacitors |
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Term
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Definition
A Microchip that regulates the timing and speed of the computer's function. The chip has a crystal that vibrates at certain frequencies. Shortest length of time is one clock or one vibration.
Speed of clocks or computers is expressed by MHZ
One MHz is 1 Mil vibrations a sec so the bigger the MHZ the faster the computer.
If 300 MHz processor then designed to work with a clock chip of same speed.
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Term
CMOS
(Complementary metaloxide Semiconductor) |
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Definition
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a chip that retains crucial info about the hardware even when PC is powered off Due to a Small battery
Which Sits On top of it |
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Term
CPU
(Central Processing Unit or Microprocessor) |
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Definition
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a Microchip that processes the info and code used by a computer
"brains" |
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Definition
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Unused slots which the user can plug hardware add-ons such as graphic cards and sound boards to acclerate the PC performance |
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Definition
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sheet of plastic which metallic circuits have been printed and PC components are connected (via sockets,slots and ports)
external ports include USB |
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Definition
Software that controls the operations of hardware. It directs any operation and regulates the use of the hardware among all applications
ex.) XP,Vista, Linux, and Windows |
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Definition
| Memory chips or Data stored on disks that can only be read by the processor. PC cannot write new data. |
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Term
RAM
(Random Access Memory) |
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Definition
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Memory which can be read and written to. |
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Definition
| Small files the contain software code which are the first to be read by the computer after the initial boot-up. They load the rest of the operating system |
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is the process by which a computer stores data in RAM or Disk |
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Definition
Process which a computer transfers data from drive/RAM to Microprocessor |
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