EE4791 Database Systems Guidelines* for Tutorial 1 * Disclaimer: These are guidelines‚ rather than the actual solutions. 1. For each of the following pairs of entities indicate whether (under typical university circumstances) there is a one-to-many or a many-to-many relationship. Then using the shorthand notation introduced in the lecture‚ draw a diagram for each of the relationships. a. STUDENT and COURSE (students register for courses) Many-to-many (M:N) STUDENT COURSE b. BOOK
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Assignment 1 Database design Database is a place to store lots of data‚ imagine it as a giant virtual filling cabinet that can be organized in many ways. There’s software called (DBMS) which stands for database management system which allows the user to manage data in database such as; create‚ delete or update. Entities Entities are objects with significant mass and purpose‚ in database entities are tables. Every table contains many fields/attributes. The user must create a table before
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Rivermore College This is a mean-variance optimization case. Software needs: Spreadsheet optimizer (Excel Solver) or use a commercial package. Concepts: performance evaluation with historical data‚ forecasting asset returns‚ portfolio choice with input uncertainty. Computer skills: development and/or use of a mean-variance optimizer Case Roberta Tyler consultants to several university investment offices around the country. She specializes in asset allocation studies. She has accumulated
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International Journal of Computer Applications (0975 – 888) Volume 47– No.12‚ June 2012 Database Security and Encryption: A Survey Study Iqra Basharat Farooque Azam National University of Sciences and Technology (NUST)‚ H-12‚ Islamabad‚ Pakistan National University of Sciences and Technology (NUST)‚ H-12‚ Islamabad‚ Pakistan ABSTRACT Security in today’s world is one of the important challenges that people are facing all over the world in every aspect of their lives. Similarly
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TERM PAPER OF DATABASE MANAGEMENT SYSTEM Topic: Railway reservation system for Indian railways Submitted To:- Submitted By:- Mr. Dinesh Kumar Rohit Kapoor B.Tech CSE Section- C1701 Roll No
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1. After looking at the different database-naming conventions there are actually two that make sense to me. I know the homework says only one but these two are so close that they are practically the same and are sometimes referred to as such. What I am talking about is Pascal case and Camel case naming conventions. With Pascal case the first letter of each word is capitalized (UpperCase) and all other letters lowercase has no spaces between the words. Camel case naming convention has the first
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Running head: HUFFMAN TRUCKING Huffman Trucking: Database Design and Development Huffman Trucking started out as a single owner‚ single truck and trailer‚ operating in the Cleveland Ohio area back in 1936 doing local contract hauls. Today‚ Huffman Trucking is a National carrier with 1‚400 employees‚ 800 tractors‚ 2‚100 trailers‚ and 260 roll-on/roll-off units‚ operating from 3 logistical hubs located in Los Angeles‚ California‚ St. Louis‚ Missouri‚ and Bayonne‚ New Jersey
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PROJECT 1 – Stationary Shop Database Unit Question: How can a business or an organization modernize its records information using technology? Global Context: Fairness and Development The project is linked to fairness and development because it aids with the development of society. By developing our technology we are making it easier for people to do basic things‚ which required a lot of effort before. With the help of development is becomes much easier and more fair for people to complete tasks
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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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Oracle Database 11g Performance Tuning PreSales 1. What type of data would benefit from the use of a reverse index? For index values which increment by 1. (*) For any character-based index value. For any index value with repeating sections. For indexes with low cardinality. Correct‚ a reverse index would work well for tables where the index values increment by 1. 2. When should you resort to using an hint in an SQL statement? You should always use hints. You should
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