OBJECT ORIENTED DATABASE QUIZ

An ordered collection of elements of the same type are called sets.

True

False

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A collection of literals or object types is called a bag.

True

False

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The reserved word enum is used for which of the following?

All of these

To define a range for an attribute.

To define a range for a relationship.

To define a range for a class.

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Which of the following is true concerning the following statement: class Manager extends Employee

Manager is an abstract class and a superclass.

Manager is a concrete class and a subclass.

Manager is an abstract class and a subclass.

Manager is a concrete class and a superclass.

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Using ODL, you can define which of the following?

Operation

All of these

Structure

Attribute

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Identify the class name for the following code: ABC123 course();

course()

ABC123

All of these

course

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A relationship should be specified how in the ODL?

Neither direction

One direction starting with the first class

Both directions

One direction starting with the second class

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In ODL, you specify an operation using parentheses after its name.

False

True

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Which of the following is an ordered collection of elements of the same type?

Bag

List

Set

Dictionary

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The Object Query Language is which of the following?

Not similar to SQL

Similar to SQL and uses a select-from-where structure

Similar to SQL and uses a select-where structure

Similar to SQL and uses a from-where structure

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