Hardware

Hardware

The purpose
1. to process data in the computer
2. performs calculations
3. coordinates hardware
4. forms a fetch and execute cycle
fetch and execute cycle
1. Fetch
2. Decode
3. Execute
Clock speed
1. measures instructions processed by cycle.
2. The faster the speed, the more instructions can be processed
3. measured in Hertz
Cache memory
1. The memory of the processor
2. Expensive
3. in between the RAM and the CPU
system buses
1. program instructions and data move between the main memory
RAM
1. Random Access Memory
2. used for the operating system
3. Holds Data that is being used at that time
4. Volatile
B.I.O.S (Basic imput output system)
1. The process the computer goes through when the computer is powered on
Volatile Memory
1. Computer storage that is only there while the power is on. it is deleted when power off
ROM
1. Read-only memory
  1. Non-Vilatile
HDD
1. Hard Disk Drive
  1. Non-Volatile
Virtual Memory
1. volatile memory
  1. storage drive for when the RAM gets full

Resource summary

	Created by lukestorey2120 about 8 years ago