the data base systems are handled by external companies that use an entirely different database system. Rather than creating a program to make the translation between that databases XML makes the data readable by both database systems by sharing a schema. Is XML a Database From the beginnings of the information age documents have always contained a wealth of useful information but it was hard to catalogue‚ this limited its usefulness. XML changed this by allowing the document to be catalogued with
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actively construct their cognitive world. Schemas are used in order to make sense of what they experience. An example of a schema at an early age would be sucking and later more complex schemas might include licking‚ blowing and crawling. Piaget had an interest in schemas as they help in organizing and making sense out of current experience. Piaget believed that the processes assimilation and accommodation are responsible for how people use and adapt their schemas. Assimilation occurs when individuals
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The E/R diagram below showes underlined keys and the numerocity constraint. [pic] 3. The E/R diagram below represents ships. Ships are said to be sisters if they were designed from the same plans. Convert this diagram to a relational database schema. Solution: Ships(name‚ yearLaunched) SisterOf(name‚ sisterName) [pic] 4. Consider a relation representing the present position of molecules in a closed container. The attributes are an ID for the molecule‚ the x‚ y‚ and z coordinates
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beliefs about yourself and have they changed overtime? Self Concept: an organized collection of beliefs about the self – It is one’s internal mental image of one self and the collection of beliefs about what kind of person one is (referred to as self schemas: mental templates by which we organize the world). It includes personality traits‚ abilities‚ physical features‚ values‚ goals and social roles. Our self-concept is shaped by messages (stimuli) about ourselves that we pay attention to. It is relatively
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Database Processing‚ 13e (Kroenke/Auer) Chapter 8: Database Redesign 1) Database redesign is rarely needed because databases are usually built correctly the first time. Answer: FALSE Diff: 1 Page Ref: 367 2) In a real sense‚ information systems and organizations do not just influence each other‚ but rather they create each other. Answer: TRUE Diff: 1 Page Ref: 367 3) A continuous circular process of changes in user behaviors and change in the information systems they use is a natural
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and implements applications that access the database (some may be used by end users) – Database administrator (DBA) – Defines and manages the conceptual schema – Defines application and user views – Monitors and tunes DBMS performance (defines/modifies internal schema) – Loads and reformats the database – Responsible for security and reliability Data Dictionary – Metadata • The dictionary or catalog stores information
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Sample Project Phases and Deliverables This section consists of a suite of potential options broken out by sample phases. While it may be useful for grantees to consider these deliverables in designing their project‚ the particular suite of deliverables and the organizational structure that is ultimately incorporated will be project-specific. The grantee may also ask the Vendor to provide cost estimates on a per-deliverable basis in the bid response. Project Plan Detailed Project Plan
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Daniel Goleman‚ the author of Vital Lies‚ describes an outsider as a threat‚ because they have the ability to destroy a group’s core schemas‚ which in turn would destroy the group. An outsider recognizes the faults of a group‚ because they are not deeply entangled with the group’s schemas‚ and they do not participate in groupthink. In the novel‚ 1984‚ Julia and Winston are considered the outsiders‚ because throughout the novel they hope to understand more than
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IB Psych Study Guide ABNORMAL To what extent do biological‚ cognitive‚ and sociocultural factors influence abnormal behavior? I. Introduction * Biological‚ cognitive‚ and sociocultural factors influence abnormal behavior to a great extent. * All influence abnormal behavior such as anxiety disorders‚ affective disorders‚ and eating disorders. * All of these factors are considered “risk factors” increasing a person’s likelihood of having an abnormal psychiatric outcome but do
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cognitive worlds and are not just passive receivers of information. There are four key concepts that relate to Piagets theory‚ they are: I. Schema: This is a mental structure that represents some aspect of the world e.g. a zebra is a large four legged animal
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