Question 1 of 25
Hints left: 3
Q1
ODL supports which of the following types of association relationships?
Q2
Identify the class name for the following code: ABC123 course();
Q3
Using OQL, you may do which of the following?
Q4
A relationship should be specified how in the ODL?
Q5
The reserved word enum is used for which of the following?
Q6
A collection of literals or object types is called a bag.
Q7
The Object Model supports different literal types, but does not support atomic literals, collection literals, and structured literals.
Q8
An extent is which of the following?
Q9
Which of the following is an ordered collection of elements of the same type?
Q10
An atomic literal is which of the following?
Q11
Which of the following is true concerning an ODBMS?
Q12
The problem of concurrency control is more complex in a distributed database.
Q13
Database objects are almost always transient.
Q14
Literals do not have identifiers, and, therefore, cannot be individually referenced like objects.
Q15
Before specifying a key for a class, you must specify its extent.
Q16
Which of the following is true concerning the following statement: class Manager extends Employee
Q17
ODL supports the abstract keyword for classes and operations.
Q18
An attribute's value is either a literal or an object identifier.
Q19
The keyword "inverse" is used in which of the following?
Q20
The Object Query Language is which of the following?
Q21
Which of the following is an unordered collection of elements that may contain duplicates?
Q22
The ODMG Object Model requires that a relationship be specified in both directions.
Q23
The ODMG Object Model supports only unary and binary relationships.
Q24
The object definition language (ODL) is which of the following?
Q25
Using ODL, you can define which of the following?