You spent a little time earlier today lightening the amount of color at the four corners of an image, based on a midpoint in the image. Which of the following problems have you most likely solved?

You have received a batch of photos from a friend who is an amateur photographer and though they are framed well and the subjects that were chosen are interesting, there are some flaws in the photos that you know you can fix with Photoshop’s lens correction tools.

a. vignette distortion
b. barrel distortion
c. angle error
d. keystone distortion



a. vignette distortion

Computer Science & Information Technology

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A control that does not have a source of data, such as a field or mathematical expression is a(n) ____ control.

A. bound B. unbound C. dynamic D. calculated

Computer Science & Information Technology

A ____ approach assesses the actual performance of a security control in the operational environment.

A. white team B. blue team C. red team D. gray team

Computer Science & Information Technology

A()n) ____________________ hash is a fixed length string based on the entered text from which it is almost impossible to determine the original text.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

The binary value for ten is 00001010.

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

Computer Science & Information Technology