Operating system (OS)

Operating system (OS)

1. ·

   • By Dahee

2. 3 common/main examples of Operationg system

   • 1) Windows
   • 2) Apple ( IOS, MAC OS)
   • 3) Linux

3. What is the role of OS?

   • OS operate, control and runs the computer.
     • The software and computers cannot function without any OS.

4. Operating systems manage the hardware and software for a computer.

   • USER INTERFACE

5. 5 main tasks for OS

   • 1. Memory management - The OS will be responsible for ensuring that programs running have space in RAM.
   • 2. Storage management - The OS is responsible for overseeing all saved data to and from secondary storage.
   • 3. Device management - The OS keeps track of all external devices plugged into the computer; such as printers, keyboards and speakers.
   • 4. Manages security - The OS provides some basic forms of security, normally in relation to direct access to the machine.
   • 5. Provides interface - This normally, but does not always, mean you will see windows and icons which can be clicked on to navigate programs and files.

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