Flashcards
system architecture revision
Cards in this deck (13)
- 1CPUCentral Processing Unit
- 2volatilerequires electricity to store data, when it is turned off the memory is whipped
- 3Non-volatilememory is not whipped when the computer is turned off
- 4control unitworks with the CPU to control flow of data
- 5virtual memoryextension of ram set up on the hard drive when RAM is full
- 6ALUArithmetic Logic Unit carries out the calculations and logical decisions
within the CPU - 7cachesmall high speed memory used to store frequently used instructions
- 8Clock speedhow many fetch decode and execute cycles the processor can complete a second
- 9secondary storageNon-volatile storage used to save files and programs
- 10softwaregeneral term for computer programs
- 11system softwarethat makes the computer hardware easily available to users
and applications - 12operating systemsSoftware collection of programs that tell the hardware what to do
- 13Flash memoryFlash memory is a special type of RAM that is non-volatile. Flash
memory cannot however replace RAM in a computer as the read/write
speeds are too slow. Flash memory can be used instead of ROM to store
the BIOS.
Information
- Description
- Flashcards on system architecture revision, created by Oliver Barnett on 15/10/2020.
- Created by
- Oliver Barnett
- Views
- 2
- Rating