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In the SQL code below, which of the following is an identifier?UPDATE Product SET UnitPrice = 9.50WHERE ProductId = 20;

Denormalization eliminates _____ queries, and therefore, query performance is improved.

When an entity-relationship model is implemented in SQL, an entity typically becomes a _____.

An atom with a total of 12 electrons would have how many electrons in each shell located around the nucleus? Write the answer indicating the number of electrons in each shell separating the numbers with dashes like this:   1-2-3

A database management system reads and writes data in a database, and _____.

What is a major theme of “The Yellow Wallpaper”?

How does John react when he sees what the narrator has done to the room?

 What does the nursery setting suggest about the narrator’s treatment?

What treatment does John prescribe for the narrator?

Which room in the house does the narrator occupy?