Executive summary Operating system and productivity software The publishing industry is mainly composed of companies developing and distributing operating systems and productivity software for computers and servers. According to the IBIS World Industry Report 2013, "The operating system is an interface for interacting with computer users, productivity software includes basic applications such as word processors, spreadsheets, and slide creation tools." The US dollar industry revenue will reach US $ 53.6 billion at an annual growth rate of 8% (IBIS 2012).
System software is software on a computer designed to control and use computer hardware. There are mainly two types of system software. Operating system and software installed with operating system, also called utility software. Operating system and utility software usually depend on each other to function properly. Allow users to create documents (eg Microsoft Word), edit photos (eg Adobe Photoshop), browse the internet (eg Microsoft Internet Explorer) or check their email (eg Microsoft Outlook) Software to be considered is an application. The system software does not include direct interaction with computer hardware or operating system functions, but may require the use of one or more hardware components to function properly.
1.0 INTRODUCTION An operating system (OS) is a software program that manages computer hardware resources and software resources. The operating system is the basic component of the computer system's system software. An operating system program makes system resources available to users, to the user's application, and to other applications running on the computer. - Wikipedia defines the operating system as a collection of software that manages computer hardware resources and provides public services to computer programs. The most common operating system in the world is Microsoft. On 20th November 1985, Microsoft unveiled Windows. By accounting for over 90% of the global PC market share, Microsoft overcame other operating systems such as the MAC operating system quickly.
The operating system is the underlying software for running a computer. The first Microsoft released operating system product was the Unix version called Xenix released in 1980. Xenix was later used as the basis for Microsoft 's first word processor, Multi - Tool Word. The words of Microsoft's predecessor. The first very successful operating system by Microsoft was the MS-DOS or Microsoft disk operating system Microsoft wrote for IBM in 1981, based on Tim Paterson's QDOS. In this century's trading, Bill Gates only approved MS-DOS to MS. By retaining the rights to the software, Bill Gates brings tremendous benefits to Microsoft and Microsoft became a major software vendor.