Object Oriented Database Before specifying a key for a class, you must specify its extent. False True False True ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The ODMG Object Model requires that a relationship be specified in both directions. False True False True ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database You may specify an object identifier with only one unique tag name. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database 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 subclass. Manager is a concrete class and a superclass. Manager is an abstract class and a superclass. Manager is an abstract class and a subclass. Manager is a concrete class and a subclass. Manager is a concrete class and a superclass. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database If you know all the possible values that an attribute can have, you can enumerate those values in ODL. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Specifying a key ensures that no two objects belonging to a class have the same value for the key attribute(s). False True False True ANSWER DOWNLOAD EXAMIANS APP