WGU C170 Data Management Applications. Exam Questions and answers, Graded A+

WGU C170 Data Management Applications. Exam Questions and answers, Graded A+ A salesperson is authorized to sell many products and a product can be sold by many salespersons. Which kind of binary relationship does this scenario describe? - -Many-to-many Refer to Diagram #2 Which kind of relationship is displayed in this entity-relationship diagram? - -Many-to-many unary Refer to Diagram #3 Which kind of relationship is displayed in this entity-relationship diagram? - -Unary one-to-one Refer to Diagram #4 How is this portion of the entity-relationship diagram read, from left to right? - -At least one book was written by an author Which two examples are attributes? Choose 2 answers - -1. An employee number 2. A meeting code Which delete rule sets column values in a child table to a missing value when the matching data is deleted from the parent table? - -Set-to-Null Refer to Diagram #7 In this entity-relationship diagram, Salesperson 361 is related to two customers. The table follows the restrict delete rule. What happens if someone tries to delete Salesperson 361 from the customer records? - -The delete is prohibited Refer to the given SQL statement. CREATE TABLE member ( member_id INT UNSIGNED NOT NULL AUTO_INCREMENT, PRIMARY KEY (member_id), last_name VARCHAR(20) NOT NULL, first_name VARCHAR(20) NOT NULL, suffix VARCHAR(5) NULL, expiration DATE NULL, email VARCHAR(100) NULL, street VARCHAR(50) NULL, city VARCHAR(50) NULL, state VARCHAR(2) NULL, zip VARCHAR(10) NULL, phone VARCHAR(20) NULL, interests VARCHAR(255) NULL