Understand the features of relational databases P1 Explain the features of a relational database P2 Design a relational database for a specified user need M1 Explain referential integrity and the purpose of primary keys in building the relationships between tables D1 Discuss how potential errors in the design and construction of a database can be avoided LO2 Be able to design‚ create and populate a relational database. P3 Create and populate a database P4 Create features
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COMP407 Information Systems Analysis 1. Explain the difference between office automation systems (OAS) and knowledge work systems (KWS). [1⁄2] The Difference between an office automated system and a knowledge work system is that an office automated system refers to the computer machinery and software that support data workers who do not usually create new information but analyze‚ transform and manipulated data into a useful form before it is disseminated through-out an organization
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Q. Who invented basketball? A. Dr James Naismith B. Micheal Jordan C. Shaquille O’Neal D. None of the above ANS. Dr James Naismith Q. It is the kind of sport that using a ball to shoot. A. Badminton B. Basketball C. Volleyball D. Table Tennis ANS. Basketball Q. It is well known proponent of Basketball. Who is he? A. John Jacques B. David foster C. Dr. James Naismith D. James Gibb ANS. Dr James Naismith Q. Dr. James Naismith was born in what year? A. 1861 B. 1867 C. 1874 D. 1894 ANS. 1861 Q.
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1 Chapter 1 Database Systems Database Systems: Design‚ Implementation‚ and Management‚ Seventh Edition‚ Rob and Coronel 1 1 In this chapter‚ you will learn: • The difference between data and information • What a database is‚ what the different types of databases are‚ and why they are valuable assets for decision making • The importance of database design • How modern databases evolved from file systems Database Systems: Design‚ Implementation‚ & Management‚ 7th Edition‚ Rob
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technology Paper-Based Enrollment: Problems and Solutions By John Anderson Switching to an online student enrollment and registration system makes financial sense. i n the past couple of decades‚ computers and technology have revolutionized once-slow processes‚ saving industries time and money in ways not previously possible. With today’s budget crisis‚ school districts are looking for ways to use computers and the Internet to streamline school business processes while substantially
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MMIS 630 Database Systems – Final Exam 1. What are the issues in the normalization vs. performance trade-off? Discuss. Your essay should (1) define and describe the characteristics of normalization‚ (2) define and describe the characteristics of performance‚ and (3) define and describe what is meant by “performance trade-off”‚ (4) summarize your essay with recommendations and/or guidelines regarding use of normalization in database design. ANS: When we take a close look in designing
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name : Advanced Database Systems Module leader : Dr F F Cai Coursework no. : 1 of 1 Weighting : 40% (% of module assessment total) Date set : March 2013 Date and time due : (date/time) To Islington College Nepal Preamble This Coursework is an individual assessment. It is primarily an exercise in database design and implementation using Oracle Designer and Oracle SQL*Plus‚ and in documentation of the system. The use of any other database products such
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Relational Model: Data Structure The relational database model consists of three parts: data structure (this section)‚ data integrity‚ and data manipulation. The data structure model defines how to represent data. Most basic to the data structure model is the relation which is illustrated below: A relation‚ which is the most basic part of the data structure model‚ has two parts: relation heading and relation body: * Relation Heading A relation heading is a set of (attribute‚ domain) pairs
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started to run out of things to suddenly deem “art.” But relational aesthetics‚ or the posing of an artist-constructed social experiences as art making‚ is the latest step in this process of turning everything into art. A set of artistic practices which take as their theoretical and practical point of departure the whole of human relations and their social context‚ rather than an independent and private space. Nicholas Bourriaud 1998 Relational aesthetics projects tend to break with the traditional
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Ans: An "owner" account is given to those in control of specific relations. They have select‚ modification‚ and reference privileges on that given relation. 2) How is the view mechanism used as an authorization mechanism? Ans: A multiuser database system must selectively permit users to share data‚ while retaining the ability to restrict data access. There must be a mechanism to provide protection and security‚ permitting information to be accessed only by properly authorized users. Further‚ when
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