Deck 8: Approaches to System Development

Question 1

Anytime people need to either record or communicate information,it is useful to create a model.

Answer 1

True

Question 2

All adaptive approaches include iterations.

Answer 2

True

Question 3

In incremental development,an increment is always completed in each iteration.

Answer 3

False

Question 4

Agile Modeling principles suggest that CASE tools should be used whenever possible.

Question 5

A project cannot have both predictive and adaptive elements.

Question 6

The predictive waterfall SDLC explicitly includes a support phase,but the adaptive SDLCs do not.

Question 7

An Agile Modeling practice used in incremental modeling is to create several models in parallel.

Question 8

In Agile Modeling,change is seen as the exception,not the norm.

Question 9

A project that has high technical risk should use the predictive approach.

Question 10

A tool is a software support that helps create models or other components required in the project.

Question 11

A model is a representation of an important aspect of the real world.

Question 12

Agile Modeling emphasizes creating only models that are necessary.

Question 13

In Agile Development,contracts include options for the customer to cancel if the project is not progressing,as measured by the incremental deliverables.

Question 14

The data flow diagram is used with the structured analysis system development technique.

Question 15

Adopting an Agile approach for a project is relatively easy.

Question 16

Structured programming and top-down programming are identical concepts.

Question 17

The modified waterfall approach requires overlapping phases.

Question 18

Maintaining simplicity in Agile Modeling eliminates the need for validating the models with code.

Question 19

The SDLC development approach taught in the textbook is a variation of the spiral model.

Question 20

Many systems being developed today combine traditional and object-oriented technology.

Question 21

A(n)____ is a representation of an important aspect of the real world.

A)methodology"
B)tool"
C)technique"
D)model"

Question 22

The term ____ refers to an approach that completes parts of a system in one or more iterations and puts them into operation for users.

A)incremental development"
B)adaptive development"
C)bottom-up development"
D)predictive development"

Question 23

A hierarchical program structure consisting of a boss or control module which calls submodules is called what?

A)traditional program structure"
B)top-down programming"
C)ordered program structure"
D)bottom-up programming"

Question 24

The term "____" means that work activities are done once,then again,and yet again.

A)agile modeling"
B)iteration"
C)waterfall approach"
D)incremental development"

Question 25

The _____ approach is an SDLC approach that assumes the output of each phase are frozen before moving on to the next phase.

A)iterative"
B)spiral model"
C)waterfall model"
D)prototyping"

Question 26

Object-oriented development includes a focus on both objects and processes.

Question 27

A(n)_____ provides guidelines to follow for completing every activity in systems development,including specific models,tools,and techniques.

A)predictive approach"
B)object-oriented analysis"
C)system development methodology"
D)systems development life cycle"

Question 28

An important way to measure the quality of a module in structured programming is by assessing its _____.

A)structured design"
B)top-down approach"
C)internal constructs"
D)cohesion and coupling"

Question 29

The objective of the ____ is to keep the system running productively during the years following its initial installation.

A)version release"
B)support phase"
C)maintenance phase"
D)deployment phase"

Question 30

The acronym SADT stands for what?

A)Software and Decoding Tools"
B)Systems Analysis and Development Tools"
C)Systems Analysis and Design Tools"
D)Structure Analysis and Design Technique"

Question 31

An approach to the SDLC that plans the project in advance and then progresses according to the plan is called what?

A)A predictive approach"
B)An adaptive approach"
C)An Agile approach"
D)A project management approach"

Question 32

A(n)____ program is one that has one beginning and one ending.

A)iterative"
B)incremental"
C)object-oriented"
D)structured"

Question 33

One main principle of structured design is that program modules should be designed so that they are ____.

A)highly cohesive"
B)tightly coupled"
C)tightly structured"
D)highly engineered"

Question 34

The key graphical model of the systems requirements used with structured analysis is the ____.

A)flowchart"
B)data flow diagram"
C)activity diagram"
D)structure chart"

Question 35

A graphical diagram whish shows the hierarchical organization of modules is called a(n)_______.

A)Entity relationship diagram (ERD)"
B)top-down chart"
C)structure chart"
D)data flow diagram"

Question 36

Which of the following is NOT one of the major activities of the support phase?

A)Training the users"
B)Maintaining the system"
C)Enhancing the system"
D)Supporting the users"

Question 37

The term "_______" is used to separate out some aspect of the real world that is important to understand when we build a model.

