1) To process queries that reference a view, the DBMS can use either a _________ or __________ strategy.

materialization, modification

realistic, virtual

direct, indirect

materialization, indirect

2)

Type II nested queries are very useful for difference problems but should not be used for join problems.

True

False

3)

Using the join operator style, the result set of a one-sided outer join depends on the direction and position of the table names in the query.

True

False