chp10

A template that the analyst may use when beginning to model or talk about the system from an O-O perspective is called a:

A) CRC card.

________ diagrams are used to model the static structural design view of a system.

A) Class

________ describe the interactions of two or more things that perform a behavior that is more than any one of the things can do alone.

A) Communication diagrams

________ show the same information as a sequence diagram.

A) Communication diagrams

________ reduces programming labor by reusing common objects easily.

A) Inheritance

What is used to show time ordering on a communication diagram?

A) a sequence number

A statechart diagram is created for:

A) a single class.

A ________, ________, and ________ card may be used when the analyst is beginning to model or talk about the system from an O-O perspective

A) class; responsibilities; collaborators

Which of the following are not shown on an activity diagram?

A) classes

Object-oriented techniques work well in situations where ________ information systems are undergoing continuous maintenance, adaptation, and redesign.

A) complicated

Which type of class represents real-world items?

A) entity

When one class is created from another class it is called ________.

A) inheritance

A mechanism for communicating between a server and a mainframe computer is called a:

A) message queue.

When attributes are preceded by a minus sign, it means that:

A) the attributes are private.

Which of the following is not one of the six most commonly used UML diagrams?

B) CRC card relationship diagram

When classes are involved in inheritance, another name for a child class is

B) a derived class.

On an activity diagram, what is used to show partitioning?

B) a swimlane

On an activity diagram, what is used to show parallel activities?

B) a synchronization bar

Which type of class provides a means for users to work with the system?

B) boundary or interface

When using inheritance, the child class is also know as a ________ class.

B) derived

Method overloading means that:

B) the same method may be defined more than once in a given class.

Which of the following is not a way to store and retransmit data from a Web page?

C) Store the data in a message queue.

Which type of class cannot be directly instantiated?

C) abstract

Behavioral diagrams include all of the following except:

C) class diagrams.

Objects are represented by and grouped into ________ that are optimal for reuse and maintainability.

C) classes

Which of the following is not one of the main components of UML?

C) entities

A private attribute on a class diagram:

C) is only available in the object.

Which of the following is not a format for sending messages between classes on a sequence diagram?

C) messageName(parameter1:returnValue, parameter2:returnValue)

Which of the following is the main goal of the object-oriented approach?

C) reusability

On a sequence diagram, a lateral bar or vertical rectangle is used to represent:

C) the focus of control, when an object is busy doing things.

Which of the following is a structural diagram?

D) class diagram

Which type of class acts as a coordinator when implementing classes?

D) control

The term ________ is used when an object is created from a class.

D) instantiate

Solid arrowheads used for messages on a sequence diagram represent:

D) synchronous messages.

Which of the following is not described by a use case?

D) the objects required by the use case