an electronic device that divides a signal into different pieces to route to different devices
Key light is the _____ light used in front of a person.
strongest
A microphone which is placed on a table to pick up sound is called a ______ mount microphone.
surface
What is a cutaway?
It's when you cut one part to show another part in the scene
_____ projection is when the projector’s beam projects to the screen from the audience side or front of the display.
front
What is focal length?
It is the distance, in millimeters, between the center of a lens and the point where the image comes into focus.
A _____ converts composite or S-Video signals, along with corresponding audio signals, into modulated signals on a carrier channel.
modulator
What does HDMI stand for?
high-definition multimedia interface
_____ projection is when the projector’s beam projects onto the screen from behind.
rear
What is a shotgun microphone used for?
background sounds
What do you call a device for blending multiple audio sources?
a mixer
A measure of information carrying capacity without distortion is called _____.
bandwidth
An electrical representation of sound is called an _____ signal.
audio
Which technology uses glass or plastic threads or wires to transmit information?
fiber optic
What do you call the small element used to build a digital image?
a pixel
What are tweeters?
loudspeakers that have high frequencies, typically 2,000 Hz – 20,000 Hz
In a _____ angle shot, the subject is photographed from below eye level.
low
What type of microphone does not need a cable to transmit sound, and instead uses radio signals?.
a wireless microphone
All light in a viewing room produced by sources other than the display is called _____.
ambient light
What do you call unwanted noise caused by the loop of an audio system’s output back to its input?
feedback
A free-standing display designed to invite engagement and interaction with content is called an _____.
interactive kiosk
A sound that has the same energy level at all frequencies is called _____.
white noise
What do you call lenses that allow the operator to adjust focal length for sizing or distance?
zoom lenses
What does BYOD stand for?
bring your own device
Compression is the action of air molecules moving _____ together permitting audible sound.
closer
What type of light do remote controls and other wireless devices use?
infrared light (IR)
What is the most common computer memory used by programs to perform necessary tasks while the computer is on?
RAM (random access memory)
When you _____, the camera head moves sideways.
pan
This allows for the removal of the color green from the video spectrum so that the green background can be replaced with something else, such as a photo or video of another location.
a green screen
An omnidirectional microphone gathers _____ from _____ directions.
An omnidirectional microphone gathers sound from many directions.
In a high angle shot, the subject is photographed from _____ eye level.
above
F-stop represents how much _____ is able to pass through the _____.
light; lens
What is resolution?
1. The amount of detail in an image. 2. The number of picture elements (pixels) in a display.
Sound that is extraneous to the intentional audio (background noise) is called _____.
ambient noise
A computer technology that uses visualizations to create simulated and immersive environments that can be explored is called _____.
virtual reality
What is a shotgun microphone?
It's a long, cylindrical, highly sensitive, unidirectional microphone used to pick up sound from a great distance.
What does LED stand for?
light emitting diode
What does PDP stand for?
plasma display panel
Another term for long shot is _____ shot.
wide
What is closed circuit television (CCTV)?
It's a system of transmitting video signals from the point of origin to single or multiple points equipped to receive signals.
What is 360-video?
It's total panoramic video with a growing list of practical and experimental applications, including Virtual Reality, Augmented Reality, and 3-D views.
In a tight shot, the camera moves _____ to the subject.
closer
What do you call the process of making changes to recorded video to remove unwanted video or to add video, titles, logos, sound effects, and music?
video editing
The ________ the signal to noise (S/N) ratio, the better the quality of the sound or picture.
higher
What does HDTV stand for?
high-definition television
An electronic device for increasing the strength of electrical signals is called _____.
an amplifier
This device is used primarily in the studio to allow a presenter to look into a camera and see text or their presentation at the same time.
a teleprompter
What is 4k video?
high-resolution displays that have a minimum number of pixels, about four times as many as a standard HDTV.
What are subwoofers?
loudspeakers that reproduce lower frequencies, typically 20 Hz – 200 Hz
What is a boom?
a pole that holds the microphone above the scene
The viewing cone is the _____ viewing area for the audience.
best
What is the rule of thirds?
It's when you divide the shot into three sections.
An opening in a lens regulating the amount of light passing through the lens is called an _____.
aperture
Which video signal is also known as Y/C? (Y is the luminance and C is the chrominance)
S-video
What is depth-of-field?
The area in front of a camera lens that is in focus from the closest item to the camera to the furthest away.
What does MPEG-2 refer to?
a compression scheme that reduces the number of bits needed to code the video image
What does CU stand for?
close-up
What type of video file format compresses and reduces the file size from the original version while delivering a good quality reproduction?
MP4
A superior shot is when you shoot a scene from _____.
above
A summary of the script is called a pitch or a _____.
treatment
With _______ video or audio, a web user does not have to wait to download a large file before seeing the video or hearing the sound.
streaming
What does LCD stand for?
liquid crystal display
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