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1. SPECIAL NEEDS TECHNOLOGY WINDOWS VS MAC OS ANDROID
2. SPECIAL NEEDS TECHNOLOGY WINDOWS VS MAC OS SOFTWARE

Types of existing operation system for computers or Smartphone are included UNIX, Microsoft Windows, Linux, Mac OS, IOS, Android and etc.

SPECIAL NEEDS TECHNOLOGY WINDOWS VS MAC OS SOFTWARE

2.0 Operating SystemĪn operating system is the essential software of every computer. In this chapter, we describe the concept of virtual memory and the main implementation schemes. Virtual memory addresses the problems of sharing limited memory through architectural and OS software mechanisms that hide the presence of physical memory and present instead an abstract view of main memory to all applications. This situation is not likely to change anytime soon as new applications, especially those using sound, graphics, and video, are capable of utilizing all the memory available. While the size of memory has been increasing steadily and modern CPUs now use long address fields capable of generating very large address spaces, the amount of memory available and actually installed in most computers remains a limiting factor. Managing main memory, especially if it needs to be shared among multiple concurrent tasks or different users, is a challenging problem. There are three user interface included command-line interface, menu-driven interface and graphical user interface. Operating system provides one or more interface for user to control the computer. Operating system is the chief of software which maintains all the activities hardware and software, and make sure they are work properly. To make a basic computer work, a system program called Operating System is required. Hardware and software must be work together in a computer. Hardware is the physical medium of a computer while software is a series of instructions in non-physical form. 1.2 Operating SystemĬomputer is an electronic device that consists of hardware and software.

However, desktop and laptop computers that most people use that can often used to refer to the computer. Computer is very important in this world for everyone. Nowadays, every family also will have a least 1 computer. Computer will based on the program and manipulates it for some result. Computer gives sequence of instructions on the data and how the data is to be processed. Information is in the digitalized data form. Any opinions, findings, conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of Essa圜ompany.Ī computer is an electronic device that people used to accept information. Please click this link to view samples of our professional work witten by our professional essay writers.