2025/2026 Complete 100 Questions And Correct
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A signal transmitted at the proper level will _____ over
distance.
decrease in signal strength or amplitude
decrease in signal
pick up additional harmonics to the fundamental
strength or amplitude
frequency
decrease in signal frequency
maintain signal level
If voltage stayed the same and current increased,
resistance would have _____.
increased
decreased
stayed the same
reversd polarity
decreased
Which of the following display technologies are
transmissive?
Virtual reality headsets
LCD
Interactive whiteboards
LCD
LED
, What is the purpose of a wall wash in a three-point
lighting system?
It fills in shadows cast by other lights
It lights the background
It is the brightest light on the subject
and adds depth
It lights the background and adds depth
It creates an outline around the subject to separate it
from the background
What does a sightline study determine?
to determine room size
to determine the most to determine how many people should be in a room
appropriate seating layout while observing a display
and screen position to determine table and chair spacing
to determine the most appropriate seating layout and
screen position
Lower sensitivity microphones may be used in order
to _____.
reduce the energy consumption of an audio system
capture high sound save money in applications where audio is
pressure level sources, unimportant
such as a singer capture low sound pressure level sources, such as a
soft-spoken presenter
capture high sound pressure level sources, such as a
singer
What is the definition of "frequency?"
the cycle when molecules move from rest through
compression to rest to rarefaction
the number of times a the physical distance between two points of a
complete cycle occurs waveform
per second the number of times a complete cycle occurs per
second
the intensity or loudness of a sound in a particular
medium
, Which of the following statements about automatic
mixers in audio applications is true?
They are used for speech applications, such as
They are used for speech
meetings.
applications, such as
They only work for program audio applications, such
meetings.
as music.
They can only adjust one channel at a time.
They require live personnel for operation.
What type of wave has the highest frequency in the
range of the electromagnetic spectrum?
ultraviolet
ultraviolet
infrared
microwaves
radio frequencies
The dimensions of antennas used for RF transmission
are directly related to the _____.
carrier frequency
carrier frequency
retransmit location
program content
height of the antenna above the ground
The R, G, and B video signals in an analog computer
display output are typically ____.
kept separate in order to combined into a composite video signal
preserve the best quality kept separate in order to preserve the best quality
transmitted as radio waves
transmitted as IP packets
What is an advantage for using IPv6 over IPv4?
IPv6 addresses are easier to remember than IPv4
IPv6 has more available addresses.
addresses than IPv4. IPv6 has more available addresses than IPv4.
IPv6 is more widely used than IPv4.
IPv6 uses a simpler numbering format than IPv4.