Elliott is trying to normalize a database that he has designed. Which is not one of the elements of 1NF or 2NF? Each cell of a table must contain a single value.
The table must not contain repeating groups.
Each table must depend on the entire primary key.
Each table must depend on the entire foreign key.

Avariable of the data type arrays is storing 10 quantities. what is true about these quantities? a. the quantities all have different characteristics. b. the quantities all have the same characteristics. c. five quantities have the same and five have different characteristics. d. it is necessary for all quantities to be integers. e. it is necessary for all quantities to be characters.