Insy 3304 - Study guides, Class notes & Summaries

INSY 3304 - Chapter 3 Terms and Definitions Entity - Answer-is a person, place, event, or thing for which we intend to collect data Attribute - Answer-describes a characteristic of an entity Entity Set - Answer-a group of entities of the same type Table - Answer-(relation) contains a group of related entities Predicate Logic - Answer-used extensively in mathematic to provide a framework in which an assertion (statement of fact) can be verified as either true or false Set Theory - Answer-...

INSY 3304 Exam 2 UTA STUDY GUIDE WITH COMPLETE SOLUTIONS Normalizations (3) - Answer--evaluating and correcting table structures to minimize data redundancies -1nf -2nf -3nf 1NF (First Normal Form) - Answer-Table Format. No repeating groups and a primary key identified. 2NF (Second Normal Form) - Answer-1NF and no partial dependencies 3NF (Third Normal Form) - Answer-2NF and no transitive dependencies Dependencies (4) - Answer--Functional Dependency -Full Functional Dependency -Parti...

Exam 2 INSY 3304 EXAM STUDY GUIDE WITH COMPLETE SOLUTIONS 1NF - Answer-first normal form. table format. no repeating groups SQL - Answer-Structured Query Language. The standardized relational database language for defining database objects and manipulating data. 2NF - Answer-Second Normal Form- 1NF and no partial dependencies 3NF - Answer-Third Normal Form- 2NF and no Transitive dependencies Parts of Dependencies - Answer-- Functional -Full functional - Partial -Transitive Functional...

QUESTIONS AND ANSWERS

INSY 3304 Midterm Review Questions and Answers Components of a Database System - ANSWER-People Hardware Software Procedure Data Functions of a DBMS - ANSWER-Indexing Views Security Integrity Concurrency Backup/Recovery ©EMILLECT 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/17 Design Documentation Update/Query The different types of Database Systems (users) - ANSWER-Desktop Database - one user Multiple user database - a.k.a. Workgroup databas...

INSY 3304 CH 3 EXAM STUDY GUIDE WITH COMPLETE SOLUTIONS If a foreign key contains either matching values or nulls, the tables that make use of such a foreign key are said to exhibit ________ integrity. - Answer-Referential The use of a(n) ________ relationship ensures that two entity sets are not placed in the same table when they should not be. - Answer-1 : 1 A relational operator that yields all rows in one table that are not found in the other table is the ________ operator. - Answer-d...

INSY 3304 FINAL REVIEW QUESTIONS WITH COMPLETE SOLUTIONS 2023/2024( A+ GRADED 100% VERIFIED).

INSY 3304 FINAL REVIEW QUESTIONS AND ANSWERS Limitations of a file system in data management - ANSWER-- Data dependence - Structural dependence - Data redundancy leading to deletion, insertion, and modification anomalies Components of a DBMS/database Environment - ANSWER-- hardware, software, people, procedure, and data Data Modeling - ANSWER-is iterative and progressive Database models - ANSWER-Conceptual and Implementation Conceptual - ANSWER-The conceptual model provides a global vie...

INSY 3304 Exam 1 Questions and Answers A _______ is anything about which data are to be collected and stored. - ANSWER-entity A ________ is bidirectional. - ANSWER-relationship Database designers determine the data and information that yield the required understanding of the entire business. - ANSWER-False In an SQL-based relational database, each table is dependent on every other table. - ANSWER-False An operational database is sometimes referred to as an enterprise database. - ANSWER-Fal...

INSY 3304 CH 3 Questions and Answers If a foreign key contains either matching values or nulls, the tables that make use of such a foreign key are said to exhibit ________ integrity. - ANSWER-Referential The use of a(n) ________ relationship ensures that two entity sets are not placed in the same table when they should not be. - ANSWER-1 : 1 A relational operator that yields all rows in one table that are not found in the other table is the ________ operator. - ANSWER-difference No invoic...