Chapter 7 – Exam 3

question

In what SDLC stage do we determine the business needs for an information systems project?
answer

The design phase
question

System design is the determination of the overall system architecture-consisting of a set of physical processing components, _______________, and the communication among them-that will satisfy the system’s essential requirements.
answer

hardware, software, and people
question

In the initial stage of design, what are business requirements converted into?
answer

System Requirements
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Where are the decisions stored that are made regarding the hardware and software that will be purchased to support the new system?
answer

Hardware and Software Specification
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The system inputs and outputs will be designed along with a plan or__________ of the way the system’s features will be navigated.
answer

Roadmap
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_______ repository entries are updated to reflect specific technology decisions as they are made.
answer

CASE
question

Which of the following lists indicates the correct ordering of deliverables in a system specification document?
answer

System Acquisition Weighted Alternative Matrix, Interface Design, Physical Data Model, Data Storage Design
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If on a limited time budget, the best way to be sure you remain efficient and effective in designing a system is to utilize the ____________.
answer

RAD and Timeboxing Techniques
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For efficiency purposes, it is wise to___________ when there is a basic software need to be satisfied.
answer

Purchase a packaged system
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Workarounds are:
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Not supported by a vendor who supplied the software
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Systems Integration refers to:
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Combining packaged software, the legacy system and new software
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What makes systems integration so difficult?
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Bringing legacy system data and new data together
question

Another name for custom development might be:
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In-house development
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Which is probably true about packaged software
answer

The business need is common
question

Outsourcing firms called _____________ supply software applications and/or software related services through the Internet.
answer

Application Service Providers (ASPs)
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A time and arrangements deal is considered:
answer

Very flexible
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Fixed-price contracts are considered:
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Very rigid
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Custom development is used when:
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The business need is unique
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Packaged systems are used when:
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The project has a project manager who can coordinate vendor efforts
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Application service providers might be best associated with:
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Outsourcing
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Outsourcing is used when:
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The business need is not core to the business
question

Requests for Proposals (RFPs) serve what purpose?
answer

Solicit information from providers
question

The following document is utilized with possible vendors on projects with smaller budgets, instead of sending a lengthy document to all possible vendors:
answer

Request for Information (RFI)
question

Which of the following is normally NOT done in the design phase of the SDLC?
answer

Logical DFDs and ERDs are converted into physical DFDs and ERDs
question

If (a) the business need is unique, (b) there is a desire to build in-house skills; (c) the time frame is flexible, it might be best to:
answer

Do in-house / custom development
question

If (a) the business need is common; (b) the skills needed are not strategic; (c) the time frame is short; it might be best to:
answer

Purchase a software package
question

One problem with using packages software systems is:
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The company has to accept the functionality that is provided with the system
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An advantage of custom development might be:
answer

You get a system that is tailored to the current business and meets specific needs
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Which is NOT a factor in choosing a development option?
answer

Data base normalization
question

In terms of project management, which option might require excellent project management skills and a proven methodology?
answer

Doing custom development

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