An atomic literal is which of the following? Long All of these Boolean Strings TRUE ANSWER : ? YOUR ANSWER : ?
ODL supports the abstract keyword for classes and operations. False True TRUE ANSWER : ? YOUR ANSWER : ?
A relationship should be specified how in the ODL? Both directions Neither direction One direction starting with the first class One direction starting with the second class TRUE ANSWER : ? YOUR ANSWER : ?
Using OQL, you may do which of the following? All of these Return a specific subset of elements using a given criteria. Return a collection of elements without duplicates. Return an entire collection of elements including duplicates. TRUE ANSWER : ? YOUR ANSWER : ?
You may specify an object identifier with only one unique tag name. False True TRUE ANSWER : ? YOUR ANSWER : ?
Specifying a key ensures that no two objects belonging to a class have the same value for the key attribute(s). True False TRUE ANSWER : ? YOUR ANSWER : ?
Before specifying a key for a class, you must specify its extent. True False TRUE ANSWER : ? YOUR ANSWER : ?
Literals do not have identifiers, and, therefore, cannot be individually referenced like objects. True False TRUE ANSWER : ? YOUR ANSWER : ?
In ODL, you specify an operation using parentheses after its name. False True TRUE ANSWER : ? YOUR ANSWER : ?