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c&d operating systems (device drivers (specific (ink jet, laser), many…
c&d operating systems
multitasking
an illusion
nano seconds
each task
playing music
clock
worddocument
online research
time slice
memory management
OS needs to manage memory
data from HD
alocated in RAM
by OS
new allocated
to maximise space
fragemented
OS has to manage
the allocation of data
when full uses virtual memory
device drivers
specific
ink jet
laser
translates instructions
for hardware
many are inbuilt into OS
mouse
keyboard
USER management
each person
own preferncs and settings
colour
access rights
File managemnt
extension
docx
loads document into file with extension