In a relational database - Study guides, Class notes & Summaries

WGU D426 Data Management Foundations Final Exam (Latest 2023/ 2023 Update) | Questions and Verified Answers|100% Correct| Grade A Q: Architecture Answer: Describes the internal components AND the relationships between components. Q: Query Processor Answer: Interprets queries, creates a plan to modify the database or retrieve the data, and returns query results to the application. Performs query optimization. Q: Query Optimization Answer: Ensures efficient instr...

Test Bank for Accounting Information Systems: Connecting Careers, Systems, and Analytics, 1st Edition 1e by Arline A. Savage, Danielle Brannock, Alicja Foksinska. Full Chapters test bank are included - Chapter 1 to 19 1 Accounting as Information 1.1 Why Is Accounting Information Important? 1-2 1.2 How Have Accounting Information Systems Evolved? 1-12 1.3 How Does Management Use Information? 1-18 1.4 What Is the Relationship Between Accounting and Data Analytics? 1-23 2 Risks and Risk Assessments...

Schema The definition of how data in a database will be organized. - Create - Read - Update - Delete The basis of interacting with databases can be defined using the CRUD acronym. What does CRUD stand for? Brainpower 0:02 / 0:15 DATE: YYYY-MM-DD DATETIME: YYYY-MM-DD HH:MM:SS What is the DATE datatype syntax? What is the DATETIME datatype syntax? It will have 3 numbers before the decimal and 2 after. What does DECIMAL(3,2) indicate? Stored Procedures ...

Nursing Informatics Certification Exam, ANCC Informatics, ANCC Nursing Informatics Certification Review 629 Questions with Answers Meta structure of NI - CORRECT ANSWER The ability of the nurse to utilize data, information, and knowledge to make wise clinical decisions. Definition of Nursing Informatics - CORRECT ANSWER A speciality that integrates nursing science with multiple information and analytical sciences to identify, define, manage and communicate data, information, knowledge and ...

WGU C175 Data Management – Foundations Final Exam (Latest 2023/ 2024) Questions and Verified Answers- Grade A Q: A one-to-many unary relationship allows an occurrence of the entity type on the "one side" of the relationship to be associated with . a) a single occurrence of the same entity type b) multiple occurrences of the same entity type c) a single occurrence of the different entity type on the "many side" of the relationship d) multiple occurrences of the different en...

Chapter 18 Implementing an REA Model in a Relational Database Accounting Information Systems 12Th Ed by Marshall B. Romney - Test Bank

Chapter 18 Implementing an REA Model in a Relational Database Accounting Information Systems 12Th Ed by Marshall B. Romney - Test Bank

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? -They are logical constraints that ensure the data is valid. -They are...

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...

UTA INSY 3304 - Exam 2 - Chapter 7&9 Latest 2023 Graded A Data definition language DDL Data manipulation language DML CREAT SCHEMA AUTHORIZATION Creates a database schema CREATE TABLE Creates a new table in the user's databse schema NOT NULL Ensures that a column will not have null values UNIQUE Ensures that a column will not have duplicate values PRIMARY KEY Defines a primary key for a table FOREIGN KEY Defines a foreign key for a table DEFAULT Defines a default value for a column ( wh...