What is the function of a primary key in a table? to uniquely identify each record in the table to uniquely identify foreign keys in the table to secure table data to secure the foreign keys in the table

The narrative structure of the popular movies can be broken down into

Explain how email technologies enable the exchange of messages between users. find out the typical parts of an email address and explain each part.

You have read about the beginnings of the internet and how it was created. what was the internet originally created to do? (select all that apply) share research. play games. communicate. share documents. sell toys