Requirements Modeling

Question 1

Types of Actors?

Answer 1

Primary Actor
Supporting Actor
Offstage Actor

Question 2

What is Primary Actor?

Answer 2

A type of user of the system under discussion that uses the system in order to achieve a goal

Question 3

What is a Supporting Actor?

Answer 3

An actor that provides a service to the system under discussion

Question 4

What is an Offstage Actor?

Answer 4

A stakeholder that does not interact directly with a system but has interest in it

Question 5

Requirements are?

Answer 5

Use-Case Driven

• Use-case Determines the requirements of the system
• Use-cases are organized and described in a use-case model
• Use-cases are analyzed to determine the concepts that form the domain model

Question 6

Implementation is?

Answer 6

Architecture centric

Question 7

Design model is broken down into?

Answer 7

Packages

Question 8

What are Package Dependencies used for?

Answer 8

They are used to visualize and constrain dependencies between their respective elements

Question 9

Elements of the same package must be?

Answer 9

Highly cohesive

Question 10

What is Static Perspective?

Answer 10

Structure

Classes, interfaces and their relationships grouped into packages, subsystems which turn are grouped into layers.

Question 11

What is Dynamic Perspective?

Answer 11

Behaviour

Objects, links, timelines, threads, processes

Question 12

What is Collaborations?

Answer 12

Collaborations combine static/structural with dynamic / behavioural modeling.
Collaborations do not own the collaborating elements

Question 13

2 scopes of Class Member scope?

Answer 13

Instance Scope

Static Scope

Question 14

Instance Scope?

Answer 14

Denotes members whose value is different in each instance of the owner class

Question 15

Static Scope?

Answer 15

Denotes members whose value is shared by all instances of the owner class

Question 16

List Attribute Property Modifiers

Answer 16

readOnly
union
redefines
ordered, unordered, unique, nonunique
id

Question 17

What is Attribute?

Answer 17

An association between two classes implies the existence of an attribute

Question 18

Operation Properties?

Answer 18

Query
Leaf
Sequential
Guarded
Concurrent
Redefines
Ordered

Question 19

Class Relationships?

Answer 19

Dependencies
Associations
Generalization
Realization

Question 20

What is an Active Class?

Answer 20

An active class is a class whose instances are active objects that own their own processes or thread of execution.