System Analysis and Design

1. The _____ is generated by the department or person that has an idea for a new information system.

(Points: 1)
feasibility analysis
gradual refinement
project sponsor
system request
work plan

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2. The principal disadvantages(s) with the waterfall development methodology is (are) _______.

(Points: 1)
a long time elapses between completion of the system proposal and the delivery of the system
it identifies system requirements long before programming begins
it minimizes changes to the requirements as the project proceeds
the design must be completely specified on paper before programming begins
a long time elapses between completion of the system proposal and the delivery of the system and the design must be completely specified on paper before programming begins

3. During which phase of the SDLC should the analyst determine the who, what, where, when, and how of the current system? (Points: 1)
Designing the System
Analyzing the System
none of the above
Evaluating the System

4. Workflow analysis tends to focus most strongly on: (Points: 1)
the people who perform the work.
the policies influencing decision making.
the actual work or tasks being completed.
the data used within the system.

5.
The creation of a design prototype that is not a working information system, but represents a part of the system that needs additional refinement happens with the prototyping methodology.

(Points: 1)
True
False

6.
1. The primary advantage of the Waterfall Development methodology is requirements are completely specified and held relatively constant prior to programming.

(Points: 1)
True
False

7.
_____ means that the same message can be interpreted differently by different classes of objects.

(Points: 1)
Inheritance
Encapsulation
Polymorphism

Information Hiding

Dynamic Binding

8. Which of the steps in interview preparation should be performed first? (Points: 1)
Decide whom to interview.
Read background material.
Decide on question types and interview structure.
Prepare the interviewee.

9. The biggest difference between collecting data by questionnaire or by interview is: (Points: 1)
questionnaires are easier and faster to design, administer, and analyze than are interviews.
questions on questionnaires cannot be open-ended; interviews can include open-ended questions.
interviews are interactive and meanings can be clarified; questionnaires are not so interactive.
questionnaires can only be distributed to a small number of people; interviews can involve a wider number of respondents.

10. Which of these is not a recommended task in designing observation activities? (Points: 1)
Deciding what activities to observe.
Decide at what level of concreteness activities are to be observed.
Notify all who will be observed so they can clean their offices, dress up for the observation, and generally spruce things up.
Prepare appropriate scales, checklists, and other materials for conducting the observations.

11. What is an advantage gained from the use of data flow diagrams rather than narratives to represent the information requirements of a system? (Points: 1)
Users will immediately understand the diagrams with no need for explanation or training.
Data flow diagrams are not able to be easily understood by users.
The diagrams are an excellent way to represent the system graphically without committing to a specific technical implementation.
Data flow diagrams represent systems only in extremely simple terms.

12.
The objective of UML is to provide diagramming techniques in the analysis and design phases that easily translate to Java code during the implementation phase.

(Points: 1)
True
False

13.
_________ diagrams represent the things, concepts or ideas that are contained in an application.

(Points: 1)
Activity diagrams
Sequence diagrams
Class diagrams
Deployment diagrams
Interaction diagrams

14.
Feasibility analysis may be defined as a(n)_____.

(Points: 1)
assessment of ability of the ultimate users of the system to accept the system and incorporate it into the ongoing operations of the organization
determination of the extent to which the system can be technically designed, developed, and installed
guide to determining whether to proceed with a project
identification of only the costs and benefits associated with the project
none of the above

15.
Which of the following factors would tend to increase the technical risk of a project?

(Points: 1)
familiarity with the technology
large project size
creating an application that is familiar to the users and analysts
small project size
the number of other applications under development in the firm

16.
Examples of development costs include all EXCEPT _____.

(Points: 1)
consultant fees
hardware expenses
salaries for the project team
software licensing fees
none of the above

17.
If end users feel fearful or threatened by a proposed new system, this factor should be included as a part of the _____.

(Points: 1)
economic feasibility assessment
organizational feasibility assessment
system proposal
system request
technical feasibility assessment

18.
A critical success factor for project management is to _____.

(Points: 1)
create a work plan
follow the three steps of project management
identify most project tasks
manage the hundreds of tasks
start with a realistic assessment of the work

19.
Diane needs to create a work plan for an upcoming systems project. She must first _____.

(Points: 1)
estimate the hours and request deliverables
identify the tasks and estimate the time needed to complete them
initiate the project and create the project management assessment
make tradeoffs and set conservative numbers
timebox the completion date

20.
The process of assigning values for the time and effort needed to perform a system project is called _____.

(Points: 1)
analysis
estimation
identifying
planning
preparation

21.
Kathryn has little experience estimating the time it will take to complete a systems project. She has just completed the planning phase of the project. What method should she use to estimate the time required to build the system?

(Points: 1)
adjusted project complexity
function points
industry standards
Microsoft Project
more complex approach

22.
A(n) ____________ is a measure of program size based on the number and complexity of inputs, outputs, queries, files, and program interfaces.

(Points: 1)
function point
line of code
project plan
standard module
workplan

23.
Root cause analysis attempts to find solutions for the business problems.

(Points: 1)
True
False

24.
A systems analyst is participating in an exchange of services with another organization. First, the analyst visits the partner organization, studies and evaluates their systems, and recommends changes and improvements. Then, a team of analysts from the partner organization visits the analyst’s organization and performs the same service. This process is an example of benchmarking.

