Respuesta :

Answer:

An operating system has three main functions: (1) manage the computer's resources, such as the central processing unit, memory, disk drives, and printers, (2) establish a user interface, and (3) execute and provide services for applications software

Explanation:

Explanation:

An operating system has three main functions they are:

  • manage the computers resources such as the central processing unit, memory, disk drive and printers.
  • establish a user interface
  • execute and provide services for applications software.

thus both establish a user interface and execute software.

Functions of operating systems are:

  1. security
  2. job accounting
  3. device management
  4. processor management
  5. memory management
  6. error deleting aid.
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