The uniqueness of UNIX The features that made UNIX a hit from the start are: Multitasking capability Multi-user capability Portability UNIX programs Library of application software Security 1. Multitasking Capability Many computers do just one thing at a time‚ as anyone who uses a PC or laptop can attest. Try logging onto your company’s network while opening your browser while opening a word processing program. Chances are the processor will freeze for a few seconds while
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overview of Unix operating system. It starts by presenting a brief history of the early development of Unix. It concentrates on main aspects of Unix operating system. Key concepts covered are interactive multi-user operating systems‚ the design objectives of Unix‚ file-store organization‚ text processing and programming‚ the role of C programming language with regard to portability and reliable system software‚ process control (signals and fork)‚ error logging and recovery from system failures‚
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What are The Three Important Parts Of Unix Operating System‚ Explain Them? Answer: UNIX is an operating system which was first developed in the 1960s‚ and has been under constant development ever since. It is a stable‚ multi-user‚ multi-tasking system for servers‚ desktops and laptops. The UNIX operating system is made up of three parts; the kernel‚ the shell and the utilities (programs). THE KERNEL: The kernel of UNIX is the hub of the operating system: it allocates time and memory to programs
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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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(K.J.S.I.E.I.T SION MUMBAI) Operating System CHAPTER 1 CHAPTER 2 CHAPTER 3 CHAPTER 4 CHAPTER 5 CHAPTER 6 CHAPTER 7 CHAPTER 8 CHAPTER 9 CHAPTER 10 CHAPTER 11 CHAPTER 12 CHAPTER 13 CHAPTER 14 CHAPTER 15 SYSTEM SOFTWARE FUNDAMENTAL OF OPERATING SYSTEM PROCESS MANAGEMENT THREAD MANAGEMENT CONCURRENCY CONTROL DEADLOCK MEMORY MANAGEMENT VIRTUAL MEMORY I/O HARDWARE I/O SOFTWARE SECONDARY STORADE MANAGEMENT FILE SYSTEMS PROTECTION SECURITY LINUX SYSTEM CHAPTER 1 SYSTEM SOFTWARE Unit Structure 1.0
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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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INTRODUCTION TO WINDOWS AND UNIX OPERATING SYSTEMS: WINDOWS: Windows is a line of operating systems produced by Microsoft for use on personal computers‚ including home and business desktops‚ notebook computers‚ and media centers. Windows Vista is a line of operating systems developed by Microsoft for use on personal computers‚ including home and business desktops‚ laptops‚ Tablet PCs‚ and media center PCs. Windows Vista contains many changes and new features‚ including an updated graphical
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Carlson This paper will discuss three main operating systems‚ Windows‚ Linux‚ and OS X. All three of these operating systems have features which are unique unto themselves. Although there may be arguments as to which one of these three operating systems is better it really all comes down to what features are needed for each user. This paper will describe the features that each of these operating systems has to offer. First‚ Microsoft Windows. Microsoft began its dominance in the early 80s by developing
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Xenix- a discontinued Unix operating system What is Xenix? Xenix is an operating system‚ which supports a computer’s basic functions. It is a discontinued version of Unix‚ a set of operating systems. Xenix was created by Bell Labs‚ which was part of the Bell System‚ and was owned by AT&T. Due to an antitrust case‚ which aimed to prevent AT&T from gaining control of the market‚ they were initially forbidden from entering the computer market. This meant that they were unable to sell Unix directly to customers
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Microsoft Corporation is an American multinational software corporation headquartered in Redmond‚ Washington that develops‚ manufactures‚ licenses‚ and supports a wide range of products and services related to computing. The company was founded by Bill Gates and Paul Allen on April 4‚ 1975. Microsoft is the world’s largest software maker measured by revenues.[3] It is also one of theworld’s most valuable companies.[4] Microsoft was established to develop and sell BASIC interpreters for the Altair
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