For a customer database,a good choice of key field would be
A)first name.
B)customer ID.
C)phone number.
D)last name.

Question

Quizplus · Accepted Answer

Customer ID is a unique identifier assigned to each customer, making it an ideal choice for a key field in a customer database. Using a unique identifier ensures that there are no duplicate entries and allows for easy sorting and searching of customer information. First name, last name, and phone number may not be unique to each customer and could result in data redundancy and errors.

For a Customer Database,a Good Choice of Key Field Would