Rdbms characteristics - Study guides, Class notes & Summaries

Testbank for Database Systems Design, Implementation, & Management   True / False 1. Data and information are essentially the same thing. a. True b. False ANSWER: False DIFFICULTY: Easy REFERENCES: 1-2 Data versus Information LEARNING OBJECTIVES: 01.01 - Define the difference between data and information 2. Data processing can be as simple as organizing data to reveal patterns. a. True b. False ANSWER: True DIFFICULTY: Easy REFERENCES: 1-2 Data versus Information LE...

WGU C175 quizzes/. Top exam questions with accurate answers, rated A+ One disadvantage of the DBMS is that it increases the risk of data security breaches. - -False Accurate, relevant, and timely information is the key to____. - -good decision making _____ relates to the activities that make the database execute transactions more efficiently in terms of storage and access speed. - -Performance tuning The response of the DBMS to a query is the ______. - -query result set Field re...

What is a table? -ANSWER A table is a persistent representation of a logical relation that is a relation whose contents can be saved for permanent use. What are the characteristics of a relational table? -ANSWER The characteristics of a relational table are that a table is perceived as a two-dimensional structure composed of rows and columns, each row (tuple) represents a single entity occurrence within the set, each column represents an attribute, each column has a distinct name, each inters...

primary data source - ANSWER-The health record is considered a ________________________ because it contains information about a patient that has been documented by the professionals who provided care or services to that patient. secondary data source - ANSWER-Data taken from the primary health record and entered into registries and databases are considered a _____________________. patient-identifiable data - ANSWER-The health record consists entirely of _____________________. In other word...

primary data source - ANSWER-The health record is considered a ________________________ because it contains information about a patient that has been documented by the professionals who provided care or services to that patient. secondary data source - ANSWER-Data taken from the primary health record and entered into registries and databases are considered a _____________________. patient-identifiable data - ANSWER-The health record consists entirely of _____________________. In other word...

  True / False 1. Data and information are essentially the same thing. a. True b. False ANSWER: False DIFFICULTY: Easy REFERENCES: 1-2 Data versus Information LEARNING OBJECTIVES: 01.01 - Define the difference between data and information 2. Data processing can be as simple as organizing data to reveal patterns. a. True b. False ANSWER: True DIFFICULTY: Easy REFERENCES: 1-2 Data versus Information LEARNING OBJECTIVES: 01.01 - Define the difference between data and inform...

Testbank for Database Systems Design, Implementation, & Management | 2022 Latest Update   True / False 1. Data and information are essentially the same thing. a. True b. False ANSWER: False DIFFICULTY: Easy REFERENCES: 1-2 Data versus Information LEARNING OBJECTIVES: 01.01 - Define the difference between data and information 2. Data processing can be as simple as organizing data to reveal patterns. a. True b. False ANSWER: True DIFFICULTY: Easy REFERENCES: 1-2 Data v...

Testbank for Database Systems Design, Implementation, & Management   True / False 1. Data and information are essentially the same thing. a. True b. False ANSWER: False DIFFICULTY: Easy REFERENCES: 1-2 Data versus Information LEARNING OBJECTIVES: 01.01 - Define the difference between data and information 2. Data processing can be as simple as organizing data to reveal patterns. a. True b. False ANSWER: True DIFFICULTY: Easy REFERENCES: 1-2 Data versus Information LE...

INF2603 - Databases I systems. Chapter 1: Database Systems Data: Raw facts Information: The result of processing raw data to reveal its meaning. Knowledge: The body of information and facts about a specific subject. Data Management: A discipline that focuses on the proper generation, storage and retrieval of data. Database: A shared, integrated computer structure that stores a collection of: • End-user data or raw facts of interest to the end user. • Metadata or data about data, thro...

Lesson 1 - Conceptual Models A Logical View of Data - Placing the DBMS between the application and the database eliminates most of the file system’s inherent limitations. - The relational model enables you to view data logically rather than physically. Tables and Their Characteristics - The logical view of the relational database is facilitated by the creation of data relationships based on a logical construct known as a relation. - A table is perceived as a two-dimensional structure...