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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Explain the purpose of an operating system Process Management A multitasking operating system may give the appearance that a lot of processes are running concurrently/simultaneously‚ this is not true as only one process can be executing at any one time on a single-core CPU‚ unless on a multi-core or similar technology. Processes are often called tasks in embedded operating systems. The function of the task or process is something that takes up time‚ as opposed to memory‚ which is ’something that
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The operating system that I have chosen is a particular service operation: the realisation of a music concert. As every other organisation that produce goods or services‚ it has a precise operating system‚ composed by a range of inputs‚ a transformation process and a final output. INPUTS - We must distinguish between two different kind of resources: transformed resources‚ that are the resources treated and transformed in some way‚ and transforming resources‚ that are the resources that act upon
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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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Strategic Management Journal‚ Vol. 15‚ 175-1 90 (I 994) TRUSTWORTHINESS AS A SOURCE OF COMPETITIVE ADVANTAGE JAY 6. BARNEY Fisher College of Business‚ The Ohio State University‚ Columbus‚ Ohio‚ U.S.A. MARK H. HANSEN College of Business Administration‚ Texas A & M University‚ College Station‚ Texas‚ U.S.A. Three types of trust in economic exchanges are identified: weak form trust‚ semi-strong form trust‚ and strong form trust. It is shown that weak form trust can only be a source of competitive
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History of Android Operating System Android‚ Inc. was founded in Palo Alto‚ California in October 2003 by Andy Rubin (co-founder of Danger)‚ Rich Miner (co-founder of Wildfire Communications‚ Inc.)‚ Nick Sears (once VP at T-Mobile)‚ and Chris White (headed design and interface development at WebTV) to develop. Google acquired Android Inc. on August 17‚ 2005‚ making it a wholly owned subsidiary of Google. Key employees of Android Inc.‚ including Rubin‚ Miner and White‚ stayed at the company after
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different ethnic backgrounds and different races” (# 13) 5. “I believe in multiculturalism because it adds to our strength” (# 16) 6. “Flying too high and fast to put down real roots or to feel a sense of belonging” (# 9) Personal comments about the story 1. We are all equal‚ excluding our cultural differences. 2. Be proud to be different. 3. Accept people for who they are. 4. Get involved in your community. 5. Appreciate what is offered to you. 6. Certain opportunities
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(Intro. To Operating Systems) Assignment: CSC 334 A – Project 1 Jae Hyung Chang Before I began on what type of “Operating System” I’ve researched I’ll start by explaining what an operating system is. An operating system 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
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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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Explain what network operating system you would suggest. After fulfilling all the requirements of hardware‚ we need to choose and install a network operating system (Network Operating System‚ NOS)‚ which manage and coordinate all network operations. The services to be undertaken by this network operating system are: • Support for files so they will‚ create‚ share‚ store and retrieve files‚ essential activities that NOS specializes providing a quick and safe. • Communications: All that is sent
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