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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? correct answers Many-to-many
Which two examples are attributes?
A person attending a meeting
An employee number
A sales meeting
A meeting code correct answers An employee number
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? correct answers Set-to-Null
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? correct
answers 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
);
Which two columns are created as something other than variable-length strings in this statement?
correct answers member_id
expiration
Employee_ID Employee_Name Office_Address
12342 Jacob 54123 Main Street
12346 Michael 354 Center Avenue
12846 Ethan 54123 Main Street
12887 Joshua 54123 Main Street
12894 Daniel 354 Center Avenue
13097 Alexander 354 Center Avenue
13112 Anthony 54123 Main Street