database:

1.

2.

3.

The SQL data type DATE stores date in the date format. Select one: a. Gregorian b. Julian O c. Babylonian O d. Lunar All changes in a table structure are made using the TABLE command, followed by a keyword that produces the specific changes a user wants to make. Select one: a. ROLLBACK O b. ALTER C. COMMIT d. UPDATE You cannot have an invalid entry in the foreign key column; at the same time, you cannot delete a vendor row as long as a product row references that vendor. This is known as Select one: a. batch updating b. cross joining c. referential integrity d. authentication