Object Oriented Database The ODMG Object Model supports only unary and binary relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
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 a class. To define a range for an attribute. All of these To define a range for a relationship. To define a range for a class. To define a range for an attribute. 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 Only one instance of a class within a database The set of all instances of a class within a database A keyword that indicates that the subclass inherits from a superclass A keyword that indicates that the superclass inherits from a subclass Only one instance of a class within a database The set of all instances of a class within a database A keyword that indicates that the subclass inherits from a superclass 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
Object Oriented Database The object definition language (ODL) is which of the following? A data definition language for OODB A method to implement a logical schema Used to develop logical schemas All of these A data definition language for OODB A method to implement a logical schema Used to develop logical schemas All of these ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database You may specify an object identifier with only one unique tag name. False True False True ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS