Computer networks are useful because they
a. are free to use.
b. are protected from computer viruses.
c. allow people in different locations to share information and software.
d. do not require telephone lines or wires.

What is the most important aspect of marking media? a. data labelingb. content descriptionc. electronic labelingd. classification

You install teamviewer on your workstation at home so that you can ac ess it when on the road. how can you be assured that unknown users cant access your computer through team viewer?

Alook-up table used to convert pixel values to output values on a monitor. essentially, all pixels with a value of 190 or above are shown as white (i.e. 255), and all values with a value of 63 or less are shown as black (i.e. 0). in between the pixels are scaled so that a pixel with a value p is converted to a pixel of value 2/127 −+3969). if a pixel has a value of 170 originally, what value will be used to display the pixel on the monitor? if a value of 110 is used to display the pixel on the monitor, what was the original value of the pixel?