Operating System UNIT - 1 Roadmap • What is an Operating System? • • • • • • • • Operating System Objectives/Functions The Evolution of Operating Systems Major Achievements Structuring methods Design of API’s Interrupts Device Organization User/System state Transition What is an Operating System? • A program that acts as an intermediary between a user of a computer and the computer hardware. OR • A program that controls the execution of application programs. • Kernel – the one program
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SCADA system in GASCO which is one of the biggest MIS in Egypt as it responsible for control natural gas all over Egypt. GASCO (Egyptian natural gas company)‚ is the greatest and the only company in Egypt responsible for transmition of natural gas all over Egypt starting from natural gas wells in seas or deserts and finally to the huge customers (i.e electrical power station‚ cement and steel factories) SCADA system A SCADA (or supervisory control and data acquisition) system means a system consisting
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types of information systems including but not limited to: Expert systems (Characteristics‚ advantages and disadvantages) Expert systems In artificial intelligence‚ an expert system is a computer system that emulates the decision-making ability of a human expert. Expert systems are designed to solve complex problems by reasoning about knowledge‚ like an expert‚ and not by following the procedure of a developer as is the case in conventional programming. The first expert systems were created in the
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most important systems in the body is the lymphatic system. One of many functions in the lymphatic system is to cleanse leaked plasma of bacteria and other foreign substances and return it to the blood stream. This also acts as a surveillance system for immune system cells. Another function of the lymphatic system is to stop or slow pathogen entry‚ prevent disease-causing microorganisms from spreading and to strengthen the response of the immune system. Also‚ the lymphatic system protects against
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Operating system ABCs An operating system‚ or OS‚ is a software program that enables the computer hardware to communicate and operate with the computer software. Without a computer operating system‚ a computer would be useless. Operating system types 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
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method knowing that computerized system is just there waiting for them to take advantage of. There are several reasons that are forcing them to be stuck with to this traditional system. One of these is illiteracy; no one in this world is unable to understand and adapt to the computerized system if it will be properly introduced and taught. Another one is being doubtful with the system; they believe that manual system can perform less error than an automated system. But as the years goes by‚ a number
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Distributed System Lecturer: Mr. A. Gamundani Assignment: 1 Due Date: 23 September 2013 QUESTION 1 a) Differentiate between loosely coupled systems and tightly coupled systems. [6] Tightly coupled systems Loosely coupled systems Multiprocessor
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expects to be able to open by double-clicking the document’s icon. In order to keep track of the files and stay organized‚ file management system has become a major strategic factor in companies’ development. It is important to get the right information circulated to the right people‚ as efficiently as possible‚ yet still keep it secure. File management system provides a way for companies to organize their information‚ in all its forms‚ in one place. OVERVIEW OF THE
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Computing and Systems Development Unit Code & Title : L/601/0446– Unit 02 - Computer Systems (No 1 of 1) Assessment Title & No’s : Learning outcomes and grading opportunities: LO 01:Understand the function of computer systems | Learning Outcomes | LO1.1 | LO1.2 | LO1.3 | | | | | LO 02: Be able to design computer systems | Learning Outcomes | LO2.1 | LO2.2 | | | | | | LO 03: Be able to build and configure computer systems | Learning
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Kayla Burkette The Lymphatic System The lymphatic system is one of the most important systems in our body. It is critical to our body’s ability to detoxify‚ nourish and regenerate tissue‚ filter out metabolic waste and inorganic material‚ and maintain a healthy immune system. The system is a vascular network of tubules and ducts that collect‚ filter‚ and return lymph to blood circulation. Lymph is a clear fluid that comes from blood plasma‚ which exits blood vessels at capillary beds. This fluid
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