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Computer systems P1, P2 & M1

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Computer systems P1, P2 & M1
Computer systems P1, P2 & M1

By James Butterfield

NOTE: THIS WAS PRODUCED IN THE UK PLEASE CORRECT SPELLING IF BEING USED IN USA
THESE SHOULD ONLY BE USED AS NOTES TO BE PUT INTO YOUR OWN WORDS FOR THE SAFETY OF YOUR GRADE

P1
Motherboard
 The motherboard connects all devices and allows them to communicate with one another using various different interfaces as if it’s the brain of the computer. The motherboard has a chipset which means that only certain hardware that can be connected to it. For example an Intel chipset would require Intel processors. The motherboard has got expansion slots which makes it capable to add extra hardware such as graphics card. Processor
 A processor unit (CPU) is the hardware within a computer that carries out the instructions of a computer program by doing the basic input/output operations of the system.
 A processor is connected into the motherboard by a socket which can simply click the processor into the board without soldering. Random Access Memory (RAM)
 A RAM is a form of storage, can be accessed in any random order. There are 2 different kinds of RAM’s SIMM- single in line memory module - and a DIMM – duel in line memory module – which brings information in and out but the duel module can do both on one module. Hard Disk Drive (HDD)
 Used to read disks, data is read in a random access matte. The SATA connects the host bus adapters to the mass storage devices. The IDE connects the drive directly to the motherboard and the SCSI is capable of supporting 8 devices. Optical Drives
 Optical drives are a disk drive that uses laser light or electromagnetic waves to read the data. A HDD is similar to the optical drives. Disks can have ROM – read only memory – which means that the information on can’t be changed or overwritten, Writable which means its capable of recording data and rewriteable which means it can save over existing data. Visual Display Unit
(VDU or Monitor)
 The visual

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