soor mtihan wa mwisho ulipata ngapi computer maana unaonekana unapata mia

to provide user interface and to run user application

Manage all action take place in the computer.

Deals with booting

provides protection and security

Act as interface between software and hardware

provide user interface,manage hardware,job scheduling

Controls both hardware and software
Processes all data and Info from the user and of the computer itself

memory menegment