Computer Fundamentals OCR Computing F451 Bhavesh V Tailor 3.1.1 COMPONENTS OF A COMPUTER SYSTEM a. Define the terms hardware‚ software‚ input device‚ storage device and output device HARDWARE The physical components that make up a computer system SOFTWARE The computer programs/set of instructions that tell the computer what
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mobile computing MOBILE COMPUTING UNIT - I Introduction to Mobile Communications and Computing : Mobile Computing (MC) : Introduction to MC‚ novel applications‚ limitations‚ and architecture. GSM : Mobile services‚ System architecture‚ Radio interface‚ Protocols‚ Localization and calling‚ Handover‚ Security‚ and New data services. UNIT - II (Wireless) Medium Access Control : Motivation for a specialized MAC (Hidden and exposed terminals‚ Near and far terminals)‚ SDMA‚ FDMA‚ TDMA‚ CDMA. UNIT
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concept of cloud computing and cloud services‚ and we introduce layers and types of cloud computing. We discuss the differences between cloud computing and cloud services. New technologies that enabled cloud computing are presented next. We also discuss cloud computing features‚ standards‚ and security issues.We introduce the key cloud computing platforms‚ their vendors‚ and their offerings. We discuss cloud computing challenges and the future of cloud computing. Cloud computing can be defined
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History of Cloud Computing The term “cloud computing” was most probably derived from the diagrams of clouds used to represent the Internet in textbooks. The concept was derived from telecommunications companies who made a radical shift from point-to-point data circuits to Virtual Private Network (VPN) services in the 1990s. By optimizing resource utilization through load balancing‚ they could get their work done more efficiently and inexpensively. The first time the term was used in its current
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April 29‚ 2013 Psy/270 Dean J. Marzofka Appendix A-2: The first checkpoint submission in this course is designed to make sure you are all aware of some key components in this class‚ i.e. policies‚ academic integrity‚ citing and referencing. For some of you‚ much of this may be old stuff - that just means this will be an easy set of points to earn. For some of you this may be relatively new information. If you do not know this information it can result in substantial point loss during the
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Part A: Cloud Computing What is cloud computing? Cloud computing allows people to log into a web based service which hosts applications‚ programs or document. Imagine your job at a big corporation is to make sure every single computer in the company has the right software to work. Buying applications and programs for every single computer can be costly. Cloud computing solves that problem. You’d only have to install one application to ensure the employees can access to the “cloud”. The “cloud”
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Cloud Computing Bhavin D. Tank (S.Y.B.Sc. (IT)) College of Computer Science and Information Technology‚ Junagadh Ph. +91 - 93282 96802 E-mail: tank.infotech@yahoo.com ABSTRACT: This white paper is an introduction to the terms‚ characteristics‚ and services associated with internet-based computing‚ commonly referred to as cloud computing. Also introduced are the benefits and challenges associated with cloud computing‚ and for those seeking to use communications services in the cloud‚ briefly
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C OV ER F E AT U RE Cloud Computing in Taiwan William Cheng-Chung Chu and Chao-Tung Yang‚ Tunghai University‚ Taiwan Chih-Wei Lu‚ Chih-Hung Chang‚ and Juei-Nan Chen‚ Hsiuping University of Science and Technology‚ Taiwan Pao-Ann Hsiung‚ National Chung Cheng University‚ Taiwan Hahn-Ming Lee‚ National Taiwan University of Science and Technology‚ Taiwan Cloud computing is changing the computing environment: scalable‚ virtualized resources are increasingly provided as services over the Internet
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Axia College Material Appendix J I/O and Multimedia Devices As a computer technician‚ you must be familiar with a wide range of input/output (I/O) devices‚ including keyboards‚ mice‚ monitors‚ biometric devices‚ projectors‚ cameras‚ and video cards. Before you attach any of these to a computer system‚ you must first research which I/O devices and expansion cards are best suited for your computer’s configuration; for example‚ it is common to find more than one video card in high-end PCs‚
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ISOM4100 Case 2 Cloud Computing Lau Lee Sho 10048464 1. Public cloud Private cloud Hybrid cloud Performance Low to medium Very good Good Security Good‚ depends on security measures of the service provider Most secure‚ as all storage is on-premise Very secure‚ integration options add an additional layer of security Reliability Medium‚ depends on Internet connectivity and service provider availability High‚ as all equipment is on-premise Medium to high‚ as cached
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