Intro to Database Systems Chapter 1 Essay - 1016 Words

Chapter 1 1 A. Data = raw fact (pg. 5) B. Field = a character or group of characters that defines a characteristic of a person, place, or thing. (pg. 660) C. Record = a collection of related fields (pg. 666) D. File = a named collection of related record (pg. 660) 2. Data redundancy is when the same data are stored unnecessarily at different places. Spreadsheets /islands of information lead up to the date redundancy. (pg. 16) 3. Data independence is when it is possible to make changes in the data storage characteristics without affecting the application program’s ability to access the data. It standalone data so it doesn’t need to be link with anything. (pg. 15) 4. DBMS is a collection of programs that manages the†¦show more content†¦Operational database – a database that is designed primarily to support a company’s day to day operation. Data warehouse – focuses primarily on storing data used to generate information required to make tactical or strategic decision. (pg. 9) 9. Hardware, software, people, procedures, and data (pg. 18-20) 10. Metadata is data about data (pg. 7) 11. Better and faster speed also less errors 12. Increased costs, management complexity, maintaining currency, vendor dependence, and frequent upgrade/replacement. 13. Unstructured data are data that exist in their original state but structured data not. It is the generation of information. The structured data is more prevalent in a typical business environment. (pg. 9-10) 14. Self-documentation through metadata, enforcement of data types or domains to ensure consistency of data within a column, defined relationships among tables, or constraints to ensure consistency of data across related tables. (pg. 23) 15. It doesn’t read your mind. It only received the raw data user put in. 16. Understanding the shortcomings of the file system enables you to understand the development of modern database. (pg. 14) Chapter 2 1. Data model is a relatively simple representation, usually graphical, of more complex real world data structures. It is an iterative, progressive process (pg. 30) 2. Business rule is a brief, precise and unambiguous description of a policy, procedure, or principle within aShow MoreRelatedSmith Systems Consulting Project Plan1685 Words   |  7 PagesLearning Team C Smith Systems Consulting Project Plan Smith Systems Consulting Smith Systems Consulting has been at the forefront of the Information Technology Services and Consulting industry since it was founded in 1984. Their driving vision has been to provide the absolute best to their customers in all aspects of services and prices at rates that are affordable. They believe they can do this because they employ the best in the industry. Their simple approach to customer service has beenRead MoreThe Public Cloud Based On Overhead Considerations3446 Words   |  14 Pagesbased on the overhead considerations Project Submitted to Department of Computer Science Southern University and A M College By Himavarshini Mittapally Graduate Student, Dept. of Computer Science Baton Rouge, Louisiana. TABLE OF CONTENTS 1. INTRODUCTION †¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦.. 01 1.1 Background †¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦. 01 1.2 Significance †¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦. 03 1.3 Statement of Problem †¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦.. 03 1.4 Research Questions †¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Read MoreAutomated Vehicle Identification And Parking System Essay4591 Words   |  19 PagesIniworikabo] APPROVED BY Dean Faculty of Computing and Applied Sciences â€Æ' CERTIFICATE This is to certify that this Thesis/Report entitled Automated Vehicle Identification Parking System (A.V.I.P), which is submitted by Soala Iniworikabo in partial fulfilment of the requirement for the award of degree for B.Sc. in Information Technology to the Department of Computer Science, Baze University Abuja, Nigeria is a record of the candidate’sRead MoreProject Database Planning Process On The Needs Of A Beverage Company3149 Words   |  13 Pages1.1 Database Planning This project bases the database planning process on the needs of a beverage company. The company is known to manufacture, market, and distribute soft drink products internationally. Analysts prepare budget forecasts and compare performance to budget forecasts on a monthly basis. The measures that analysts track are profit, loss and inventory from the financial database. The company uses huge spreadsheet packages to prepare budget data and perform variance reporting. BecauseRead MoreBuilding a Secure Organization11016 Words   |  45 PagesBuilding a Secure Organization John Mallery BKD, LLP Chapter 1 It seems logical that any business, whether a commercial enterprise or a not-for-profit business, would understand that building a secure organization is important to longterm success. When a business implements and maintains a strong security posture, it can take advantage of numerous benefits. An organization that can demonstrate an infrastructure protected by robust security mechanisms can potentially see a reduction inRead MoreSmith Consulting Intro to Software Engineer3826 Words   |  16 PagesTeam B Smith Consulting Week Five Draft University of Phoenix Intro To Software Engineering BSA/385 Frederick Douglas Taylor Jr. June 4, 2012 Table of Contents Executive Summary 3 Software Development Process 3 Quality Assurance Process 4 Procedures 4 Engagement Approach Description 4 Table 1.1 GUIDELINE FOR DECIDING DEVELOPMENT METHODOLOGIES 6 Management Projects Description 7 Figure 1.1 Major Project Management Activities 7 Client Relationship Description 7 Program SpecificationRead MoreProgeria3341 Words   |  14 Pagesare from books, journals, and websites. Old at age 3 by Zachary Moore, and W. Ted Brown’s and Frank Rothman’s (title of book chapter is from) chapter entitled the â€Å"Hutchinson-Gilford Progeria Syndrome† are some helping book sources. Also I found journals on PubMed, and information from internet sources, such as the Progeria research foundation. Outline I. Intro A. Intro thoughts B. Definition C. Thesis II. Progeria A. Definition B. Origin C. Inheritance D. Life expectancy E. Founders III. EpidemiologyRead MoreFeasibility Studies for Bookstore and Coffee Shop15507 Words   |  63 PagesCHAPTER I The Project and Its Background This chapter provides all necessary information on the company’s background and nature of business. This includes the company name, location, nature of the business, historical background, mission, vision and core values statement, company objectives and feasibility criteria. Company Name During ancient times, leaves are used as a writing instrument in the form of â€Å"papyrus† which provides the knowledge and ideas that built the early civilizationRead MoreSheffield Theatre Case7471 Words   |  30 PagesSheffield Theatres Trust Case [pic] LSM2F-F1 Kim Hielkema Anneke de Jong Lisanne van der Meer Nadine Schol Leeuwarden, 8th May 2009 Case 1; Sheffield Theatre Trust Date: 8th May 2009 Sponsor: Stenden Hogeschool Leeuwarden Class: LSM2F-F1 Tutor: Hilda Koops Groupmembers: Name: Kim Hielkema E-mailadresse: kim.hielkema@student.stenden.com Relationnumber: 70742 Name: Anneke de Jong E-mailadresse: anneke.de.jong@student.stenden.com Relationnumber:Read MoreInnovation in Hospitality Industry4916 Words   |  20 PagesResearch and Report CW1 â€Å"Client Information System (CIS)† Lecturer: | Jeroen Greven | | | Group Members: | Veronika Beshkova | 3HE | beve191187 | | Jamal Zakaria | 3HT | zaja110584 | | Binh Duc Tran | 3HE | trbi190889 | Submission Date: l7 May 2010Submitted to: Academic office Mr. Jeroen Greven | Abstract This report comprises the concept about new innovation: â€Å"The client information system†; that we want to apply to the market for the purpose of serving hospitality