(Points: 1)
True
False

25.
What information-gathering strategy enables the analyst to see the reality of the situation rather than listen to others describe it?

(Points: 1)
document analysis
interviewing
joint application design (JAD) sessions
observation
questionnaires

26.
The information gathering technique that is most effective in combining information from a variety of perspectives, building consensus, and resolving discrepancies is a(n) _____.

(Points: 1)
document analysis
interview
joint application development
observation
questionnaire

27.
Which of the following analysis strategies incurs the highest risk yet has the potential to provide high value to the business?

(Points: 1)
Business Process Automation
Business Process Improvement
Business Process Reengineering
Business Process Renovation
Root cause analysis

28.
The goal of ______ analysis strategy is to make minor or moderate changes to the business processes so that they will become more efficient and effective.

(Points: 1)
business process automation
business process benchmarking
business process reengineering
business process systemization
business process improvement

29.
_______ is an example of functional requirements.

(Points: 1)
The system should work with any web browser
The system should load any web page within 3 seconds
Customers should be able to see their orders after authentication
The system should comply with the company’s policy of buying all PCs and servers from Dell
The system should be able to search all available inventory in order to determine whether a product can be made by a given date

30.
A scenario is the same as a(n) _____.

(Points: 1)
use case
relationship
path through a use case
collection of use cases
role

31.
Each use case describes _____ function(s) in which users interact with the system.

(Points: 1)
one
one or more
many
zero, one, or more
all

32.
The importance level of a use case increases for all of the following characteristics of the use case EXCEPT _____.

(Points: 1)
the use case represents an important business process
the use case supports revenue generation
the technology is proven
the functionality is complex

the functionality is time-critical

33.
The _____ relationship in use cases allows use cases to support the concept of inheritance.

(Points: 1)
association
extend
include
generalization
none of the above

34.
Which of the following relationships describe the communication between the use case and the actors?

(Points: 1)
association relationship
extend relationship
include relationship
generalization relationship
none of the above

35.
Which of the relationship types in use cases enables functional decomposition?

(Points: 1)
association relationship
extend relationship
include relationship
generalization relationship
decompose relationship

36.
Use cases are the primary drivers for all of the UML diagramming techniques.

(Points: 1)
True
False

37.
Each object has _______ that specify information about the object.

(Points: 1)
Methods
Messages
Procedures
Other objects
Attributes

38.
________ allow the analyst to model the processes in an information system.

(Points: 1)
Package diagrams
Deployment diagrams
Component diagrams
Class diagrams
Activity diagrams

39.
Agile development approach is considered a special case of RAD approach to developing systems.

(Points: 1)
True
False

40.
In which phase of the SDLC is the system proposal developed?

(Points: 1)
analysis
design
implementation
planning
system delivery

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https://brainmass.com/computer-science/user-interface/system-analysis-and-design-103257
Solution Preview
System Analysis and Design
——————————————————————————–

1.
The __system request__ is generated by the department or person that has an idea for a new information system.

(Points: 1)
feasibility analysis
gradual refinement
project sponsor
system request
work plan

2.
The principal disadvantages(s) with the waterfall development methodology is (are) __a long time elapses between completion of the system proposal and the delivery of the system and the design must be completely specified on paper before programming begins
_____.

(Points: 1)
a long time elapses between completion of the system proposal and the delivery of the system
it identifies system requirements long before programming begins
it minimizes changes to the requirements as the project proceeds
the design must be completely specified on paper before programming begins
a long time elapses between completion of the system proposal and the delivery of the system and the design must be completely specified on paper before programming begins

3. During which phase of the SDLC should the analyst determine the who, what, where, when, and how of the current system? (Points: 1)
Designing the System
Analyzing the System
none of the above
Evaluating the System

Answer: none of the above
Definition (immediately after Planning Phase) Phase of the SDLC defines exactly what, who, when and how the project will be carried out. This Phase will take the deliverable from the previous Phase (Project Charter), expand on the high-level project outline and provide a specific and detailed project definition.

4. Workflow analysis tends to focus most strongly on: (Points: 1)
the people who perform the work.
the policies influencing decision making.
the actual work or tasks being completed.
the data used within the system.

Anser: the actual work or tasks being completed.

5.
The creation of a design prototype that is not a working information system, but represents a part of the system that needs additional refinement happens with the prototyping methodology.

(Points: 1)
True
False

Answer: True

6.
1. The primary advantage of the Waterfall Development methodology is requirements are completely specified and held relatively constant prior to programming.

(Points: 1)
True
False

Answer: True

7.
___Polymorphism__ means that the same message can be interpreted differently by different classes of objects.

(Points: 1)
Inheritance
Encapsulation
Polymorphism

Information Hiding

Dynamic Binding

Answer: Polymorphism

8. Which of the steps in interview preparation should be performed first? (Points: 1)
Decide whom to interview.
Read background material.
Decide on question types and interview structure.
Prepare the interviewee.

Answer: Decide on question types and interview structure.

9. The biggest difference between collecting data by questionnaire or by interview is: (Points: 1)
questionnaires are easier and faster to design, administer, and analyze than are interviews.
questions on questionnaires cannot be open-ended; interviews can include open-ended questions.
interviews are interactive and meanings can be clarified; questionnaires are not so interactive.
questionnaires can only be distributed to a small number of people; interviews can involve a wider number of respondents.

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