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 Identify the class name for the following code: ABC123 course(); All of these course course() ABC123 All of these course course() ABC123 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 true concerning the following statement: class Manager extends Employee Manager is an abstract class and a subclass. Manager is an abstract class and a superclass. Manager is a concrete class and a subclass. Manager is a concrete class and a superclass. Manager is an abstract class and a subclass. Manager is an abstract class and a superclass. Manager is a concrete class and a subclass. Manager is a concrete class and a superclass. ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database The keyword "inverse" is used in which of the following? Relationship Attribute All of these Class Relationship Attribute All of these Class ANSWER DOWNLOAD EXAMIANS APP
Object Oriented Database Using ODL, you can define which of the following? Attribute Operation All of these Structure Attribute Operation All of these Structure ANSWER DOWNLOAD EXAMIANS APP
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