Unit 2 Notes
A PC is made up of many different parts:
Motherboard:
Connects all parts of the computer together. AKA System board, Main board.
CPU:
The brain of the computer. Stands for Central Processing Unit
-Multicore: more than one core in the space.
-Hyper-threading: allows multiple threads to be used alongside each other.
-Speed in GHz
-Multicore: more than one core in the space.
-Hyper-threading: allows multiple threads to be used alongside each other.
-Speed in GHz
RAM:
The working memory/short term memory of the computer. It stands for Random Access Memory.
When you shut the power down anything on the RAM gets wiped.
Examples of RAM:
SIMM- Single In-line Memory Module, teeth are only on one side.
DIMM- Dual In-line Memory Module, teeth are on both side.
DDR- Double Data Rate.
DDR2- Double Data Rate, bigger and faster than DDR.
DDR3- Double Data Rate, bigger and faster than DDR2.
RAM is measured in size (GB) and a little speed.
When you shut the power down anything on the RAM gets wiped.
Examples of RAM:
SIMM- Single In-line Memory Module, teeth are only on one side.
DIMM- Dual In-line Memory Module, teeth are on both side.
DDR- Double Data Rate.
DDR2- Double Data Rate, bigger and faster than DDR.
DDR3- Double Data Rate, bigger and faster than DDR2.
RAM is measured in size (GB) and a little speed.
Hard Drive:
The long term storage of the computer. AKA HDD (Hard Disk Drive)
GPU:
The graphics card of the PC. Stands for Graphics Processing Unit.
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