Unit 3: Operating Systems Objectives: Define the term software Differentiate between system software and application software Define the terms operating system and utility program Identify the types of operating systems Explain the boot process of a computer Describe the functions of an operating system Identify common utility programs Software‚ also called a program‚ consists of a series of related instructions‚ organized for a common purpose‚ that tells the computer what tasks to
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Military Computer Systems History : By Bilal At the outset of computer engineering development in the USSR in the 1950s the main attention was concentrated on the creation of computers which could solve complex mathematical problems. Computers then were stationary and intended for successive or batch problem solution irrelatively to the real time and dynamic parameter changes. Later the machines formed the most widespread class of universal computers for various applications. By the late
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INTRODUCTION Computer systems are a very important part of our world today and are seen almost anywhere. It has got to that stage where computer systems are a part of pretty much all we do. In this same sense‚ anybody who has no computer knowledge whatsoever would be regarded as an illiterate in full years to come and with this regard; we can say that not having any knowledge of computers is like not attending a school at all. This article explains how and where computer systems are important to
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Introduction to Operating System:- Computer is a somewhat complex machine. The world has become accustomed to so many choices. One of the major choices in the modern era is the “Operating System (OS)”. Operating systems are the central software component to any computer. The main brands of operating system are; Windows Mac OS‚ Sun Solaris‚ UNIX‚ DOS and Linux. Each brand has its own take on what makes up an operating system. Windows is the most commonly used operating system around the world. The most
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October 2012 Evaluating a Computer System Judging the effectiveness of a computer system has taken on a new dimension in the past few years‚ if for no other reason than the wide range of computer systems from which the user can select. It is‚ therefore‚ important that we investigate the criteria that should be considered in making this important decision. Probably the obvious criterion to be considered when one purchases a computer system is speed. The value of a computer is directly related to its
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"The Use of Computers in the Educational System" The processing and uses of information are undergoing an unprecedented technological revolution. Not only are machines now able to deal with many kinds of information at high speed and in large quantities but also it is possible to manipulate these quantities of information so as to benefit from them in entirely novel ways. This is perhaps no where truer than in the educational system. The computer makes the individualization of instruction
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wide knowledge management systems? Explain how this can assist a business in your country. (6 marks) 4. The decision making process involves four (4) different stages. Explain the different stages of decision making and how it can be applied to your country. (6 marks) 5. Hackers and computer crime has been on an increase worldwide. Explain how you can protect your workplace or school from malicious attacks. (6 marks) 6. There are a number of intelligent systems for decision support based
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Computer systems failure ContingenCy planning second edition Cihan Cobanoglu‚ ph.D.‚ stephen Blasik‚ and mark g. Haley‚ CHtp a technology primer Developed by the american Hotel & lodging association’s technology and e-Business Committee funded by the american Hotel & lodging educational foundation www.ahla.com 88127NEI02ENGE PP-3465 This guide was written by Mark Haley‚ revised and updated by Cihan Cobanoglu‚ Ph.D.‚ Stephen Blasik‚ and Mark Haley and developed by the Technology and
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An operating system (OS) is a collection of software that manages computer hardware resources and provides common services for computer programs. The operating system is a vital component of the system software in a computer system. Application programs usually require an operating system to function. For any computer to function‚ it must have an operating system (OS). A powered computer with no operating system will only display coded text messages only understandable to the computer itself as the
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2013 Computer Distributing System A computer distributing system consists of a lot of computers that are linked in one computer network (Ihorkuz and Gernot). The computer network where all the computers are linked‚ gives them the permission to computers to share benefits from the system hardware‚ software and data. The computers that are in a distributed system can be close and connected by a local network‚ geographic network‚ and connected by a wide area network. We use the computer distributing
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