Chapter Chapter15 Acquiring IT Applications and Infrastructure Multiple Choice 1 IT applications can be developed in which of the following ways a build the system in house b buy an ap by jvn42983

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									Chapter: Chapter15: Acquiring IT Applications and Infrastructure


Multiple Choice

1. IT applications can be developed in which of the following ways?
a) build the system in-house
b) buy an application and install it
c) lease software from an application service provider
d) outsource it
e) all of the above

Ans: ______

2. The information systems planning process proceeds in which order?
a) organization mission – organization strategic plan – IS strategic plan – new IT
architecture
b) organization mission – IS strategic plan – organization strategic plan – IS operational
plan
c) organization strategic plan – organization mission – IS strategic plan – new IT
architecture
d) IT architecture – IS strategic plan – organization strategic plan – organization mission
e) IS development projects – IS operational plan – new IT architecture – organization
mission

Ans: ______


3. A typical IS operational plan contains which of the following elements?
a) mission of the IS function
b) summary of the information needs of the functional areas and of the entire organization
c) IS function’s estimate of its goals
d) application portfolio
e) all of the above

Ans: ______


4. Which of the following is not a part of the typical IS operational plan?
a) mission of the IS function
b) organizational mission
c) IT architecture
d) application portfolio
e) IS function’s estimate of its goals

Ans: ______
5. Evaluating the benefits of IT projects is more complex than evaluating their costs for
which of the following reasons?
a) benefits are harder to quantify
b) benefits are often intangible
c) IT can be used for several different purposes
d) probability of obtaining a return from an IT investment is based on the probability of
implementation success
e) all of the above

Ans: ______


6. Evaluating the benefits of IT projects is more complex than evaluating their costs for all
of the following reasons except:
a) benefits are harder to quantify.
b) benefits are often tangible.
c) IT can be used for several different purposes.
d) probability of obtaining a return from an IT investment is based on the probability of
implementation success.

Ans: ______


7. The _______________ method converts future values of benefits to today’s value by
“discounting” them at the organization’s cost of funds.
a) net present value
b) cost-benefit analysis
c) return on investment
d) internal rate of return
e) business case approach

Ans: ______

8. The _______________ method measures the effectiveness of management in generating
profits with its available assets.
a) net present value
b) cost-benefit analysis
c) return on investment
d) internal rate of return
e) business case approach

Ans: ______


9. Which of the following are advantages of the buy option for acquiring IS applications?
a) many different types of off-the-shelf software are available
b) software can be tried out
c) saves time
d) company will know what it is getting
e) all of the above

Ans: ______

10. Which of the following is not an advantage of the buy option for acquiring IS
applications?
a) few types of off-the-shelf software are available, thus limiting confusion
b) software can be tried out
c) saves time
d) company will know what it is getting
e) all of the above

Ans: ______


11. Which of the following are disadvantages of the buy option for acquiring IS
applications?
a) Software may not exactly meet the company’s needs.
b) Software may be impossible to modify.
c) Company will not have control over software improvements.
d) Software may not integrate with existing systems.
e) all of the above

Ans: ______

12. Which of the following systems acquisition methods results in software that can be
tried out, has been used for similar problems in other organizations, and can save time?
a) systems development life cycle
b) prototyping
c) end-user development
d) buy option
e) object-oriented development

Ans: ______


13. Which of the following systems acquisition methods results in software that is
controlled by another company, may be difficult to enhance or modify, and may not
support desired business processes?
a) systems development life cycle
b) prototyping
c) end-user development
d) buy option
e) component-based development

Ans: ______

14. Which of the following systems acquisition methods forces staff to systematically go
through every step in the development process and has a lower probability of missing
important user requirements?
a) systems development life cycle
b) prototyping
c) end-user development
d) external acquisition
e) object-oriented development

Ans: ______


15. Which of the following systems acquisition methods is time-consuming, costly, and
may produce excessive documentation?
a) systems development life cycle
b) prototyping
c) end-user development
d) external acquisition
e) object-oriented development

