Object Oriented Database Specifying a key ensures that no two objects belonging to a class have the same value for the key attribute(s). True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Identify the class name for the following code: ABC123 course(); course() All of these course ABC123 course() All of these course ABC123 ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The ODMG Object Model supports only unary and binary relationships. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Using OQL, you may do which of the following? Return an entire collection of elements including duplicates. Return a collection of elements without duplicates. Return a specific subset of elements using a given criteria. All of these Return an entire collection of elements including duplicates. Return a collection of elements without duplicates. Return a specific subset of elements using a given criteria. All of these ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database An extent is which of the following? Only one instance 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 The set of all instances of a class within a database Only one instance 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 The set of all instances of a class within a database ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database ODL supports the abstract keyword for classes and operations. False True False True ANSWER DOWNLOAD EXAMIANS APP
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