When a field has no value—a value that is unknown or unavailable or just missing—it is called a ____ value.

A. zero
B. void
C. null
D. hidden


Answer: C

Computer Science & Information Technology

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An OpenOffice Calc file is a(n) ________

Fill in the blank(s) with correct word

Computer Science & Information Technology

When we traverse a graph, we must somehow ensure that we ____.

A. process the data on each vertex only once B. visit each edge only once C. do not forget to process the data on one or more vertices D. process the data on the unconnected vertices

Computer Science & Information Technology

Unlike WEP the PSK is not used for encryption but instead serves as the starting point (____) for mathematically generating the encryption keys.

A. seed B. per-packet key C. MIC D. CRC

Computer Science & Information Technology

Standard code libraries in Java are called:

a. Methods b. Classes c. Packages d. Statements

Computer Science & Information Technology