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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Abraham Conclusion While writing the whole play for my group‚ and doing research‚ I learned a lot of things about Abraham. God helped Abraham a lot‚ first with the blessing‚ then Lot‚ and even for the birth of Isaac. Most of the time when something bad happens‚ Abraham doubted God. God never zapped him‚ or kill him‚ He was patient. At the end‚ Abraham could not help Isaac find a wife himself for he is weak and old‚ he trusted that God will help him like the way God helped him before. I think faith
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Conclusion 1.2.2 Ashwath Ramesh 1. Why are there sutures on the human skull? What does this tell you about the actual structure of the skull? There are sutures on the skull because when you were born the skull was six parts and that allow the head to come out of the birth canal‚ then it will mend together into 3 parts. 2. Think about the structure and function of your backbone. Why do you think there are discs of cartilage between the bones in the vertebral column? There are
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Conclusions of research Valuable first-hand knowledge of the industry in which the products will be used was gained through talking to physiotherapists and doctors. Completed questionnaires can be found in the appendix. An NHS muscular skeletal physiotherapist‚ Mrs R Townsend‚ said that the most common area she has to rehabilitate is the knee. This is most commonly done through stretches and slowly increasing joint range through the use of a theraband. Other products are available to carry out these
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Conclusion Shagun Mistry According to the experiment‚ the average normal heart rate of Daphnia is 20 heart beats per 12.94 seconds. There were six total trials done for Normal Heart Rate with 2 Daphnia (3 Trials each). The aim of this experiment was to measure the effect of neurotransmitters on the heart rate of Daphnia. When the adrenaline was added
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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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Conclusion Our aim of the project‚ we would like to study on the efficiency and effectiveness of plastic recycling in Hong Kong. Nowadays‚ landfill a becoming overload due to different types of human habits in discard their waste materials. So we would like to make four parts collection method of plastics waste to analysis. Such as housing estates‚ public area‚ school and shopping mall. Before doing the project‚ we had makes a questionnaires‚ visits to concerning parities‚ participates ECO
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DATABASE A database is an organized collection of data. The data is typically organized to model aspects of reality in a way that supports processes requiring information. (1) Often abbreviated DB‚ a database is basically a collection of information organized in such a way that a computer program can quickly select desired pieces of data. You can think of a database as an electronic filing system. Traditional databases are organized by fields‚ records‚ and files. A field is a single piece of information;
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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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Date: 20150216 Class: DBM/380 Instructor: In this essay I’m going to be discussing what database systems are and how they are used. I will de speaking on and defining database architecture. I also will be discussing how database systems are used in my everyday life and at my workstation. We will start this off with the answer to “What is a database?”. A database is a compilation of related or like pieces of data. This information or data is gathered and maintained to serve
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