COGNITIVE ASSESSMENT
Which is the best description of a coaxial cable?
A. one or more pairs of copper wires bundled together
B. a cohesive cable connected at axis points
C. dozens or hundreds of thin strands of glass or plastic that use light to transmit signals
D. a single copper wire surrounded by at least three layers
Answer: D
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What years are displayed in the list box by the following program segment?
``` Dim years() As Integer = {1492, 1776, 1840, 1929, 1945, 2005} Dim query = From year in years Where Is20thCentury(year) Select year For Each yr in query lstBox.Items.Add(yr) Next Function Is20thCentury(num As Integer) As Boolean If (num >= 1900) and (num < 2000) Then Return True Else Return False End IF End Function ``` (A) 1929 and 1945 (B) 1929 (C) 1492, 1776, 1840, 1929, 1945, 2005 (D) No years
By default, an object is revolved around a vertical axis that represents its rightmost point.
Answer the following statement true (T) or false (F)
To ____ is to decrease the number of pixels.
a. interpolate b. resample c. downsample d. upsample
An example of VoIP is ____.
A. ?Twitter B. ?Facebook C. ?Chrome D. ?Vonage