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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to be processed by the CPU Body In all the operating systems‚ schedulers are a critical component of the CPU to getting processes done. Allowing fairness between processes that need to be completed and give over all optimal efficiency to the end user. User perceived performance is a critical part of the scheduler‚ this how efficient the systems seems to the human user. All processes deserve fairness in which they receive access to systems resources. This is exemplified by the round robin scheduling
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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 from other competitors. In later years‚ they created a parallels program that allowed Microsoft to
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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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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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Networking Operating Systems: Analysis and Comparison There are several Network Operating Systems available to the public. The three most common are Windows Server 2003‚ Novell NetWare‚ and Unix based systems such RedHat Linux .Each one of these operating systems have unique advantages as well as sharing many common features with each of the other operating systems. Microsoft Server 2003 is one of the most popular network operating systems on the market today. Microsoft 2003 offers a host benefits
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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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NTFS (New Technology File System) This system was developed by Microsoft. For the first time‚ it was included in Windows NT 3.1. Since then‚ it is default system used in windows NT. NTFS has many advantages over other systems like FAT and HPFS such as improvements in metadata‚ it used advanced data structures‚ and disk space utilization‚ reliability‚ and additional extensions‚ such as file system journaling and security access control lists (ACL). In the mid-1980s‚ IBM and Microsoft formed a
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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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Riordan Windows Operating System Upgrade SR-rm-006 Learning Team A Kevan Burton‚ Elizabeth Oshiro‚ Adam Steward‚ Jens Walker University of Phoenix POS/421 – Windows Server Networking Lydia Bell January 11‚ 2009 Riordan Windows Operating System Upgrade Riordan Manufacturing is a global manufacturing company of custom plastic products. Riordan has headquarters located in San Jose‚ California and additional plant locations in Albany‚ Georgia; Pontiac‚ Michigan and Hangzhou‚ China. Each of
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