An operating system is a set of software programs‚ which manage computer hardware in a controlled fashion. The operating system controls the file-system‚ process management‚ memory management and peripherals. Multi-user operating systems are used on large mainframe computers. A mainframe computer system has one very powerful processing unit‚ which may contain many microprocessors. Many users will all share this processing unit. They use terminals (a keyboard and a monitor) to access the mainframe
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a German Term which stands for “Open systems and the corresponding interfaces for the Automotive Electronics in Motor Vehicle Distributed” [1]. This source is available for everyone and produced specification for three main components which are Operating System (OS)‚ Network Management (NM) and Communication for Automotive embedded systems to increase and improve the Software Portability and Reusability. This document only focuses on the OSEK operating system. Today automotive vehicles have very
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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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HW101 OPERATING SYSTEM FUNDAMENTALS (S2/16) Portfolio Activity 2 Activity 1(a): List of Virtualization System/Hypervisors! 1. LXC (Linux Containers): It is an operating system level virtualization machine on which you can run multiple isolated Linux systems using single Linux kernel on a control host. It provides you with cgroups functionality that allows limitation and prioritization of resources like CPU‚ memory‚ block I/O‚ network etc. without any need to start virtualization machine. For
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Introduction The purpose of this report is to prepare market analysis of Operating Systems for Smartphones. Over the last decade‚ mobile phones have become one of the major means of communicating both voice and data. Today‚ mobile phone is virtually a social necessity for most of us. Increase in computing power of mobile phones‚ improved bandwidth of wireless technologies‚ and internet technology have led to the introduction of Smartphone which provides greater levels of intelligence to its users
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LINUX vs. WINDOWS The debate on Windows vs. Linux is truly an on going one with no end in site. Regardless how you come at this juncture you are usually a UNIX supporter or a customer of Microsoft OS and products who are grateful for products of Microsoft. We will in the following paragraphs try to compare the advantages and disadvantages of these different systems. We will give a brief description on the cost of these products‚ what kind of market-share these two systems hold‚ the availability
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& Yoffie‚ pg. 21). While computer sales have more than doubled in the last 30 years‚ Apple Inc. has the lowest market share at 2.6% in 2007. II. Key Problems One of the key problems that Apple faced early on was competing with other operating systems (OS). Apple II’s OS was superior to Windows OS because it worked with many different computers‚ where Apple II’s OS only worked on Apple computers (Slind & Yoffie‚ pg. 2). In the early stages‚ Apple Inc. separated itself and was independent
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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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History of the Windows Operating System Rodney K. Gary March 4‚ 2012 Diana Merkel - Instructor Strayer University Microsoft Boots Up In the beginning of the 1970s‚ if we needed to copy a document or a secretary needed to produce a document over again for there supervisor they would likely us a carbon paper of some sort. Very few people even heard of microcomputers but Bill Gates and Paul Allen‚ two young computer enthusiasts saw a path to the future with personal
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1. Introduction: Gone are the days when operating systems meant Windows or Linux or Mac. In the present days operating systems also mean Symbian‚ Android‚ Windows Phone‚ iOS or Blackberry OS.A mobile operating system is the operating system which controls the mobile device like how Windows or Linux controls a desktop or laptop. Smart phones‚ PDAs‚ tablets are few devices which run on Mobile operating system. People use smartphones for many purposes. The basic needs of mobile phones have changed
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