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 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 ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Literals do not have identifiers, and, therefore, cannot be individually referenced like objects. 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 You may specify an object identifier with only one unique tag name. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database An extent is which of the following? 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 superclass inherits from a subclass A keyword that indicates that the subclass inherits from a superclass 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 superclass inherits from a subclass A keyword that indicates that the subclass inherits from a superclass ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database In ODL, you specify an operation using parentheses after its name. False True False True ANSWER DOWNLOAD EXAMIANS APP