give me the ans TRUE or False

1. event can be used to migrate data to a backup table.

2. Data base trigger can be used to enforce foreign key requirements on INSERTS.

3.Data base trigger can be set to fire whenever another trigger is modified.

4.data base trigger can run before the INSERT.

5.A trigger being fired can cause an event to fire.

6. To log changes in an employees salary events are better than trigger.

7. Stored procedure can not call another store procedure.

8. stored procedure can require unique names

9. stored procedure can update the database.

10.stored procedure are tied to one database.