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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Database Environment Paper DBM-380 November 18‚ 2012 Introduction A database defines a structure for storing information and it collects information that is organized in such a way that a computer program can quickly select desired pieces of data. A database can also be thought of as an electronic filing system. Data and information are extracted from a database by creating a query and then submitting it to the query database management system (DBMS) and it is posed in a language that
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maintenance tasks to consider before winter arrives. Frozen pipes can be a major headache for homeowners‚ and it is necessary to winterize both your interior plumbing and your exterior plumbing to avoid costly repairs. It will be crucial to take action in the upcoming months to prevent frozen pipes and damages to your home in the future. How do Pipes Freeze? If household pipes haven’t been winterized‚ they can freeze. Frozen pipes can happen anytime temperatures fall to below freezing. Typically
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This paper is an attempt to show why it is a mistake to believe that characteristics that are influenced by genes cannot be changed except by modifying genes. Key terms will be explained Genes are how living organisms inherit features from their ancestors; for example‚ children usually look like their parents because they have inherited their parents’ genes. Genetics tries to identify which features are inherited‚ and explain how these features pass from generation to generation. A feature of a
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’How Does a Free Market Prevent a Monopoly? ’ We often listen to this statement that there are no monopolies in a free market or a free market prevents monopolies. Though there are some arguments about if the statement is completely true and‚ if a government plays a part in making or preventing a monopoly. To understand and to validate the statement first we need to understand few terms used in the statement and concepts of market. Types of market economies There are majorly four types of
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System Integrity and Validation ACC/542 March‚ 2 2014 Prof: Edgar Coronel Preface Kudler Fine Food is a specialty food store that caters their service to a variety of special clients. Providing great service has been a calling card for Kudler Fine Food. Since their first store was open back in 1998‚ they have enjoyed great success. This has also allowed them to open a few more locations. Having the ability to have a strong accounting information system and great
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Everyone makes mistakes by saying hurtful things without considering the possible reaction of the other person or resulting consequences if the criticism reaches that individual. In most cases‚ the prudent thing to do is to remain quiet‚ keeping personal thoughts private unless the comments are well thought out. In the worst case‚ open criticisms can ruin friendships or cause deep seated anger‚ though it can usually be resolved. However‚ in the case of Aristagoras‚ a Persian satrap in the beginning
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How can Fleet Management Software Help Construction Companies? Meta description: Construction companies can attain their goals readily via a fleet management software. Have a glimpse of the benefits of installing software in the construction industry GPS technology has undoubtedly revolutionized the world we live in just like the mobile phones. And GPS is now implemented in almost all fields like scientific research‚ fleet management‚ safety concerns‚ healthcare and even leisure activities. Nevertheless
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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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Living in New York‚ walking on crowded streets‚ and bumping into people no matter which corner I take‚ I can see the issues that arise when people think of population growth. It’s an issue we don’t usually think about‚ but one that Paul Ehrlich feels strongly about. He believes that it’s only a matter of time that we run out of food‚ and that humans will cease to survive. As seen in the first video‚ Ehrlich elucidates his point by repeating the word “finite” in the video. He refers to our planet
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