Object Oriented Database
ODL supports which of the following types of association relationships?

Unary and Binary and Ternary and higher
Unary
Unary and Binary
Unary and Binary and Ternary

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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 a concrete class and a subclass.
Manager is a concrete class and a superclass.
Manager is an abstract class and a superclass.

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