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COSC 4321 Chapter 4

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

The ____ phase of the SDLC includes four main activities: requirements modeling, data and process modeling, object modeling, and consideration of development strategies.
a.
systems planning
c.
systems design
b.
systems analysis
d.
systems implementation
 

 2. 

One of the main activities in the systems analysis phase is ____ modeling, which involves fact-finding to describe the current system and identification requirements for the new system.
a.
objective
c.
goal-based
b.
requirements
d.
user-based
 

 3. 

____ enable a systems analyst to identify a problem, evaluate the key elements, and develop a useful solution.
a.
Analytical skills
c.
Interpersonal skills
b.
Artistic skills
d.
Confrontational skills
 

 4. 

Greater user involvement in the system development process usually results in ____.
a.
poorer communication
c.
slower development times
b.
more satisfied users
d.
both b and c
 

 5. 

____ are especially important to a systems analyst who must work with people at all organizational levels, balance conflicting needs of users, and communicate effectively.
a.
Analytical skills
c.
Interpersonal skills
b.
Artistic skills
d.
Confrontational skills
 

 6. 

A(n) ____ is a UML technique that visually represents the interaction between users and an information system.
a.
TCO
c.
use case diagram
b.
data schematic
d.
user-based flowchart
 

 7. 

In a use case diagram, the user becomes a(n) ____, with a specific role that describes how he or she interacts with a system.
a.
agent
c.
interlocutor
b.
actor
d.
master
 

 8. 

A(n) ____ diagram shows the timing of interactions between objects as they occur.
a.
timing
c.
orientation
b.
ordering
d.
sequence
 

 9. 

The term ____ refers to a system’s ability to handle increased business volume and transactions in the future.
a.
scalability
c.
compatibility
b.
reliability
d.
applicability
 

 10. 

In a(n) ____ structure, which usually is based on interpersonal relationships, some people have more influence or knowledge than appears on an organization chart.
a.
spontaneous
c.
informal
b.
unstructured
d.
open-ended
 

 11. 

In an interview, ____ limit or restrict the response.
a.
open-ended questions
c.
leading questions
b.
closed-ended questions
d.
range-of-response questions
 

 12. 

In an interview, ____ are questions that ask a person to evaluate something by providing limited answers to specific responses or on a numeric scale.
a.
open-ended questions
c.
leading questions
b.
closed-ended questions
d.
range-of-response questions
 

 13. 

If an interviewee gives only short or incomplete responses to open-ended questions, a systems analyst should do all of the following EXCEPT ____.
a.
switch to closed-ended questions
b.
give the interviewee easy access to supporting material that might be needed
c.
try rephrasing open-ended questions into those types of questions
d.
switch to questions with a range of responses
 

 14. 

When studying an information system, examples of actual documents should be collected using a process called ____.
a.
stratification
c.
indexing
b.
randomization
d.
sampling
 

 15. 

When preparing a representative sample from a list of 200 customers who complained about errors in their statements, a ____ might select every tenth customer for review.
a.
systematic sample
c.
random sample
b.
stratified sample
d.
comprehensive sample
 

 16. 

When preparing a representative sample from a list of 200 customers who complained about errors in their statements, a ____ could ensure the sample is balanced geographically by selecting five customers from each of four zip codes.
a.
systematic sample
c.
random sample
b.
stratified sample
d.
comprehensive sample
 

 17. 

A common tool for showing the distribution of a questionnaire or sampling results is a vertical bar chart called a(n) ____.
a.
flowchart
c.
agile method
b.
histogram
d.
Venn diagram
 

 18. 

A ____, such as Microsoft Outlook or Lotus Organizer, can help manage meetings, interviews, appointments, and deadlines and provide a personal calendar and a to-do list, with priorities and the capability to check off completed items.
a.
PIM
c.
PDA
b.
laptop
d.
Visio
 

True/False
Indicate whether the statement is true or false.
 

 19. 

Each activity within the systems analysis phase has an end product and one or more milestones.
 

 20. 

Because it is linked to a specific development methodology, systems developers use JAD whenever group input and interaction is not desired.
 

 21. 

System requirements serve as benchmarks to measure the overall acceptability of a finished system.
 

 22. 

When fact-finding, asking what is being done is the same as asking what could or should be done.
 

 23. 

Knowledge of a company’s formal and informal structures helps a systems analyst determine the people to interview during the systems analysis phase.
 

 24. 

In the early stages of systems analysis, interviews usually focus on specific topics, but as the fact-finding process continues, the interviews are more general.
 

 25. 

When conducting an interview, after asking a question, allow the person enough time to think about the question and arrive at an answer.
 

 26. 

Although taking notes during an interview has both advantages and disadvantages, the accepted view is that note taking should be extensive.
 

 27. 

System documentation always is up to date.
 

 28. 

When designing a questionnaire, arrange questions in a random order, intermixing simple and more complex topics.
 

 29. 

The main objective of a sample is to ensure that it represents the overall population accurately.
 

 30. 

A single site visit usually gives true pictures, so it is unnecessary to visit more than one installation.
 

Completion
Complete each statement.
 

 31. 

The deliverable, or end product, of the systems analysis phase is a(n) ____________________, which is an overall design for the new system.
 

 

 32. 

A(n) ____________________ is a characteristic or feature that must be included in an information system to satisfy business requirements and be acceptable to users.
 

 

 33. 

When phrasing interview questions, a systems analyst should avoid ____________________ that suggest or favor a particular reply.
 

 

 34. 

The process of concentrating on what is said in an interview and noticing any nonverbal communication that takes place is called ____________________.
 

 

 35. 

A questionnaire can be a traditional paper form, or a(n) ____________________ can be created and data collected on the Internet or a company intranet.
 

 

Matching
 
 
Identify the letter of the choice that best matches the phrase or definition.
a.
TCO
f.
open-ended
b.
closed-ended
g.
CASE tool
c.
agile method
h.
pool
d.
FDD
i.
UML
e.
RAD
j.
scalable
 

 36. 

These methods develop a system incrementally, by building a series of prototypes and constantly adjusting them to user requirements.
 

 37. 

One of its risks is that a system might work well in the short term, but the corporate and long-term objectives for the system might not be met.
 

 38. 

In BPMN terminology, the overall diagram.
 

 39. 

Creating one of these is similar to drawing an organization chart.
 

 40. 

Provides various graphical tools, such as use case diagrams and sequence diagrams.
 

 41. 

This kind of system offers a better return on initial investment because it will have a longer useful life.
 

 42. 

In determining this, one problem is that cost estimates tend to understate costs such as user support and downtime productivity losses.
 

 43. 

Kinds of questions that are useful when a systems analyst wants to understand a larger process or draw out the interviewee’s opinions, attitudes, or suggestions.
 

 44. 

Systems analysts use this kind of question when they want information that is more specific or to verify facts.
 

 45. 

If one of these is available, analysts can use it to develop models and enter documentation from the JAD session.
 



 
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