Which of the following is true concerning the following statement: class Manager extends Employee Manager is an abstract class and a superclass. Manager is an abstract class and a subclass. Manager is a concrete class and a superclass. Manager is a concrete class and a subclass. TRUE ANSWER : ? YOUR ANSWER : ?
The Object Query Language is which of the following? Similar to SQL and uses a select-where structure Similar to SQL and uses a select-from-where structure Similar to SQL and uses a from-where structure Not similar to SQL TRUE ANSWER : ? YOUR ANSWER : ?
The ODMG Object Model supports only unary and binary relationships. True False TRUE ANSWER : ? YOUR ANSWER : ?
An ordered collection of elements of the same type are called sets. True False TRUE ANSWER : ? YOUR ANSWER : ?
Using ODL, you can define which of the following? Structure Operation All of these Attribute TRUE ANSWER : ? YOUR ANSWER : ?
ODL supports the abstract keyword for classes and operations. False True TRUE ANSWER : ? YOUR ANSWER : ?
You may specify an object identifier with only one unique tag name. False True TRUE ANSWER : ? YOUR ANSWER : ?
If you know all the possible values that an attribute can have, you can enumerate those values in ODL. True False TRUE ANSWER : ? YOUR ANSWER : ?