Logical database design Study guides, Class notes & Summaries

data vs. information data is raw facts and information is data in context database management is a field that focuses on the proper generation, storage, and retrieval of data Database is a shared integrate computer structure that store a collection of end user data and meta data meta data data about data: the characteristics and relationships that link data i.e. the name of each data element and the type of data stored DBMS database management system basically ma...

Chapter 3: Data Models TRUE/FALSE 1. A data model is usually graphical. ANS: T PTS: 1 2. The terms data model and database model are often used interchangeably. ANS: T PTS: 1 3. An implementation-ready data model should contain a description of the data structure that will store the end-user data. ANS: T PTS: 1 4. Within the database environment, a data model represents data structures with the purpose of supporting a specific problem domain. ANS: T PTS: 1 5. Data modeling starts with a...

Test Bank for MIS 10e 10th Edition by Hossein Bidgoli. ISBN-13: 8697 Full chapters test bank PDF Part 1: Fundamentals of Information Systems Chapter 1: Information Systems in Business 1-1 Computers and Information Systems in Daily Life 1-2 Computer Literacy and Information Literacy 1-3 The Beginning: Transaction-Processing Systems 1-4 Management Information Systems 1-5 Major Components of an Information System 1-6 Using Information Systems and Information Technologies 1-7 The IT J...

IS 410 Exam 1 2023 with complete solution Database management involves all of the following EXCEPT: - CORRECT ANSWERS design web pages a database is an organized collection of ____________ related data. - CORRECT ANSWERS logically relational databases establish relationships between entities by means of common fields included in a file called a(n): - CORRECT ANSWERS relation A(n) ___________ is often developed by iden...

WGU C175 Data Management – Foundations Final Exam Set (Latest 2023/ 2024 Update) Questions and Verified Answers- Already Grade A| 100% Correct Q: What are the three phases of database design for large complex databases? Answer: analysis logical design physical design Q: What are the alternative names used to describe the Analysis phase? Answer: conceptual design entity-relationship modeling and requirements Q: How are requirements of a DBMS represented? ...

Test Bank for Modern Database Management, 13th Edition, Jeff Hoffer, Ramesh Venkataraman, Heikki Topi ISBN: 9780134877006 Chapter 1-14 Complete Guide. TABLE OF CONTE NTS I. The Context of Database Management 1. The Database Environment and Development Process II. Database Analysis and Logical Design 2. Modeling Data in the Organization 3. The Enhanced E-R Model 4. Logical Database Design and the Relational Model III. Database Implementation and Use 5. Introduction to SQL 6. Advanced SQL 7. Datab...

Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design Conceptual design 3. What characterizes the rules of relational databases?

Test Bank for Modern Database Management, 13th Edition, Jeff Hoffer, Ramesh Venkataraman, Heikki Topi ISBN: 9780134877006 Chapter 1-14 Complete Guide. TABLE OF CONTE NTS I. The Context of Database Management 1. The Database Environment and Development Process II. Database Analysis and Logical Design 2. Modeling Data in the Organization 3. The Enhanced E-R Model 4. Logical Database Design and the Relational Model III. Database Implementation and Use 5. Introduction to SQL 6. Advanced SQL 7. Datab...

INF3703 Assignment 2 (COMPLETE ANSWERS) 2024 - DUE 28 June 2024 ;100 % TRUSTED workings, explanations and solutions. For assistance call or W.h.a.t.s.a.p.p us on ...(.+.2.5.4.7.7.9.5.4.0.1.3.2)........... Question 1 [30] As stated in the case, Skyworth follows the Systems Development Life Cycle (SDLC) (see page 529 of Coronel et al., 2020) to design information systems for their clients. In the planning phase, the database design and development team conducted a feasibility study to add...

WGU D426 Complete Exam OA (New 2023/ 2023 Update) Data Management Foundations | Grade A | Questions and Verified Answers|100% Correct QUESTION Requirements are represented as Answer: entities, relationships, and attributes. An entity is a person, place, activity, or thing QUESTION A relationship is a link Answer: between entities, and an attribute is a descriptive property of an entity. QUESTION Analysis has many alternative names, such as Answer: conceptual...