Object Oriented Database Using OQL, you may do which of the following? Return a specific subset of elements using a given criteria. Return an entire collection of elements including duplicates. All of these Return a collection of elements without duplicates. Return a specific subset of elements using a given criteria. Return an entire collection of elements including duplicates. All of these Return a collection of elements without duplicates. 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 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 ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The object definition language (ODL) is which of the following? Used to develop logical schemas A method to implement a logical schema A data definition language for OODB All of these Used to develop logical schemas A method to implement a logical schema A data definition language for OODB All of these ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database An attribute's value is always literal. False True False True 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 The keyword "inverse" is used in which of the following? Attribute Relationship Class All of these Attribute Relationship Class All of these ANSWER DOWNLOAD EXAMIANS APP