operating systems Flashcards
(6 cards)
1
Q
what happen when you have more than one program running
A
processor cycles between them
2
Q
what is multi-tasking
A
when we allocate time with the processor to each task
3
Q
what does a device driver do
A
A device driver translates signals from the peripheral to something that operating system/peripherals can process
4
Q
what is a peripheral
A
A peripheral is a external device that connects to a computer to expand its capabilities
5
Q
what does user interface do
A
A user interface allows a user to interact with a computer
6
Q
what does logging into a computer require
A
Logging into a computer often requires an authentication process, these include; very common method of preventing unauthorised access-users to use a password to gain access
