Object Oriented Database The reserved word enum is used for which of the following? To define a range for a relationship. To define a range for an attribute. To define a range for a class. All of these To define a range for a relationship. To define a range for an attribute. To define a range for a class. All of these ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database An extent is which of the following? 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 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 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 The ODMG Object Model supports only unary and binary relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Which of the following is true concerning an ODBMS? They are overtaking RDBMS for all applications. All of these They have the ability to store complex data types on the Web. They are most useful for traditional, two-dimensional database table applications. They are overtaking RDBMS for all applications. All of these They have the ability to store complex data types on the Web. They are most useful for traditional, two-dimensional database table 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
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