Function of O/S

Function of O/S

1. Helps to smoothen the process, ensure and manages stability.

2. User Management:

   • To have more than one user; able to create multiple user accounts with its own privilege.

3. Hardware Management:

   • Components of computer, e.g.: hard disk, webcam, mouse printer.
   • Thumbdrive is the right term x Pendrive.
     • USB (Universal Serial Bar) Port (Jetty) - connect devices that suit the USB port.
       • When USB is inserted, it is installing a driver.
         • Driver - program that allows computer to recognize external device.

4. Network Management:

   • Few computers linked together.
   • Local Area Network. - INTI's WIFI linked to own computer.
     • Public Wii Network. - PC to open Facebook.
       • Private Network. - Bluetooth sharing.

5. Task Management:

   • The more the services running, the more power it is taking to process.
     • The speed of the computer depends on the services that is running.
       • Software that can be stopped: smartcard, telephony, fax, printing, etc.

6. System Update Management:

   • Fixes problem in the operating system.
   • E.g.: Windows Update.
   • Hackers know how to hack the old system (dangerous).

7. Boot Management:

   • Start/boot up a computer.
   • Cold boot:
     • Start a computer when it is completely shut down.
   • Warm boot:
     • Restarting the computer when it is already switches on.
     • E.g.: Due to installation of apps, it requires a restart.