1. MySQL is the world’s second most widely used open-source relational database management system (RDBMS). It is named after co-founder Michael HYPERLINK "http://en.wikipedia.org/wiki/Michael_Widenius"Widenius’s daughter‚ My. The SQL phrase stands for Structured Query Language. The default port of Mysql is 3306. The MySQL development project has made its source code available under the terms of the GNU General Public License‚ as well as under a variety of proprietary agreements. MySQL was owned
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DVD MOVIES Object-Oriented Programming Summarize the relationship between superclasses and subclasses. Develop superclasses and subclasses that implement polymorphism. Demonstrate how to declare‚ create‚ initialize‚ and manipulate arrays. Weekly Overview Week Six introduces superclasses and subclasses and their relationship to inheritance. These subjects are built upon to introduce the concept of polymorphism. Students learn how to declare‚ create‚ initialize‚ and manipulate arrays
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CHAPTER 4 RELATIONAL DATABASES SUGGESTED ANSWERS TO DISCUSSION QUESTIONS 4.1 Contrast the logical and the physical view of data and discuss why separate views are necessary in database applications. Describe which perspective is most useful for each of the following employees: a programmer‚ a manager‚ and an internal auditor. How will understanding logical data structures assist you when designing and using database systems?</para></question><question
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Invention of the DVD Many people enjoy watching or listening to DVDs every day. Now people can see more than just the movie. They can enjoy many different special features or quickly go to a certain spot in the movie without having to rewind or fast forward. Many people do not know how this invention came to be. Who invented the DVD and how did they do it? What are the different types DVDs? The invention we enjoy today only exists because of the hard work of many people. The DVD was not invented
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Intro to Database assignment The purpose of this assignment is to : • Give evidence of your research skills o Use as many resources as you need o Attribute sources o Do not “copy and paste”! o Read and re-write in your own words • Allow critical analysis of your current report/essay writing skills • Identify areas where improvement may be advisable • Give you a better grasp of databases as a an area of study • Allow you to research /work collaboratively but still submit a unique piece
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ISM 6215 - Business Database Systems I Fall 2013 Home Work – 1 (Marks 100) Question 1 - Contrast the following terms. Give one example of each 1. Degree versus cardinality of relationship 2. Required versus optional attributes 3. Data dependence versus data independence 4. Structured versus unstructured data (4*2.5 =10 marks) Answer 1 - Degree; cardinality. The degree (of a relationship) is the number of entity types that participate in that relationship‚ while cardinality is a
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Database Environment Brandon Smith DBM/380 10-8-2012 Kenneth Hoskins Database Environment “A database is a structured collection of records or data that is stored in a computer system. In order for a database to be truly functional‚ it must not only store large amounts of record‚ but also be able to access those records fast and efficiently. In addition‚ new information and changes should also be easy to input.” (tech-faq.com) To be useful over a long term the database should be able
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Database Concepts‚ 4e (Kroenke) Chapter 1 Getting Started 1) The purpose of a database is to help people keep track of things. Answer: TRUE Diff: 1 Page Ref: 4 2) A possible problem with keeping data in lists is that if you delete a row of data from a list you may also delete some data items that you want to keep. Answer: TRUE Diff: 1 Page Ref: 4 3) An advantage of keeping data in lists is that if you update a data value in one row of data in a list‚ other occurrences
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entitled to a rental car after you have been in an accident is very important and can save you a lot of headaches and money while you are waiting for your car to be repaired. Who Pays for a Rental? When You Aren’t At-Fault If you are in an accident‚ the
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Description | example uses | Database could be when people in the the Leisure centre inputs the data or make different query’s like how much money they’ve made. This will speed up the process when working. It can store all the information for the activities and how many people attending specific classes. | advantages | A database can be really helpful for this business to grow in terms of: Customer & Service Analysis‚ Data Management‚ Reduce Costs & Time. Databases can also help businesses
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