Main functions of an operating system


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An operating system is a program that acts as an intermediary between a user of a computer and the computer hardware.

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Main functions of an operating system are:

  1. The operating system is an interface between the user and the computer
  • provides access to the to the utility programs such as editors, debuggers, etc.
  • starts the execution of the programs
  • provides low level I/O routines to the user
  • controls access to the files
  • provides access functions for the protection of the resources and data from unauthorized users
  • detects errors such as memory error, device failure, arithmetic overflow, etc. and provides error handling routines
  • collects performance statistics

 

  1. The operating system manages the resources of the system
  • controls and allocates resources

System resources are memory, CPU, I/O devices, etc.

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We, at BMS.co.in, believe in sharing knowledge and giving quality information to our BMS students. We are here to provide and update you with every details required by you BMSites! If you want to join us, please mail to contact@bms.co.in.

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