Object Oriented Database Using OQL, you may do which of the following? All of these Return a collection of elements without duplicates. Return an entire collection of elements including duplicates. Return a specific subset of elements using a given criteria. All of these Return a collection of elements without duplicates. Return an entire collection of elements including duplicates. Return a specific subset of elements using a given criteria. 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 Which of the following is an unordered collection of elements that may contain duplicates? Set Dictionary List Bag Set Dictionary List Bag ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database A collection of literals or object types is called a bag. 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 an attribute. To define a range for a relationship. All of these To define a range for a class. To define a range for an attribute. To define a range for a relationship. All of these To define a range for a class. 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
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