Overview of Database Concepts TRUE/FALSE 1. A database is a physical storage device for data. ANS: F PTS: 1 REF: 2 2. A field is a basic unit of data also referred to as a record. ANS: F PTS: 1 REF: 3 3. A character is a basic unit of data and can consist of a number‚ letter‚ or special symbol. ANS: T PTS: 1 REF: 3 4. A collection of fields is a file. ANS: F PTS: 1 REF: 3 5. A collection of records is a file. ANS: T PTS: 1 REF: 3 6. A field in the logical design of a database corresponds
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Oracle Table Triggers Version 11.1 General Data Dictionary Views Related To DDL Triggers trigger$ dba_triggers all_triggers user_triggers System Privileges Related To Table Triggers create trigger create any trigger administer database trigger alter any trigger drop any trigger Table Trigger Firing Options -- before constraints are applied BEFORE INSERT BEFORE UPDATE BEFORE DELETE -- after constraints are applied AFTER INSERT AFTER UPDATE AFTER DELETE Transaction
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Using a database management system (DBMS) is a wise decision for any business that plans to implement the use of a database as part of their IT infrastructure. A database management system‚ also referred to as a database manager (Rouse‚ 2005)‚ allows one or many computers to create‚ query‚ and manipulate data in the database (Rouse‚ 2005). The database management system also manages request from users and applications‚ making the database much more user friendly‚ since the users nor the applications
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Enterprise Database Management System Paper Tania Hillard Database Management / DBM 502 Pamela Hurd June 25‚ 2006 Introduction This paper will discuss the implementation‚ use of an enterprise DBMS‚ the advantages and disadvantages of an enterprise DBMS. A database management system ‚ or DBMS‚ gives the user access to their data and helps them transform the raw data into information. The DBMS is just a collection of programs that manages the database structure and controls access to
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Goal Create a design for storing data that will provide adequate performance and ensure database integrity‚ security and recoverability. Basically‚ the primary goal of physical database design is data processing efficiency. * Physical Design Process Inputs such as normalized relations and estimation of their volume; definitions of each attributes; expectations and requirements for response time‚ data security‚ back-up‚ retention and recovery; and integrity; and description of the DBMS technology
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This paperwork of DBM 380 Week 1 Discussion Question 1 comprises: Using the Ghanem (2010) article as a guide‚ what are the benefits of using Views in a database? General Questions - General General Questions DBM 380 Week 1 DQ 1 Post a 200-300-word response to the following discussion question by clicking on Reply. Based on the Manegold (2009) article‚ what are two new methods of optimizing data retrieval from a high-use database? Explain in your own words. Take up many extracurricular
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CHURCH MEMBERSHIP DATABASE PROJECT Arusha‚ Tanzania BASIC DATA SUMMARY Name of company: Tanzania Union Mission Contact name and post: Tanzania Union Mission P.O. Box 1121 Arusha‚ Tanzania. Location: The Organization is located in Arusha‚ Tanzania.It is situated at Njiro road‚ Plot no 139‚ House no.51‚ Njiro Hill‚ Arusha Municipality. Project Summary: The Project is on Database system mainly focused on introducing an Up-to-date
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marketing concept ‚ firms have trended to systematic operations for collecting and storing data of the customer and using them beneficialy. With this way ‚data base marketing concept has appeared . Data base marketing is to discover and analyze process of unseen information from large amount of data of current or potential customers. With query to data base‚ the answers to questions such as “ Who is our customers whom we made a profit of 10.000 YTL last year?” or “Who is our credit card user customers
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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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What problem would you encounter if you wanted to produce a listing by city? How would you solve this problem by altering the file structure? Some of the project managers are mentioned several times‚ that would cause duplication in the city database. 3. If you wanted to produce a listing of the file contents by last name‚ area code‚ city‚ state‚ or zip code‚ how would you alter the file structure? Divide address capabilities‚ by dividing MANAGER_ADDRESS into its component parts (MGR_STREET
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