Critical Thinking Questions
Case 11-2
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You have been chosen to be a teaching assistant in your database course. The instructor asks you to prepare a presentation on Big Data.
Data ______ is the process of presenting data graphically as charts, maps, or other pictorial formats.

A. illustration
B. visualization
C. art
D. drawing


Answer: B

Computer Science & Information Technology

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Helps visitors better understand table.

a. tbody b. thead c. tfoot d. Table caption

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A switch in full-duplex mode does not use CSMA/CD

Indicate whether the statement is true or false

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Windows displays file name extensions by default.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

In ____, the table field involved in the changes is locked until the changes to that field have been completed.

A. column-level locking B. database locking C. row-level locking D. record-level locking

Computer Science & Information Technology