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Modeling and Analysis of Stochastic Systems 3rd Edition By Vidyadhar G. Kulkarni
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Modeling and Analysis of Stochastic Systems 3rd Edition By Vidyadhar G. Kulkarni
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Modeling and Analysis of Stochastic Systems 3rd Edition By Vidyadhar G. Kulkarni
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Modeling and Analysis of Stochastic Systems 3rd Edition By Vidyadhar G. Kulkarni
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Solutions Manual For Modeling and Analysis ofStochastic Systems 3rd Edition By Vidyadhar G.
Kulkarni
actor - ANSWER: An external entity with a specific role. In a use-case model, actors
are used to model interactions with the system.
agile methods - ANSWER: Systems development methods that attempt to develop a
system incrementally, by building a series of prototypes and constantly adjusting
them to user requirements.
brainstorming - ANSWER: A fact-finding technique for gaining information through
the use of a small group discussion of a specific problem, opportunity, or issue.
business process model (BPM) - ANSWER: A graphic representation of one or more
business processes.
business process modeling notation (BPMN) - ANSWER: A standard set of shapes and
symbols used to represent events, processes, and workflows in computer-based
modeling tools.
closed-ended questions - ANSWER: Question that limits or restricts the range of
responses. Used in the interview process when specific information or fact
verification is desired.
construction phase - ANSWER: A phase that focuses on program and application
development tasks similar to the SDLC.
cutover phase - ANSWER: A phase that resembles the final tasks in the SDLC
implementation phase, including data conversion, testing, changeover to the new
system, and user training.
data flow diagram (DFD) - ANSWER: Diagram that shows how the system stores,
processes, and transforms data into useful information.
document review - ANSWER: A review of baseline documentation. A useful fact-
finding technique that helps an analyst understand how the current system is
supposed to work.
engaged listening - ANSWER: The ability to really concentrate on what someone is
saying, and avoid the temptation to hear what is expected. Also includes noticing
non-verbal communication.
fill-in form - ANSWER: Form used to collect data on the Internet or a company
intranet.
, functional decomposition diagram (FDD) - ANSWER: A top-down representation of
business functions and processes. Also called a structure chart.
Hawthorne Effect - ANSWER: A phenomenon where employees who know they are
being observed are more productive.
histogram - ANSWER: A common tool for showing the distribution of questionnaire
or sampling results. It takes the form of a vertical bar chart.
informal structure - ANSWER: This is usually based on interpersonal relationships
and can develop from previous work assignments, physical proximity, unofficial
procedures, or personal relationships.
inputs - ANSWER: Necessary data that enters a system, either manually or in an
automated manner.
interview - ANSWER: A planned meeting during which information is obtained from
another person.
joint application development (JAD) - ANSWER: A popular systems development
technique that uses a cross-matrixed task group of users, managers and IT
professionals that work together to gather information, discuss business needs, and
define the new system requirements.
leading questions - ANSWER: Questions that suggest or favor a particular reply.
observation - ANSWER: A fact-finding technique where an analyst sees a system in
action. It allows the verification of statements made in interviews.
open-ended questions - ANSWER: Questions that allow for a range of answers. They
encourage spontaneous and unstructured responses, and are useful in
understanding a larger process.
outputs - ANSWER: Electronic or printed information produced by an information
system.
performance - ANSWER: System characteristics such as speed, volume, capacity,
availability, and reliability.
personal information manager (PIM) - ANSWER: A tool such as Microsoft Outlook
that helps manage tasks and schedules. Many handheld devices also include this
function.
pool - ANSWER: In business process modeling notation (BPMN), the overall diagram
is called a pool.
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