best alternative in the following: Q.1 In the relational modes‚ cardinality is termed as: (A) Number of tuples. (B) Number of attributes. (C) Number of tables. (D) Number of constraints. Ans: A Q.2 Relational calculus is a (A) Procedural language. (C) Data definition language. Ans: B Q.3 The view of total database content is (A) Conceptual view. (C) External view. Ans: A Q.4 Cartesian product in relational algebra is (A) a Unary operator. (B) a Binary operator. (C) a Ternary operator. (D) not defined
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Different Kinds of Input Devices Computers support various input and output devices to maximize functionality. An input device is any piece of hardware that provides data and controls various signals as they process through the computer. If a computer did not use any input devices‚ users would watch the activity‚ as opposed to interacting with it. Each type of input device serves its own purpose‚ ranging from a simple pointing device to a webcam. Have a question? Get an answer from Online Tech
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Transitional Devices (Connecting Words) Brought to you by the Purdue University Online Writing Lab at http://owl.english.purdue.edu Transitional devices are like bridges between parts of your paper. They are cues that help the reader to interpret ideas in the way that you‚ as a writer‚ want them to understand. Transitional devices help you carry over a thought from one sentence to another‚ from one idea to another‚ or from one paragraph to another with words or phrases. And finally‚ transitional
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PROJECT SYNOPSIS ON MICROCONTROLLER BASED ULTRASONIC DISTANCE MEASUREMENT ABSTRACT: The microcontroller based ultrasonic distance measuring device is a device used to calculate the distance between the ultrasonic transmitter/receiver and the object whose distance is to be measured. A microcontroller is used to calculate the delay time between the transmitted signal and the received signal. ULTRASONIC WAVES: Ultra means “beyond” and sonic means “sound”. Ultrasonic
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Master Thesis Electrical Engineering November 2011 Security Techniques for Protecting Data in Cloud Computing Venkata Sravan Kumar Maddineni Shivashanker Ragi School of Computing Blekinge Institute of Technology SE - 371 79 Karlskrona Sweden i This thesis is submitted to the School of Computing at Blekinge Institute of Technology in partial fulfillment of the requirements for the degree of Master of Science in Software Engineering. The thesis is equivalent to 40 weeks of full time studies.
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for simplicity‚ keeping a personal storage unit brings peace of mind. Knowing that your belongings are as safe as they are accessible allows you to breathe easy. For thirty years‚ Arctic Self Storage has been providing Anchorage‚ AK with affordable self storage options; family-owned and operated‚ they understand what the people of Anchorage hold dear. With 26 different sized units and climate-controlled storage options‚ there’s so much that Arctic Self Storage can help you keep: Large Furniture:
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Data Warehouses and Data Marts: A Dynamic View file:///E|/FrontPage Webs/Content/EISWEB/DWDMDV.html Data Warehouses and Data Marts: A Dynamic View By Joseph M. Firestone‚ Ph.D. White Paper No. Three March 27‚ 1997 Patterns of Data Mart Development In the beginning‚ there were only the islands of information: the operational data stores and legacy systems that needed enterprise-wide integration; and the data warehouse: the solution to the problem of integration of diverse and often redundant
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Cold Storage Operations Academic Group23 20th Jan 2010 Industry boundary Vertical scope: The below diagram depicts the key activities performed in a cold chain. Of these‚ packaging‚ precooling and cold storage are typically provided by the same player. These activities are together referred to as cold storage operations‚ and form the ‘vertical scope’ of our industry analysis. Horizontal scope: Cold chain logistics are used for a variety of products such as pharmaceuticals‚ dairy products
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insight into the usage of data warehousing and data mining techniques to enhance the productivity of the business. The study of the processes is analysed so as to get the need of adaptation according to inherent demands of these industries in near future. The main topics we are discussing here are: a) Data warehousing b) Data Mining c) ETL d) Data Mart An attempt has been made to analyse different ways of using these for the enhancement in the different field. Data warehousing and current
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Rhetorical Terms/Devices Figurative language is the generic term for any artful deviation from the ordinary mode of speaking or writing. It is what makes up a writer’s style – how he or she uses language. The general thinking is that we are more likely to be persuaded by rhetoric that is interesting‚ even artful‚ rather than mundane. When John F. Kennedy said‚ “Ask not what your country can do for you‚ ask what you can do for your country” (an example of anastrophe)‚ it was more interesting –
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