Ans: ______


16. Place the stages of the systems development life cycle in order:
a) investigation – analysis – design – programming – testing – implementation – operation
– maintenance
b) investigation – design – analysis – programming – testing – implementation –
maintenance – operation
c) analysis – design – investigation – operation – maintenance – programming – testing –
implementation
d) investigation – analysis – design – programming – testing – maintenance – operation –
implementation

Ans: ______

17. The feasibility study addresses which of the following issues?
a) economic feasibility
b) technical feasibility
c) behavioral feasibility
d) all of the above
Ans: ______


18. The _______________ that changes are made in the systems development life cycle,
the _______________ expensive these changes become.
a) sooner, less
b) later, less
c) more frequently, more
d) more extensively, more
e) sooner, more

Ans: ______


19. _______________ feasibility determines if the hardware, software, and
communications components can be developed and/or acquired to solve the business
problem.
a) Technical
b) Economic
c) Organizational
d) Behavioral

Ans: ______


20. _______________ feasibility determines if the project is an acceptable financial risk
and if the organization can afford the expense and time needed to complete the project.
a) Technical
b) Economic
c) Organizational
d) Behavioral

Ans: ______


21. _______________ feasibility addresses the human issues of an information systems
project.
a) Technical
b) Economic
c) Organizational
d) Behavioral

Ans: ______


22. _______________ feasibility concerns a firm’s policies and politics, power structures,
and business relationships.
a) Technical
b) Economic
c) Organizational
d) Behavioral

Ans: ______


23. Which of the following is not a part of systems analysis?
a) definition of the business problem
b) identification of the causes of, and solution to, the business problem
c) identification of the information requirements that the solution must satisfy
d) identification of the technical specifications of the solution

Ans: ______


24. Systems analysts use which of the following techniques to obtain the information
requirements for the new system?
a) direct observation
b) structured interviews
c) unstructured interviews
d) document analysis
e) all of the above

Ans: ______


25. Which of the following is not a technique used to obtain the information requirements
for the new system?
a) direct observation
b) structured interviews
c) unstructured interviews
d) use the system themselves
e) document analysis

Ans: ______


26. Which of the following are problems associated with eliciting information
requirements?
a) Business problems may be poorly defined.
b) Users may not know exactly what the business problem is.
c) Users may disagree with each other.
d) The problem may not be related to information systems.
e) all of the above

Ans: ______


27. _______________ is the systems development stage that determines how the
information system will do what is needed to solve the business problem.
a) Systems design
b) Systems analysis
c) Systems implementation
d) Systems development
e) Operation and maintenance

Ans: ______


28. Logical systems design refers to _______________, while physical systems design
refers to _______________.
a) the collection of user requirements, the development of software
b) what the system will do, how the tasks are accomplished
c) how the tasks are accomplished, what the system will do
d) the order of task accomplishment, how the tasks are accomplished
e) operation of the system, debugging the system

Ans: ______


29. Systems design answers the question: _______________:
a) How will the information system do what it must to obtain a solution to the business
problem?
b) Why must the information system do what it must to obtain a solution to the business
problem?
c) What is the problem the information system must address?
d) Who will benefit from use of the information system being developed?
e) What is the effective operational life of the system?

Ans: ______

30. When users ask for added functionality during a systems development project, this is
called:
a) user-defined software.
b) scope creep.
c) bloatware.
d) out-of-control project.
e) runaway project.
Ans: ______


31. Structured design advocates the use of software modules. Which of the following
items are advantages of this approach?
a) Modules can be reused.
b) Modules cost less to develop.
c) Modules are easier to modify.
d) all of the above

Ans: ______


32. Structured programming includes which of the following restrictions?
a) Each module has one, and only one, function.
b) Each module has one entrance and one exit.
c) no GOTO statements allowed
d) has only three techniques: sequence, decision, and loop
e) all of the above

