Multivalued attribute - Study guides, Class notes & Summaries

CIS 505 Week 1|Complete Questions with 100% Correct Answers OLTP Online Transaction Processing OLAP online analytical processing transactional database A database designed to keep track of the day-to-day transactions of an organization. Analytical Data Store Stores historical transactional and summary data relational database Most common structure for database. *Distinguished by multiple tables with interrelated fields. *When queried, data can be pulled form any # of relations that ...

WGU C170 Chapter 2.|Latest Update Complete with A+ Graded Answers binary relationship An ER term for an association (relationship) between two entities. For example, PROFESSOR teaches CLASS. cardinality An attribute that can be further subdivided to yield additional attributes. For example, a phone number such as may be divided into an area code (615), an exchange number (898), and a four-digit code (2368). Compare to simple attribute. composite identifier In ER modeling, a key co...

WGU C170 Chapter 2.|Latest Update Complete with A+ Graded Answers binary relationship An ER term for an association (relationship) between two entities. For example, PROFESSOR teaches CLASS. cardinality An attribute that can be further subdivided to yield additional attributes. For example, a phone number such as may be divided into an area code (615), an exchange number (898), and a four-digit code (2368). Compare to simple attribute. composite identifier In ER modeling, a key co...

WGU C170 Focused on Chapter 6 Normalization Practice Study Guide Questions with Distinction level Marking scheme version 2024/2025 atomic attribute - correct answer An attribute that cannot be further subdivided to produce meaningful components. For example, a person's last name attribute cannot be meaningfully subdivided. atomicity - correct answer The transaction property that requires all parts of a transaction to be treated as a single, indivisible, logical unit of work. All parts of ...

WGU C170 Chapter 2.|Latest Update Complete with A+ Graded Answers binary relationship An ER term for an association (relationship) between two entities. For example, PROFESSOR teaches CLASS. cardinality An attribute that can be further subdivided to yield additional attributes. For example, a phone number such as may be divided into an area code (615), an exchange number (898), and a four-digit code (2368). Compare to simple attribute. composite identifier In ER modeling, a key co...

Data - correct answer Facts that are recorded and can be accessed. Information - correct answer Refers to the data that is accessed by a user for some particular purpose. Metadata - correct answer Data that describes the structure and the properties of the data. Database - correct answer Structured collection of related data stored on a computer medium. Database Metadata - correct answer Represents the structure of the database. Database Management System (DMBS) - correc...

WGU C170 ER-Modeling Questions Guaranteed A+ Unary relationships are common in manufacturing industries. TRUE _________________ not only helps database designers to stay on track during the design process, it also enables them to pick up the design thread when the time comes to modify the design. Documentation Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:12 / 0:15 Full screen Ideally, an entity identifier is composed of...

CIS 505 Week 1|Complete Questions with 100% Correct Answers OLTP Online Transaction Processing OLAP online analytical processing transactional database A database designed to keep track of the day-to-day transactions of an organization. Analytical Data Store Stores historical transactional and summary data relational database Most common structure for database. *Distinguished by multiple tables with interrelated fields. *When queried, data can be pulled form any # of relations that ...

A composite identifier is a primary key composed of more than one attribute. a. True b. False ANSWER: True DIFFICULTY: Difficulty: Easy REFERENCES: 4-1b Attributes LEARNING OBJECTIVES: 04.01 - Identify the main characteristics of entity relationship components 9. The Crow's Foot notation easily identifies multivalued attributes. a. True b. False ANSWER: False DIFFICULTY: Difficulty: Easy REFERENCES: 4-1b Attributes LEARNING OBJECTIVES: 04.01 - Identify the main characteristics of e...

Info 364 Pop Quiz 4 Exam Questions With Verified Answers 1) A ________ defines or constrains some aspect of the business. A) business constraint B) business structure C) business control D) business rule - answerD) Business Rule 2) Which of the following is an entity that exists independently of other entity types? A) Codependent B) Weak C) Strong D) Variant - answerC) Strong 3) An entity type whose existence depends on another entity type is called a ________ entity. A) strong B) weak C...