Object Oriented Database An extent is which of the following? A keyword that indicates that the subclass inherits from a superclass The set of all instances of a class within a database Only one instance of a class within a database A keyword that indicates that the superclass inherits from a subclass A keyword that indicates that the subclass inherits from a superclass The set of all instances of a class within a database Only one instance of a class within a database A keyword that indicates that the superclass inherits from a subclass ANSWER DOWNLOAD EXAMIANS APP
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 Which of the following is true concerning an ODBMS? All of these They are most useful for traditional, two-dimensional database table applications. They have the ability to store complex data types on the Web. They are overtaking RDBMS for all applications. All of these They are most useful for traditional, two-dimensional database table applications. They have the ability to store complex data types on the Web. They are overtaking RDBMS for all applications. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database ODL supports the abstract keyword for classes and operations. False True False True ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Using ODL, you can define which of the following? All of these Operation Attribute Structure All of these Operation Attribute Structure ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database A relationship should be specified how in the ODL? One direction starting with the first class Neither direction One direction starting with the second class Both directions One direction starting with the first class Neither direction One direction starting with the second class Both directions ANSWER DOWNLOAD EXAMIANS APP
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