Chapter 6 1)Which of the following terms best describe a logical model that shows the object classes and relationships involved in a use case?   2 When objects within a class can be grouped into more specific categories within a class, the specific categories are referred to as which of the following? 3 What is used to define specific tasks that an object can perform in an information system? 4 An external entity initiates a use case by requesting the system to perform a function or process

Chapter 6

1)Which of the following terms best describe a logical model that shows the object classes and relationships involved in a use case?

2 When objects within a class can be grouped into more specific categories within a class, the specific categories are referred to as which of the following?

3 What is used to define specific tasks that an object can perform in an information system?

4 An external entity initiates a use case by requesting the system to perform a function or process. What is another name for the external entity?

5 In object-oriented analysis, what enables an object to derive one or more of its attributes from another object?

6 In an information system, what is used to represent a real person, place, event, or a transaction?

7 A specific attribute that describes the object's current status is known as which of the following?

8 In object-oriented analysis, which term describes a command that tells an object to perform a certain method?

9 Characteristics that describe an object is known as which of the following?

10 What type of diagram resembles a horizontal flowchart and shows the order in which actions take place and identify the outcomes?

11 A class is a group of similar objects. What term is used to describe a specific member of a class?

12 When objects share common attributes and methods, these objects can be grouped together and referred to as which of the following?

13 What part of a sequence diagram represents the time during which the object above it is able to interact with the other objects in the use case?

14 In object-oriented analysis, what enables objects to communicate and interact as they perform business functions and transactions required by the system?

15 When creating a use case diagram, what is the first step?