25 Jan (TCO 3) Class relationships’
CIS339 Object-Oriented Analysis and Design
WEEK 3 Quiz
Question 1
(TCO 3) Which of the following is most likely not an example of an attribute?
Employee name
Customer address
Stock number
ISBN
Cancel appointment
Question 2
Which of the following is NOT a characteristic of attribute instance scope?
by default, attributes have instance scope
every object of the class gets its own copy of the instance scope attributes
each object may therefore have different instance scope attribute values
each object will therefore have the same class scope attribute values
Question 3
(TCO 3) Polymorphism means
many forms
many shapes
many types
many attributes
many vales
Question 4
(TCO 3) What is NOT part of the Association syntax?
an association name
role names
object name
multiplicity
navigability
Question 5
(TCO 3) Objects of the same class have:
the same operations and attributes
the same attributes and different operations
the same operations and different attributes
the same operations and attributes with the same values
the same attributes and different operation signatures
Question 6
(TCO 3) Which of the following would NOT be an appropriate class name?
Student
Patient
John
Customer
Doctor
Question 7
(TCO 3) Which of the following does not make a good analysis class?
its name reflects its intent
it is crisp and models one specific element
has well define responsibilities
it has high cohesion
it has high coupling
Question 8
(TCO 3) Generalization is a relationship between:
many general things
a more general thing and a more specific thing
many specific things
a more general things and a less specific thing
Question 9
(TCO 3) An example of a boundary classes would be:
user
internal system interface
web form
database
executable program
Question 10
(TCO 3) Class relationships’ multiplicity in a UML class diagram documents _____.
how many inherited classes can be created from a given class
a concise way to express certain business constraints relating to the “number of things” participating in a relationship
how many classes should be in one class diagram
how to create objects from multiple classes
how to create objects from abstract classes
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