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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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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DATABASE DEVELOPMENT FOR AH CHAI MINI CINEMA INTRODUCTION Ah Chai Mini Cinema is a mini cinema. Even though it just a small cinema‚ but it gives the best service and provide quality movie at the good rate. From our observations‚ the cinema has been using conventional filling system to store information about their customers‚ movies and tickets. It requires a lot of files to keep the data. When there are a lot of file‚ it is difficult for the librarians to search for the data when needed
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Education divides rather than unites. “True education makes for inequality; the inequality of individuality‚ the inequality of success‚ the glorious inequality of talent‚ of genius‚” the famous educator‚ Felix Schelling stated. Individuals of our society unintentionally receive different degrees of education indicates the class disparities amongst the public. Hence‚ education divides the society. Education divides the society rather than unites. This can be seen in developing
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(Bazalgette‚ 2000). Even though media studies is still new‚ it is important‚ as it has a high potential of being at the centre of essential changes in our thoughts about what we should learn and if they are worthwhile (Bazalgette‚ 2000). Since this subject is still new there are a lot of disagreements on how media should be interpreted and it is also a hybrid subject as the idea that it came about comes from a variety of sources (Bazalgette‚ 2000). Media studies is also considered an academic discipline
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HOME OR THEATER? Everybody likes to watch movies no matter what kind of movie we like. Movies entertain us during our free time such as‚ in the weekends and holydays‚ in brief movies are a pastime for all people‚ but the question is what is better watching it at home or at the theater? Transparently‚ there are some advantages and disadvantages of both. People put these advantages into consideration like the comfort‚ privacy‚ and coast. These factors effects the watcher decision of watching it at
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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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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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Database System Versus File System Consider part of a savings-bank enterprise that keeps information about all customers and savings accounts. One way to keep the information on a computer is to store it in system files. To allow users to manipulate the information‚ the system has a number of application programs that manipulate the files including • A program to debit or credit an account • A program to add new account • A program to find the balance of an account • A program to generate
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The issue of whether the children should grow up in the countryside or in the big city has been widely debated in our community recently. It is an important issue because it concerns the development of our future generation – our children. There are several views on this issue; some say that it would best for children to live in safe and clean environment in the countryside while others argue that children should be exposed to more interaction to modern amenities in the city. However‚ in my opinion
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