companydirectorylist.com  Global Business Directories and Company Directories
Search Business,Company,Industry :


Country Lists
USA Company Directories
Canada Business Lists
Australia Business Directories
France Company Lists
Italy Company Lists
Spain Company Directories
Switzerland Business Lists
Austria Company Directories
Belgium Business Directories
Hong Kong Company Lists
China Business Lists
Taiwan Company Lists
United Arab Emirates Company Directories


Industry Catalogs
USA Industry Directories














  • Operating system - Wikipedia
    An operating system (OS) is system software that manages computer hardware and software resources, and provides common services for computer programs
  • Operating system (OS) | Definition, Examples, Concepts . . .
    operating system (OS), program that manages a computer’s resources, especially the allocation of those resources among other programs Typical resources include the central processing unit (CPU), computer memory , file storage, input output (I O) devices , and network connections
  • Operating System - Overview - Online Tutorials Library
    An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs
  • What is an operating system (OS)? - TechTarget
    An operating system (OS) is the program that, after being initially loaded into the computer by a boot program, manages all the other application programs in a computer The application programs use the OS by requesting services through a defined application program interface (API)
  • Operating System Tutorial - GeeksforGeeks
    An Operating System(OS) is a software that manages and handles hardware and software resources of a computing device Responsible for managing and controlling all the activities and sharing of computer resources among different running applications A low-level Software that includes all the basic fu
  • What is Operating System? Explain Types of OS . . . - Guru99
    An Operating System (OS) is a software that acts as an interface between computer hardware components and the user Every computer system must have at least one operating system to run other programs
  • What is an Operating System? - Computer Hope
    An operating system or OS is software installed on a computer's hard drive that enables the computer hardware to communicate and operate with the computer software Without a computer operating system, a computer and its other software would be useless
  • What is an Operating System (OS)? Definition, Types Functions
    What is an Operating System (OS)? An operating system (OS) is software that enables users to run other applications on a computing device The computer operating system acts as the interface between the hardware and software, managing system resources for the execution of installed programs




Business Directories,Company Directories
Business Directories,Company Directories copyright ©2005-2012 
disclaimer