Object Oriented Database An attribute's value is always literal. True False True False 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 An extent is which of the following? 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 Only one instance of a class within a database ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The ODMG Object Model requires that a relationship be specified in both directions. False True False True 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 Using OQL, you may do which of the following? Return a collection of elements without duplicates. Return an entire collection of elements including duplicates. All of these Return a specific subset of elements using a given criteria. Return a collection of elements without duplicates. Return an entire collection of elements including duplicates. All of these Return a specific subset of elements using a given criteria. ANSWER DOWNLOAD EXAMIANS APP
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