• Discuss five devices that  are under control of operating system.
  • Discuss five functions of operating systems.
  • Highlight five  factors to consider when choosing an operating system.
  • operating system can be classified into three categories,name and explain and in each case give examples.
  • Computer software is classified into four groups name then and in each case give example.
  • In details discuss the three operating system structure. 
  • Expert Answers

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    (Kindly post each question separately). 

    Functions of operating system are:

    • Booting up the computer: is the process of starting the computer.
    • Management of attached devices, such as printer, speakers, mouse, keyboard, hard disk, etc. : these devices are nowadays plug-and-play and hence are automatically detected.
    • Management of system resources (or...

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    (Kindly post each question separately). 

    Functions of operating system are:

    • Booting up the computer: is the process of starting the computer.
    • Management of attached devices, such as printer, speakers, mouse, keyboard, hard disk, etc. : these devices are nowadays plug-and-play and hence are automatically detected.
    • Management of system resources (or hardware), such as memory, processing power, etc.: is required so that all the competing applications can get access to system's resources for timely and efficient completion. 
    • Provision of a user interface, such as command prompt or graphical user interface (GUI): interface is required for a user to interact with the system. Nowadays, most of the users use GUI, developers still use command prompt (such as DOS). Using the interface, we tell the system what we want (say, access music in the computer, or print a document, etc.). 
    • File and folder management system for storage, processing and retrieval of data by the system: One of the main uses of computer is storage and processing of data and to complete that efficiently, we need proper file management, a function that operating system carries out for us.

    Hope this helps. 

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