Chapter-1: Exercise Solution 1.1 In a multiprogramming and time-sharing environment‚ several users share the system simultaneously. This situation can result in various security problems. a. What are two such problems? b. Can we ensure the same degree of security in a time-shared machine as in a dedicated machine? Explain your answer. Answer: a. Stealing or copying one’s programs or data; using system resources (CPU‚ memory‚ disk space‚ peripherals) without proper accounting. b. Probably not‚ since any
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Software Systems CA History and development of Operating Systems Table of contents Page 1 : Contents Page 2 : Introduction Page 2-3 : History of Operating Systems Page 3 : Timesharing and Multiprogramming 1960s Page 4 : The personal computer era Page 4-5 : The Significant types of Operating Systems Page 5-6 : The Functions of Operating Systems Page 7 : Why OS is so critical Page 7 : Conclusion Page 8 : Bibliography Introduction "Operating Systems have earned the reputation for being
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The Components of an Information System A system is a group of components that work together to achieve a purpose. There are five components that make up an information system. The five components are Hardware‚ Software‚ Data‚ Procedures‚ and People. These five components make up every information system from the smallest system to the most complex system. The first component is the hardware‚ which are electronic components and related gadgetry that input‚ process‚ output‚ store‚ and communicate
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Answer Scheme for Test 2 Operating System 1. a) What is synchronization? (1m) - Synchronization is an act of ensuring that independent processes/threads begin to execute a designated block of code at the same time b) How does a race condition happen? (2m) - Incorrect timing in accessing same shared resource c) Explain TWO possible solutions of handling critical section?(2m) - Disabling interrupt prevents processes/threads to be in the critical section at the same logical time - Software solution
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is a dynamic process consisting of various elements and activities. These activities are different from operative functions like marketing‚ finance‚ purchase etc. Rather these activities are common to each and every manger irrespective of his level of status. Different experts have classified functions of management. According to George & Jerry‚ “There are four fundamental functions of management i.e. planning‚ organizing‚ actuating and controlling”. According to Henry Fayol‚ “To manage is to forecast
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Inc.‚ registered in the U.S. and other countries. Apple Remote Desktop‚ Finder‚ and QuickTime Broadcaster are trademarks of Apple Inc. MobileMe is a service mark of Apple Inc. Adobe and PostScript are trademarks or registered trademarks of Adobe Systems Incorporated in the U.S. and/or other countries. The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG‚ Inc. and any use of such marks by Apple is under license. Intel‚ Intel Core‚ and Xeon are trademarks of Intel Corp
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What is the need of Operating System in a Computer? Explain the facilities provided by an operating system to its users. Also explain the services that are offered by the Operating System Ans: An operating system is an essential software component of a computer system. The basic objectives of an operating system are to make the computer system convenient to use and to utilize computer hardware in an efficient manner. We can define an operating system as a large collection of software‚ which manages
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responsible for skin and hair colour are in the cytoplasm. These chemicals are the basic living materials that a cell needs. Organelles are the various components of a cell with a specific structure and function and are linked to miniature organs. These include: Mitochondria: These are small components within cells that perform different important functions in order to keep the body healthy. They make the energy that cells need to do to work correctly. An example of this is brain cells which need a large
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Microsoft Network Operating System l Research Assignment Part 1 Part 1: 1. Why does Windows Server 2008 come in different versions? Just as with consumer-oriented versions of Windows‚ Windows Server 2008 comes in several different varieties to accommodate features useful to different types of users. Large businesses are willing to pay dearly for operating systems that support dozens of processors and thousands of users‚ but a small business would loathe having to pay the same price when all they
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Royal Dutch and Shell Transport and Trading. Multinational companies have to “engage in business practices to avoid negative consequences to their stakeholders” (Cullen‚ & Parboteeah‚ 2011‚ pg. 127). Multinational companies have to retain basic rights such as: pursuing fair profits and indicating duties provide equal wages for the employees. Prescriptive ethics is to direct multinational managers what they should and should not do. However‚ Chapter 1 in the text “Royal Dutch Shell in Nigeria: Operating
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