INSY 3305 Chapter 6: Behavioral Modeling

The external behavior of a system is described by ____________.

functional models

An analyst depicts the static view of an information system with _______.

structural models

The two types of interactive diagrams are _________ diagrams

sequence and communication

The modeling focus of the interaction diagram is at the _______ level while the modeling focus on the class diagram is at the _______ level.

object, class

A(n) __________ is an instantiation of a class.

object

A(n) __________ describes information about an object.

attribute.

__________ are information that is sent to objects to tell it to execute one of its behaviors.

messages

Analyst use ________ to show the objects that participate in a use case and the messages that pass between the objects over time for one particular use case.

sequence diagrams

When arranging actors and objects on a sequence diagram, it is nice to list them_________.

in order in which they participate in the sequence across the top of the diagram.

Which of the following objects would be most likely to be destroyed at some point in time in a sequence diagram?

shopping cart

A systems analyst draws a lifetime with an X at the end. The lifetime represents ___________.

an object that is destroyed at a point in time

The focus in a sequence diagram is on ________.

time ordering of messages being passed between objects

On a sequence diagram, an object name of Student:List would indicate that _________.

Students is an instance of the List class that contains individual student objects.

The order of messages on a sequence diagram goes from _____ to _______.

top to bottom

When an object sends a message to itself in a sequence diagram, that is referred to as _________.

self-delegation

The first step in building a sequence diagram is to _________.

set the context

In a communication diagram, a(n) ___________ between actors and objects is shown with an undirected line.

association.

The acronym CRUD stands for _________.

create, read, update, delete

A behavioral state machine is a dynamic model that shows the different state through which a single ______ passes through its life in response to events, along with its responses and actions.

object.