Zusammenfassung der Ressource
(:stuff on (and in) a computer:)
- ROM
- Read only mempory
- this means that you can
send someone a
document and they
cannot change it,
hence,read only
memory .
- stores data permenantly
- bootstrap loader program
- this starts up the computer
- can hold software
updates
- RAM
- random access memory
- motherboard
- this connects all of the components
- the CPU is the brains of
the computer where
most calculations take
place.
- cpu
- hard disk drive
- A hard disk drive (HDD) is a non-volatile
computer storage device containing magnetic
disks or platters rotating at high speeds. It is a
secondary storage device used to store data
permanently, random access memory (RAM)
being the primary memory device
- a
computer
executes
programs
in these
steps :
fetch
decode
execute
- 1 hertz
- 1 cycle per second
- 1 megahertz
- 1,000,000 cycles
per second
- 1 gigahertz
- 1,000,000,000
cycles per second