Running Head: Operating Systems - Linux Operating Systems - Linux Prepared by Jackie Riddick University of Phoenix November 18‚ 2007 Operating Systems - Linux Brief History. Linus Torvalds created the Linux operating system in 1991 while he was still a student at the University of Helsinki in Finland. He developed and released the Linux kernel under the GNU General Public License so that its source code would be free to all and others could modify it to meet their specific needs. The
Premium Linux Operating system Free software
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
Premium Unix
their operating systems. Just like a PC can run different operating systems (like Windows‚ Linux‚ BSD etc.) or different versions of the same operating system (like Windows XP‚ Windows Vista‚ Windows 7 etc.)‚ most smartphones can also run different versions of the operating system they were made for and in exceptional cases‚ they might even be able to run operating systems they weren’t made for. They can be classified in the following manner. 1. Manufacturer-built proprietary operating systems •
Premium Operating system Smartphone Microsoft Windows
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
Premium Cloud computing Grid computing
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‚ modifiability
Premium Unix
2050243-MAJOR IX MODERN OPERATING SYSTEM 1. The operating system is the most important program that runs on a computer. Every general-purpose computer must have an operating system to run other programs. Operating systems perform basic tasks‚ such as recognizing inputfrom the keyboard‚ sending output to the display screen‚ keeping track of filesand directories on the disk‚ and controlling peripheral devices such as disk drives and printers. 2. The kernel is a program that constitutes the
Premium Operating system
Which companies are operating sweatshops? Many of the companies directly running sweatshops are small and don’t have much name recognition. However‚ virtually every retailer in the U.S. has ties to sweatshops. The U.S. is the biggest market for the garment industry and almost all the garment sales in this country are controlled by 5 corporations: Wal-Mart‚ JC Penney‚ Sears‚ The May Company (owns and operates Lord & Taylor‚ Hecht1s‚ Filene1s and others) and Federated Department Stores (owns and operates
Premium Sweatshop Department store Wal-Mart
Operating System Security Abstract Information systems are now becoming the social infrastructure so it is necessary to improve the security level because of privacy and data theft. One of the important issues which have to concern in the security of cyberspace is the security of operating system. This paper helps us to know about the security of most commercial Operating system like UNIX and Microsoft windows which are widely using in whole world. Introduction Computer system from
Premium Operating system Computer security Security
as mangers believe a new operating system should replace the old system since its not working well. Challenges include problem with communication effectiveness‚ management of information system (MIS)‚ computer parts supply issues‚ computer’s processing speed and computer failure. Problem statements‚ goals and objectives of the company should be clearly stated. After a group of top managers and senior directors have agreed on a strategic plan focusing solely on the system problems and other challenges
Premium Microsoft Windows Windows 2000 Windows Vista
STUDENT’S MANUAL TO ACCOMPANY OPERATING SYSTEM CONCEPTS SEVENTH EDITION ABRAHAM SILBERSCHATZ Yale University PETER BAER GALVIN Corporate Technologies GREG GAGNE Westminster College Preface This volume is a student’s manual for the Seventh Edition of Operating System Concepts‚ by Abraham Silberschatz‚ Peter Baer Galvin‚ and Greg Gagne. It consists of answers to the exercises in the parent text. Although we have tried to produce a student’s manual that will aid all of the users
Premium Operating system