Object Oriented Database An extent is which of the following? A keyword that indicates that the superclass inherits from a subclass The set of all instances of a class within a database A keyword that indicates that the subclass inherits from a superclass Only one instance of a class within a database A keyword that indicates that the superclass inherits from a subclass The set of all instances of a class within a database A keyword that indicates that the subclass inherits from a superclass Only one instance of a class within a database ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Which of the following is an ordered collection of elements of the same type? Dictionary Bag List Set Dictionary Bag List Set ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The object definition language (ODL) is which of the following? All of these Used to develop logical schemas A data definition language for OODB A method to implement a logical schema All of these Used to develop logical schemas A data definition language for OODB A method to implement a logical schema ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The reserved word enum is used for which of the following? To define a range for an attribute. To define a range for a class. To define a range for a relationship. All of these To define a range for an attribute. To define a range for a class. To define a range for a relationship. All of these ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The ODMG Object Model supports only unary and binary relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database An attribute's value is either a literal or an object identifier. True False True False ANSWER DOWNLOAD EXAMIANS APP
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