Correct Answer : Java
Explanation : HSQLDB (HyperSQL DataBase) is the leading SQL relational database system written in Java
Correct Answer : INSTEAD OF
Explanation : INSTEAD OF triggers are only permitted if the trigger is defined on a VIEW.
Correct Answer : Both (A) and (B)
Explanation : Access to schema objects is easily controlled by the ROLE and USER objects.
Correct Answer : Yes
Explanation : HyperSQL supports log4J and JDK logging.