Information Technology | Unit number + Title | 2. Computer Systems | Assignment number + Title: | 1. Decoding the Jargon | Assessment Criteria: | P1 P2 M1 | Purpose / Aims (learning outcomes) | LO1 Understand the components of computer systemsP1 Explain the function of computer hardware componentsP2 Explain the purpose of operating systemsM1 Compare the features and functions of different operating systems | Introduction (Scenario) | You have been approached by
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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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vision of the future sparks up with the new technologies of cloud computing. A new perspective towards how files‚ pictures‚ documents are shared‚ accessed and modified over the World Wide Web. In this we take a look at the architecture of cloud computers‚ identify and explain the different layers from client to host. It also discusses how we will be able to design‚ implement‚ develop and innovate in the future with cheaper costs‚ better efficiency by the use of powerful systems on the cloud almost anytime
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they’re particularly useful. Almost nobody picks them up unless it’s in the hope that the face of the long-deceased Abraham Lincoln might bring them good fortune of some odd sort. Thieves don’t scrounge around people’s pockets for pennies‚ and then have the person call the police for their missing penny. When most people say that they want to keep the penny‚ most of the time it will simply be an infantile argument about the baseless need to keep the penny just because it’s always been that way. Just
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DESKTOP PUBLISHING RESEARCH ACTIVITY TABLE OF CONTENTS Title-----------------------------------------------------------------------------------------------1 Table of Contents----------------------------------------------------------------------------2 Word processor history-------------------------------------------------------------------3 Desktop Publishing-------------------------------------------------------------------------4 Basic Phase in DTP-------------------------------------------------------------------------5
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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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Mac OS X Security Configuration For Mac OS X Version 10.6 Snow Leopard K Apple Inc. © 2010 Apple Inc. All rights reserved. The owner or authorized user of a valid copy of Mac OS X software may reproduce this publication for the purpose of learning to use such software. No part of this publication may be reproduced or transmitted for commercial purposes‚ such as selling copies of this publication or for providing paid-for support services. Every effort has been made to ensure that the information
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from the Dock in either a fan or a grid. To open a file in a stack‚ click the file once. Mac OS X Lion includes two premade stacks called Documents and Downloads. You opened this file from the Documents stack. The Documents stack is a great place to keep things like presentations‚ spreadsheets‚ and word processing files. You can drag files to the stack or save them to the stack from an application. Stacks automatically display their contents in a fan or a grid based on the number of items in the stack
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until it has finished its execution‚ its burst time = 6. You add this burst time = 6 onto the total which was calculated above when P1 was executed (which was time = 3)‚ so the new total is time = 3 + 6 = 9 (running total 2). Now‚ with executing up to time = 9 so far‚ you look through the list of arrival times in the arrival column above‚ you will see that not only is P3 ready but a shorter job‚ P4‚ arrived while P2 was executing as well‚ so among the two waiting processes‚ P4 will be chosen as
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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 takes up space or
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