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systems planning phase - Ans✔✔-In the model of the SDLC shown in the
accompanying figure, the ____ usually begins with a formal request to the IT
department, called a systems request, which describes problems or desired
changes in an information system or a business process.
business model - Ans✔✔-A ____, or requirements model, describes the
information that a system must provide.
enterprise applications - Ans✔✔-Examples of company-wide applications,
called ____, include order processing systems, payroll systems, and company
communications networks.
Modeling - Ans✔✔-____ is a systems development technique that produces a
graphical representation of a concept or process that systems developers can
analyze, test, and modify.
,O-O - Ans✔✔-Whereas structured analysis treats processes and data as
separate components, ____ combines data and the processes that act on the
data into things called objects.
process-centered - Ans✔✔-Because it focuses on processes that transform data
into useful information, structured analysis is called a(n) ____ technique.
waterfall model - Ans✔✔-Traditionally, the SDLC is pictured as a(n) ____, like
that shown in the accompanying figure, where the result of each phase, which
is called a deliverable or end product, flows sequentially into the next phase.
object-oriented analysis - Ans✔✔-The ____ method of developing systems
produces code that is modular and reusable.
SDLC - Ans✔✔-Structured analysis is a traditional systems development
technique that uses a series of phases, called the ____, to plan, analyze, design,
implement, and support an information system.
provide direction, necessary resources, and performance feedback to
supervisors and team leaders - Ans✔✔-In a typical company organizational
model, middle managers ____.
adaptive - Ans✔✔-The ____ method of developing systems stresses team
interaction and reflects a set of community-based values.
tries to decide how the system will be implemented before determining what
the system is supposed to do - Ans✔✔-In launching a new information system,
the greatest risk occurs when a company ____.
, systems support and security - Ans✔✔-In the model of the SDLC shown in the
accompanying figure, during ____, the IT staff maintains, enhances, and
protects the system.
methods - Ans✔✔-In object-oriented design, built-in processes called ____ can
change an object's properties.
business process reengineering (BPR) - Ans✔✔-When companies attempt to
simplify operations or reduce costs, a popular strategy is to have managers and
systems analysts perform ____.
business process modeling - Ans✔✔-Systems analysts use a process called ____
to represent a company's operations and information needs.
Legacy systems - Ans✔✔-When planning an information system, a company
must consider how a new system will interface with older systems, which are
called ____.
24 months - Ans✔✔-Over 40 years ago, a concept called Moore's Law
accurately predicted that computer processing power would double about
every ____.
include e-mail, voice mail, fax, video conferencing, word processing, automated
calendars, database management, spreadsheets, and high-seed Internet access
- Ans✔✔-User productivity systems ____.