following commands enables you to find the duplicate entries? Answer: c. uniq 6. Your friend is using the command comm entryfile‚ but is getting an error message. What is the problem? (Choose all that apply.) Answer: d. It is necessary to specify two files when you use the comm command. 7. Your boss is trying to import the customers file into her spreadsheet program‚ but the data goes into the spreadsheet incorrectly. This is because the fields are separated by dashes (-)
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Toward a Cloud Operating System Fabio Pianese Peter Bosch Alessandro Duminuco Nico Janssens † Thanos Stathopoulos Moritz Steiner Alcatel-Lucent Bell Labs Service Infrastructure Research Dept. †Computer Systems and Security Dept. {firstname.lastname}@alcatel-lucent.com Abstract—Cloud computing is characterized today by a hotchpotch of elements and solutions‚ namely operating systems running on a single virtualized computing environment‚ middleware layers that attempt to combine
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Definition of Operating System: An Operating system is a program that controls the execution of application programs and acts as an interface between the user of a computer and the computer hardware. Need of an operating system: When a program written in a high level language is executed by a computer‚ the following steps are followed… The compiler to translate the program is loaded in the memory. The source program is read and loaded in the memory. The source program is compiled into object program
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1. Introduction: An operating system (OS) 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. For any computer to function‚ it must have an operating system (OS). A powered computer with no operating system will only display coded text messages only understandable to the computer
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Technology II-C Passed to: Mrs. Maryjes Calades Operating system examples As computers have progressed and developed so have the operating systems. Below is a basic list of the different operating systems and a few examples of operating systems that fall into each of the categories. Many computer operating systems will fall into more than one of the below categories. GUI - Short for Graphical User Interface‚ a GUI Operating System contains graphics and icons and is commonly navigated by
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Operating System Comparisons PRG/355 February 4‚ 2013 Operating System Comparisons Table of Contents Introduction 3 Memory Management 3 Process Management 6 File Management 7 Security 8 Conclusion 9 References 11 Introduction An operating system (OS) is software that manages the hardware and software resources of a computer system. Basically an OS is a set of libraries or functions which programs may use to perform specific tasks relating to interfacing
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This page intentionally left blank Operating Systems in Depth This page intentionally left blank OPERATING SYSTEMS IN DEPTH Thomas W. Doeppner Brown University JOHN WILEY & SONS‚ INC. vice-president & executive publisher executive editor executive marketing manager production editor editorial program assistant senior marketing assistant executive media editor cover design cover photo Donald Fowley Beth Lang Golub Christopher Ruel Barbara Russiello Mike Berlin
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Research report on Mobile Operating systems FINAL PAPER This paper provides detailed information about the various features of two major mobile operating systems i.e Android and the iOS. This paper also compares and contrasts their applications from the system and the user point of view 2012 TABLE OF CONTENTS 1) General Introduction 2) Introduction to Android OS 2.1)
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Chapter 7 Exercise #3 – Given a disk pack with 10 platters yielding 18 recordable surfaces… A = Rotational speed = 10ms B = Transfer rate = 0.1ms/track C = Density per track = 19‚000 bytes D = Number of records to be store = 200‚000 records E = Size of each record = 160 bytes F = Block size = 10 logical records G = Number of tracks per surface = 500 a) Number of blocks per track: (C) / (E*F) 19‚000 / (160*10) 19‚000 / 1600 11.875 11 BLOCKS b) Waste per track: C – (E*F*11)
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Linux? Which parts of the Linux operating system did each provide? Who else has helped build and refine this operating system? GNU stands for "GNU’S Not Unix"‚ and it was designed to be a UNIX-like operating system developed by Richard Stallman. Linux is the name of operating system kernel developed by Linus Torvalds. GNU’s tools aside the Linux kernel make the operating system known as “Linux” aka “GNU/Linux”. Thousands of people helped refine the operating system online. Chapter 2 1. Briefly
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