Wgu c170 er modeling Study guides, Class notes & Summaries

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...

The Crow's Foot notation depicts the strong relationship with a(n) _____ line between the entities. Ans- solid If an employee within an EMPLOYEE entity has a relationship with itself, that relationshp is known as a _____ relationship. Ans- recursive A _____ relationship exists when three entities are associated. Ans- ternary A _____ attribute can be further subdivided to yield additional attributes. Ans- composite An entity is said to be _____-dependent if it can exist in the databa...

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...

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 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, Exam Review. 100% Accurate. Rated A+ 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 compo...

WGU C170 Chapter 2 Exam Review |Question and Answer| 100% Correct binary relationship *Ans* An ER term for an association (relationship) between two entities. For example, PROFESSOR teaches CLASS. cardinality *Ans* 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 *Ans* In ER m...