Object Oriented Database Which of the following is true concerning the following statement: class Manager extends Employee Manager is an abstract class and a subclass. Manager is a concrete class and a subclass. Manager is an abstract class and a superclass. Manager is a concrete class and a superclass. Manager is an abstract class and a subclass. Manager is a concrete class and a subclass. Manager is an abstract class and a superclass. 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. False True False True ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Before specifying a key for a class, you must specify its extent. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database An extent is which of the following? The set of all instances of a class within a database A keyword that indicates that the superclass inherits from a subclass Only one instance of a class within a database A keyword that indicates that the subclass inherits from a superclass The set of all instances of a class within a database A keyword that indicates that the superclass inherits from a subclass Only one instance of a class within a database A keyword that indicates that the subclass inherits from a superclass ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Using ODL, you can define which of the following? Operation Structure Attribute All of these Operation Structure Attribute All of these ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database An ordered collection of elements of the same type are called sets. True False True False ANSWER DOWNLOAD EXAMIANS APP
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