A)brainstorm"
B)synthesis"
C)analysis"
D)abstraction"

Question 38

An approach to the SDLC where the phases overlap is often referred to as the _______ approach.

A)modified waterfall"
B)waterfall"
C)modified predictive"
D)spiral"

Question 39

An adaptive approach to a development project is best used when _______.

A)the system has low technical risk"
B)the requirements are simple and the system is small"
C)the requirements are well understood"
D)the requirements are uncertain"

Question 40

A(n)"_______" is a guideline to help an analyst complete a specific task and often includes step-by-step instructions to do something such as how to create a model.

A)tool"
B)technique"
C)methodology"
D)SDLC"

Question 41

Name the programming approach where each module has one start point and one end point and uses only sequence,decision,and iteration.

Question 42

Using a(n)____________________ approach to the SDLC assumes requirements and needs for the planned system are uncertain

Question 43

Which of the following is NOT an Agile Modeling principle?

A)Minimize your modeling activity"
B)Know your models and how to use them"
C)Focus on content rather than representation"
D)Maintain core models to verify past decisions"

Question 44

A(n)_______ is used to show the interacting messages between objects that collaborate.

A)activity diagram"
B)class diagram"
C)sequence diagram"
D)data flow diagram"

Question 45

_____ consists of writing statements in a programming language to define what each type of object does.

A)OOP"
B)OOA"
C)OOD"
D)OOS"

Question 46

In Agile modeling what are the two important reasons for building models?

A)To understand what you are building and to communicate the solution"
B)To document a solution and to instruct other developers"
C)To communicate with the user and to obtain feedback"
D)To write good code and to design good databases"

Question 47

The primary structured analysis model that shows inputs,processes,storage,and outputs is called the ______.

Question 48

A(n)_____ approach to the SDLC is used when the exact requirements of a system or needs of users are not well understood.

A)predictive"
B)persistent"
C)incremental"
D)adaptive"

Question 49

The "_______" refers to software development using structured analysis and structured design models.

Question 50

The availability of support staff to assist users with technical or processing problems is called the _______.

Question 51

____ is a philosophy and set of guidelines for developing software in an unknown,rapidly changing environment.

A)Object-oriented development"
B)Refactoring"
C)Pair programming"
D)Agile development"

Question 52

One of the earliest adaptive SDLC approaches that cycles over and over again through development activities is called the _______.

Question 53

An example of a project phase in a predictive project is ____.

A)gathering information about the user's needs"
B)performing a project cost/benefit analysis"
C)planning the project"
D)drawing the system interface"

Question 54

Which of the following is a basic value of agile software development?

A)Following a plan over responding to change"
B)Working software over comprehensive documentation"
C)Processes and tools over individuals and interactions"
D)Contract negotiation over customer collaboration"

Question 55

A development approach in which the complete system structure is built but with minimum functionality is called the _______.

Question 56

Reuse is one of the primary benefits of using what type of development methodology?

A)Object-oriented"
B)Structured"
C)Top-down"
D)Iterative"

Question 57

The term "____________________" refers to related system development activities,which are grouped into categories of project planning,analysis,design,implementation,and support.

Question 58

What is the primary goal in Agile Modeling?

A)building model templates for future projects"
B)building multiple models"
C)focusing on representation with good models"
D)developing software"

Question 59

A method of executing the systems development life cycle (SDLC)which assumes rigid planning and final decision making at each step,is called the ____________________ approach.

Question 60

SADT stands for what?

Question 61

An SDLC approach that completes portions of the system in small increments across iterations and integrates it into the whole is called _____.

Question 62

What is the term used to describe a guiding philosophy in which only the models that are necessary,with a valid need and the right level of detail,are created.

Question 63

List the three constructs that are used for structured programming.

Question 64

List and briefly describe the three major activities that occur during the support phase.

Question 65

Explain the difference between "An approach to the SDLC" and "An approach to software construction."

Question 66

List at least 5 principles of Agile Modeling.

Question 67

What is the term used to describe an adaptive type of project that is both chaotic and controlled or ordered?

Question 68

What is the term used to describe system development based on the view that a system is a set of interacting objects that work together?

Question 69

A thing in an information system that responds to messages by executing functions or methods is called a(n)_______.

Question 70

A set of tools that work together to provide a comprehensive development and programming environment is called a(n)_____.

Question 71

In the structured approach the concept of dividing a complex program into a hierarchy of program modules is called _____.