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Hardware Terms

For IDT: Hardware Terms

TermDefinition
Central processing unit (CPU) The chip located inside the system unit of a computer that performs the processing for a computer
GHz – (gigahertz) speed of a processor counted by billions of ticks per second
MHz – (megahertz) speed of a processor counted by millions of ticks per second
System Unit The container that holds the motherboard and keeps components safe.
Motherboard The main circuit board of a computer to which all computer system components connect.
BIOS: Basic Input/Output System Basic Input/Output System Lowest level software in the computer that acts as an interface between the hardware of the operating system.
ROM: Read Only Memory Contain permanently written data called firmware that loads the operating system when first powered on
Cache (CASH) small, high speed memory between the processor and system memory. Faster than RAM
Hard disk drive
MB, Megabyte
MB, Megabyte
TB, Terabyte
Random access memory (RAM)
Bit
Byte
Video Graphic Adapter
Network Interface Card
Optical Drive
Monitor
Created by: TristanParker