CTS Exam 2025: Study Guide with Correct Answers & Key Concepts for AV Professionals

CTS WITH CORRRECT
ANSWERS 2025




How does screen gain effect an image? - CORRECT ANSWER-High gain = brighter
image and narrow viewing
Low gain = dimmer image and wider viewing

How does sync effect an image? - CORRECT ANSWER-Horizontal and vertical sync
signals define the edges of an image

Viewing Distance - CORRECT ANSWER-The farthest viewer should be no more than
8x (video), 6x (reading) or 4x (detailed graphics) the height of the screen away.

How do you determine screen size? - CORRECT ANSWER-Distance of farthest
viewer/4, 6, or 8

How does contrast effect an image? - CORRECT ANSWER-Changes black and white
levels

How does brightness effect an image? - CORRECT ANSWER-Makes it brighter or
darker

How do you find the amps needed when only watts are given? - CORRECT ANSWER-I
= P/

What is power measured in? - CORRECT ANSWER-Watts (Sherlock Holmes)

What is current measured in? - CORRECT ANSWER-Amps (Ants rowing in the current)

What is Ohms law? - CORRECT ANSWER-IVY - I = V/R