(15) What is the difference between a binary relationship that exhibits a 1:1 cardinality constraint and a binary relationship that exhibits a 1:n cardinality constraint?

QUESTION: What is the difference between a binary relationship that exhibits a 1:1 cardinality constraint and a binary relationship that exhibits a 1:n cardinality constraint?   You must be registered and logged in to an account to download solution    [purchase_link id=”8816″ style=”button” color=”blue” text=”Purchase”]

(9) Consider the EMPLOYEE entity type given below. a. List all key and non-key attributes. b. What is (are) the unique identifier(s)? c. Which attribute(s) is (are) derived attributes? d. Using the figure in Exercise 9 as a guide, develop sample data for four employees that illustrate the nature of the various mandatory and optional attributes in the EMPLOYEE entity. Be sure to illustrate the various ways the Name attribute might appear.

QUESTION: Consider the EMPLOYEE entity type given below. a. List all key and non-key attributes. b. What is (are) the unique identifier(s)? c. Which attribute(s) is (are) derived attributes? d. Using the figure in Exercise 9 as a guide, develop sample data for four employees that illustrate the nature of the various mandatory and optional…

(6) Distinguish between a simple attribute, a single-valued attribute, a composite attribute, a multi-valued attribute, and a complex attribute. Develop an example similar to Figure 2.3 that illustrates the difference between each type of attribute?

QUESTION: Distinguish between a simple attribute, a single-valued attribute, a composite attribute, a multi-valued attribute, and a complex attribute. Develop an example similar to Figure 2.3 that illustrates the difference between each type of attribute?   You must be registered and logged in to an account to download solution    [purchase_link id=”8771″ style=”button” color=”blue” text=”Purchase”]

(2) Use examples to distinguish between: a. An object type and an entity type b. An object and an entity c. A property and an attribute d. An entity and an entity instance e. An association and a relationship f. An object class and an entity class

QUESTION: Use examples to distinguish between: a. An object type and an entity type b. An object and an entity c. A property and an attribute d. An entity and an entity instance e. An association and a relationship f. An object class and an entity class   You must be registered and logged in to…

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