Misty Moore September 23‚ 2014 PT2520 Unit 1 Exploring Programming Languages In 1970 Dr. E.F. Codd published a paper “A Relational Model of Data for Large Shared Data Banks”. Codd’s model is now accepted as the definitive model for relational database management systems (RDBMS). The language‚ Structured English Query Language (SEQUEL) was developed by IBM Corporation Inc.‚ to use Codd’s model. SEQUEL later was shortened to SQL. In 1979‚ Relational Software‚ Inc. (now Oracle) introduced the first
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damage and harm to the local economy. Three Types of Droughts Meteorological drought—this type of drought is all about the weather and occurs when there is a prolonged period of below average precipitation‚ which creates a natural shortage of available water. Agricultural drought—this type of drought occurs when there isn’t enough moisture to support average crop production on farms or average grass production on range land. Hydrological drought—this type of drought occurs when water reserves
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Basic Forms of Tourism: * Domestic tourism: * Is the tourism of resident visitors within the economic territory of the country of reference * Inbound tourism: * Is the tourism of non-resident visitors within the economic territory of the country of reference * Outbound tourism: * Is the tourism of resident visitors outside the economic territory of the country of reference * Internal tourism: * is the tourism‚ of both resident and non-resident visitors‚ within
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Types of revolution; * Green Revolution – Wheat and rice‚ It is the term given to the introduction of high-yielding varieties of seeds and the increased use of fertilizers and irrigation which provided the increase in production needed to make India self-sufficient in food grains‚ thus improving agriculture in India. It was brought to India by the initiative of Indian government. Genetically modified high-yielding wheat was first introduced to India in 1960 by Dr. Norman Borlaug It is also rightly
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A hardware description language(HDL) is a language from a class of computer languages‚ specification languages‚ or modeling languages for formal description and design of electronic circuits‚ and most-commonly‚ digital logic. It can describe the circuit’s operation‚ it’s design and organization‚ to verify its operation by simulation. The hardware description language looks much like a programming language such as C++‚ it is a textual description consisting of expressions‚ statements and control
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Types of Students There are many types of people in the world. Therefore‚ there are also many types of students. Different types of people can be different types of students. Every teacher has to deal with more than one type of student in their life of teaching and every type of student has their own personality. Based on my life in school‚ I can divide most of the students into three types: smart‚ active and lazy. Smart can be nature or nurture. It depends on how hard working a person is. Nevertheless
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A transition is a period of change from one stage or state to another. Children naturally pass through a number of stages as they grow and develop. Therefore during their lifetime all children will experience change in some way‚ shape or form. This may be due to starting nursery‚ moving home‚ welcoming a new baby into the family etc. These changes are commonly referred to as transitions. A child is expected to cope with changes such as movement from nursery education to primary school and then
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Randi Reynolds Chapter 10 PT1420 True or False 1) When working with a sequential access file‚ you can jump directly to any piece of data in the file without reading the data that comes before it. False 2) In most languages‚ when you open an output file and that file already exists on the disk‚ the contents of the existing file will be erased. True 4) The purpose of an EOF marker is to indicate where a field ends. Files typically contain several EOF markers. False 5) When an input file is opened
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Types of Meetings There are several types of meetings‚ including formal‚ semi-formal and informal. A Formal Meeting Formal meetings follow set meeting procedures that are not always used for informal meetings. The following three types of meetings are formal: • Annual General Meetings • Extraordinary General Meetings • Board Meetings They all have: • An Agenda • A Notice of Meeting • Motions are put‚ discussed and voted on following certain rules • Proposers and Seconders of motions
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There are two types of learners‚ namely holistic learner and shallow learner. Holistic learner is the one who has very strong and logical understanding about certain topics but shallow learner uses rote memory. It is without doubt that most students resort to rote memory learning today because it is one of the easiest and at the same time‚ one of the most ineffective and time-consuming learning process. For example‚ shallow learners‚ while learning PA kertas 1‚ they tend to memorise all the facts
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