What is used to define overall design of the database?

schema application program data definition language code

When did SQL first appear?

1974 1970 1977 1987

Which of the following SQL clauses is used to DELETE data from a database table?

DELETE REMOVE DROP DATA CLEAR

How many types of constraints are present in SQL Server ?

6 5 4 7

Which of the following SQL operations demands the use of wildcards comparisons?

LIKE BETWEEN EXISTS IN