This helps the system by removing the data when not needed
Peripheral management
Hardware device
eg keyboard, mouse, monitor, printer and speakers
Multitasking
This is when you could be listening to music
or something this means an operating
system will be on protecting against virus or
something else while you are doing
something
Security
An anti virus capability to guard against malicious software
A firewall to protect against software and remote hackers
Password facilities different users mau have their own
usernames and passwords