Ans: ______

33. Which of the following is not a restriction of structured programming?
a) Each module has multiple functions.
b) Each module has one entrance and one exit.
c) no GOTO statements allowed
d) has only three techniques: sequence, decision, and loop
e) none of the above

Ans: ______

34. In structured programming’s _______________ structure, the logic flow branches
depending on certain conditions being met.
a) decision
b) sequence
c) application
d) return
e) parallel

Ans: ______

35. In structured programming’s _______________ structure, the software executes the
same program, or parts of it, until certain conditions are met.
a) decision
b) sequence
c) application
d) return
e) parallel

Ans: ______

36. _______________ conversion is the process where the old system and the new system
operate simultaneously for a period of time.
a) Parallel
b) Direct
c) Pilot
d) Phased

Ans: ______

37. _______________ conversion is the process where the old system is cut off and the
new system is turned on at a certain point in time.
a) Parallel
b) Direct
c) Pilot
d) Phased

Ans: ______

38. _______________ conversion is the process where the new system is introduced in one
part of the organization.
a) Parallel
b) Direct
c) Pilot
d) Phased

Ans: ______

39. _______________ conversion is the process where components of the new system are
introduced in stages.
a) Parallel
b) Direct
c) Pilot
d) Phased

Ans: ______


40. The riskiest type of conversion process is:
a) parallel.
b) direct.
c) pilot.
d) phased.

Ans: ______


41. If a firm shuts down its old COBOL legacy system and starts up the new PeopleSoft
ERP system immediately, this is called _______________:
a) phased conversion
b) direct conversion
c) parallel conversion
d) pilot conversion

Ans: ______


42. As systems age, maintenance costs _______________.
a) decrease
b) increase
c) stay the same
d) remain negligible
e) are not considered

Ans: ______


43. Maintenance includes which of the following types of activities?
a) debugging
b) updating the system to accommodate changes in business conditions, but not adding
functionality
c) adding new functionality to the system
d) all of the above

Ans: ______


44. Which of the following systems acquisition methods helps clarify user requirements,
promotes genuine user participation, and may produce part of the final system?
a) systems development life cycle
b) prototyping
c) end-user development
d) external acquisition
e) component-based development

Ans: ______
45. Which of the following systems acquisition methods may encourage inadequate
problem analysis, is not practical with large numbers of users, and may result in a system
with lower quality.
a) systems development life cycle
b) prototyping
c) end-user development
d) external acquisition
e) component-based development

Ans: ______


46. The _______________ approach to systems development defines an initial list of user
requirements, then develops the system in an iterative fashion.
a) integrated computer-assisted software engineering
b) joint application design
c) rapid application development
d) prototyping
e) systems development life cycle

Ans: ______


47. The _______________ approach to systems development is a group-based tool for
collecting user requirements.
a) integrated computer-assisted software engineering
b) joint application design
c) rapid application development
d) prototyping
e) systems development life cycle

Ans: ______

48. The _______________ approach to systems development uses specialized tools to
automate many of the tasks in the systems development life cycle.
a) integrated computer-assisted software engineering
b) joint application design
c) rapid application development
d) prototyping

Ans: ______


49. Which of the following is not an advantage of the Joint Application Design approach to
systems development?
a) involves fewer users in the development process
b) saves time
c) greater user acceptance of the new system
d) can produce a system of higher quality

Ans: ______


50. Computer-aided software engineering tools provide which of the following
advantages?
a) can produce systems with longer effective operational lives
b) can produce systems that more closely meet user requirements
c) can speed up the development process
d) can produce systems that are more adaptable to changing business conditions
e) all of the above

Ans: ______

51. Which of the following is not an advantage of computer-aided software engineering
tools?
a) can produce systems with longer effective operational lives
b) can produce systems that more closely meet user requirements
c) can require fewer developers
d) can speed up the development process

