A ____ is an electrical problem that has two points of failure.
Ground-fault current path
Short
Ground-fault
Line-to-ground - Short
_____ change an image's format from one resolution to another.
Line Drivers
Scan converters
Switchers
Scalers - Scalers
____ isolates and protects a signal from sources of electromagnetic and radio
frequency interference.
Shielding
Coaxial Cabling
A transformer
Noise - Shielding
____ transfers audio, video, power, and data signals all over one cable at 10Gbps in two directions.
Thunderbolt
,DVI
SDI
HDMI - Thunderbolt
_____ are required when multiple video sources must be displayed on different video displays, or in
different zones
HDMI repeaters
Looping schemes
Thunderbolt adapters
Matrix routing switchers - Matrix routing switchers
_____ are the result of a(n) _____ reflection.
-Echoes, early
-Wavelengths, diffuse
-Diffusions, small
-Echoes, late - Echoes, late
_____ discrete DMDs are used in larger DLP projectors to generate color.
Four
Three
Two
Five - Three
_____ draws all the odd lines of a video signal from top to bottom, then all the even lines in the same
order.
,The frame rate
Interlaced scanning
1080p
Progressive scanning - Interlaced scanning
_____ is the distance in meters between two corresponding points of two consecutive cycles.
Magnitude
Amplitude
Frequency
Wavelength - Wavelength
_____ is the measure of the information carrying capacity of a system.
Cable
Frequency
Amplitude
Bandwidth - Bandwidth
____ is the number of times per second a display - a monitor, television, or projector - will draw the
image sent to it.
Interlaced scanning
Frame rate
Refresh rate
Progressive scanning - Refresh rate
_____ prevent loud signals from being too loud.
, Compressors
Filters
Limiters
Expanders - Compressors
_____ signals combine all five video signals on a single cable.
Component
RGBS
Composite
RGBHV - Composite
_________ are used to limit the impact of extreme sound pressure spikes, such as a dropped
microphone.
Filters
Compressors
Expanders
Limiters - Limiters
"If you drill through a cable, the cable will snap and tear off the outside of the building. Anything in its
way is in danger of damage or serious injury."
What sort of building construction material poses this kind of risk when mounting equipment?
Post-tension construction
Poured pan concrete
Solid concrete