Correct Answer : All of the above
Explanation : Companies like IBM, JASPERSOFT, and OPENBRAVO are using HSQLDB.
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.