Ans: ______


52. Computer-aided software engineering tools provide which of the following
disadvantages?
a) produce initial systems that are more expensive to build and maintain
b) require more extensive and accurate definition of user requirements
c) difficult to customize
d) difficult to use with existing systems
e) all of the above

Ans: ______


53. Which of the following is not a disadvantage of computer-aided software engineering
tools?
a) produce initial systems that are more expensive to build and maintain
b) require more extensive and accurate definition of user requirements
c) require more developers
d) difficult to customize
Ans: ______


54. Advantages of Rapid Application Development include which of the following?
a) active involvement of users in the development process
b) faster development process
c) system better meets user needs
d) reduction in training costs
e) all of the above

Ans: ______


55. Which of the following systems acquisition methods bypasses the IT department,
avoids delays, and results in increased user acceptance of the new system?
a) systems development life cycle
b) prototyping
c) end-user development
d) external acquisition
e) component-based development

Ans: ______

56. Which of the following systems acquisition methods may eventually require
maintenance assistance from the IT department, produce inadequate documentation, and
result in a system with inadequate interfaces to existing systems?
a) systems development life cycle
b) prototyping
c) end-user development
d) external acquisition
e) component-based development

Ans: ______

57. Which of the following is the most difficult and crucial task in evaluating a vendor and
a software package?
a) identifying potential vendors
b) determining the evaluation criteria
c) evaluating vendors and packages
d) choosing the vendor and package
e) negotiating a contract

Ans: ______


True/False
1. Organizations typically move slowly to acquire new information technologies due to the
risks involved.

Ans: ______

2. Organizations today can buy, lease, or build their own information systems.

Ans: ______


3. The first step in the IT acquisition process is to create the IT architecture.

Ans: ______


4. The IT development process is complex.

Ans: ______


5. The application portfolio in an organization is a set of recommended applications
resulting from the planning and justification process in application development.

Ans: ______


6. The application portfolio in an organization is a set of recommended applications
resulting from IT architecture creation process in application development.

Ans: ______


7. Planning the acquisition of IT resources starts with technical details of the proposed
application.

Ans: ______


8. Planning the acquisition of IT resources starts with an analysis of the organization’s
strategic plan.

Ans: ______


9. The IT planning process begins with an analysis of the organization’s IT infrastructure.
Ans: ______


10. The organizational strategic plan is the only input needed in developing the IT strategic
plan.

Ans: ______


11. The IT architecture delineates the way an organization’s information resources should
be used to accomplish its mission.

Ans: ______


12. The IT infrastructure delineates the way an organization’s information resources
should be used to accomplish its mission.

Ans: ______


13. The IT architecture includes both technical and managerial aspects of information
resources.

Ans: ______


14. The IT architecture includes only the managerial aspects of information resources.

Ans: ______


15. The IT strategic plan is a set of long-range goals that describe the IT infrastructure and
major IS initiatives needed to achieve the goal of the organization.

Ans: ______


16. The IT strategic plan states the mission of the IS department.

Ans: ______

17. The IT infrastructure states the mission of the IS department.

Ans: ______
18. The IS operational plan is a set of projects that will be executed by the IS department
and by functional area managers.

Ans: ______

19. Fixed costs include infrastructure cost, cost of IT services, and IT management cost.

Ans: ______


20. The cost of a system continues after it is installed.

Ans: ______

21. Resistance to a new information system may be overt or covert.

Ans: ______


Short Answer



1. Differentiate between the IT strategic plan and the IS operational plan.


2. Discuss tangible and intangible benefits of a proposed system.


3. Describe the various methods of conducting cost-benefit analyses.


4. What is the waterfall approach to systems development?


5. Describe the feasibility study of the SDLC.


6. Compare and contrast the systems analysis and systems design phases of the SDLC.


7. Describe good-enough software.

8. Compare and contrast rapid application development and joint application design.
9. What are application service providers and how do they differ from outsourcing?

10. Describe the vendor selection process.

								
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