Database Management Systems I work part time in a marketing research organization‚ which deals with research in the pharmaceutical industry. The total function of this department is to bring out a market research report‚ every month. This report is circulated to the pharmaceutical companies‚ and contains information on the sales of various drugs in the categorized geographical areas of the nation. An important stage in preparation of this report is giving a numeric code to the drugs prescribed
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prescribed book Chapters 1 - 3: Chapter 5: Chapter 6: Chapter 7: Chapter 12: Chapter 14: Chapter 16: Revise as for Assignment 01 Entity relationship modelling Advanced data modelling Normalisation of database tables Transaction management and concurrency control Distributed database management systems Database connectivity and web development Question 1 What is a composite entity‚ and when is it used? [4 marks] [8 marks] Question 2 Briefly‚ but precisely‚ explain the difference between single-valued
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LITERATURE REVIEW 2.0 BACKGROUND While virtual learning environments have been available in some capacity since 1960‚ “the PLATO system featured multiple roles‚ including students who could study assigned lessons and communicate with teachers through on-line notes‚ instructors‚ who could examine student progress data‚ as well as communicate and take lessons themselves‚ and authors‚ who could do all of the above‚ plus create new lessons” (Wikipedia‚ 2006a‚ 1960s section‚). Learning management systems
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and Contact Management Needs! Developing Insurance Database Software Solutions Since 1979 Agency Expert offers the best value. Agency Expert was designed by agents for agents. We have been used by thousands of insurance agencies specialising in Life‚ Health‚ Property/Casualty‚ Securities and Financial Planning. From single producing agents career agents to the largest brokerage operations in the world. Agency Expert is the leader in the insurance industry. INSURANCE MANAGEMENT SYSTEM BY UTULU KENNETH
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STELLA MARIS COLLEGE - DEPARTMENT OF COMPUTER SCIENCE DB34 - Database Management Systems UNIT I : Advantages and Components of a Database Management Systems - Feasibility Study - Class Diagrams - Data Types –Architecture- Events - Normal Forms - Integrity – EER model - Converting Class Diagrams to Normalized Tables - Data Dictionary. UNIT II : Query Basics - Computation Using Queries - Subtotals and GROUP BY Command - Queries with Multiple Tables - Subqueries - Joins - DDL & DML - Testing
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Chapter 11: Review Question: 1. Explain the main differences between a file processing system and a database system ANS: Some main differences between a database management system and a file processing system are: * Both systems contain a collection of data and a set of programs which access that data. A DBMS coordinates both the physical and the logical access to the data‚ whereas a file-processing system coordinates only the physical access. * A DBMS reduces the amount of data duplication
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www.Vidyarthiplus.com VIDYARTHIPLUS - ANNA UNIVERSITY ONLINE STUDENTS COMMUNITY III SEMESTER - B.E – COMPUTER SCIENCE AND ENGINEERING QUESTION BANK - CS6302 DATABASE MANAGEMENT SYSTEMS UNIT I 1. What are the disadvantages of file processing system? 2. Explain the basic structure of a relational database with an example. 3. What do you mean by weak entity set? 4. Give example for one to one and one to many relationships. 5. What is the need of normalization? 6. Write a note on functional dependencies
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STUDENT DATABASE MANAGEMENT SYSTEM A SWDLC is an abstract representation of gradual development and evolution of the software that undergoes a series of sequential or concurrent steps of the software development process .each of these steps results in the development of a s/w project which may be either a minor or major component of the s/w system in contribution to the completion of the system. Each step requires some input and produces some form of output which further becomes the input of the
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Database Management Systems Memo Name: School: DBM-380 Database Concepts Instructor: Date: Database Management Systems Memo CST is a small company doing business for over 30 years. CST provides rehab services with several locations in the Los Angeles Metro area. Due to the nature and size of the business‚ there currently is no need for a huge network infrastructure. CST has a ten user network with two non-networked computers at each of its sites. The financial software is a product
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11th August 2014 Assignment Topic Consider the following scenario. Dinuki Hire firm is a small family business that stocks general equipment such as garden tools‚ car maintenance tools etc. for hiring to its customers. A database system is required to simplify management of the business and to provide some financial information and maintaining stocks. Equipment’s are classified under various categories. Equipment’s are of different brands within each category. Brands are varies in their prices
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