A Method Used to Gather Information About an Existing System

question 44

Multiple Choice

A method used to gather information about an existing system is to make a model of it.There are several approaches to modeling in systems analysis.Logical modeling

• A)comes only after a physical model of the existing system is created.
• B)describes how a system should work,rather than how it actually works.
• C)illustrates how a system functions by describing the flow of documents and computer processes.
• D)illustrates what is being done,regardless of how that flow is actually accomplished.

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Definitions:

Normal Distribution

This refers to a probability distribution where symmetry around the mean indicates higher frequency of data points near the mean than those far from it.

Average Annual Revenue

This refers to the amount of money a company earns in a year, on average, from its operations.

Standard Deviation

A metric indicating the extent to which data points diverge from the mean, showing the distribution's spread.

Average Annual Revenue

The mean income generated by a business, entity, or asset within one fiscal year.