What are the main purposes of data modeling and identify the criteria for an optimal data model.

What will be an ideal response?

The two main purposes of data modeling are to assist in the understanding of the meaning
(semantics) of the data and to facilitate communication about the information requirements

Computer Science & Information Technology

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Match the following terms to their meanings:

I. Chart element II. Chart style III. Embedded object IV. Chart1 V. Chart sheet A. collection of formatting that controls the color of a data series, chart area, or plot area B. chart on a worksheet C. chart placed in a separate worksheet D. default chart sheet name E. component that completes or helps to clarify a chart

Computer Science & Information Technology

Attackers use information collected through ________ to identify vulnerabilities or weak points in system security.

A. enumeration B. networking C. footprinting D. forensics

Computer Science & Information Technology