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 The ODMG Object Model requires that a relationship be specified in both directions. True False True False ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The object definition language (ODL) is which of the following? All of these A method to implement a logical schema Used to develop logical schemas A data definition language for OODB All of these A method to implement a logical schema Used to develop logical schemas A data definition language for OODB ANSWER DOWNLOAD EXAMIANS APP
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 An attribute's value is always literal. False True False True ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Which of the following is true concerning the following statement: class Manager extends Employee Manager is a concrete class and a superclass. Manager is an abstract class and a subclass. Manager is a concrete class and a subclass. Manager is an abstract class and a superclass. Manager is a concrete class and a superclass. Manager is an abstract class and a subclass. Manager is a concrete class and a subclass. Manager is an abstract class and a superclass. ANSWER DOWNLOAD EXAMIANS APP
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