100% Accurate. VERIFIED.
Spectrum Analyzer - ✔✔-The Measure of the bandwidth of an image.
75 percent - ✔✔-Perceived illumination decreases by_____when the distance from a light source is
double.
Sync; Y - ✔✔-In the Component video signal, the _____ signal is combined with the ____information.
Refraction, dispersion, spherical aberration, curvature of field - ✔✔-Four factors related to the primary
optics that influence the quality of the projected image are_____?
Transmissive - ✔✔-Rear-screen display applications are considered ______?
Propagation - ✔✔-How sound moves through the air is called____?
Produced, propagation, control - ✔✔-Acoustics covers how sound is ____, and its_____ and____.
Output device - ✔✔-The Audio signal ends up in a ____before being converted back into acoustical
energy.
Signal expansion - ✔✔-If a tech changes the level of a signal, it is called _____.
An electrical frequency dividing network circuit - ✔✔-What is a Crossover?
Star Topology - ✔✔-In a this Topology, all of the devices are connected to a central point.
,Local Area Network (LAN) - ✔✔-Connects devices within a confined geographical area.
Wide Area Network (WAN) - ✔✔-Covers a wide geographical area, such as a state or country.
Wireless Local Area Network (WLAN) - ✔✔-A _____ is a wireless LAN.
Metropolitan Area Network (MAN) - ✔✔-A communications network that covers a geographic area,
such as suburb or city.
Storage Area Network (SAN) - ✔✔-_____ is a Highspeed, special purpose network that interconnects
different kinds of data-storage devices.
Virtual Local Area Network (VLAN) - ✔✔-______ is created when network devices on separate
LAN segments are joined together to form a logical group, there by spanning the logical LANs to which
they are connected.
Personal Area Network (PAN) - ✔✔-Limited range wireless network that serves a single person or small
workgroup.
Frequency Coordination - ✔✔-Simultaneous use of multiple wireless microphone system requires?
+/-3db - ✔✔-A just noticeable change in sound pressure level, either louder or softer, requires a
__________ change.
Wavelength - ✔✔-Physical distance between two points of a waveform that are exactly one cycle apart.
Aspect Ratio - ✔✔-The relationship of width to the height of a displayed image.
Progress, stage, or interim invoicing - ✔✔-When negotiating a contract for a job that will take a long
time to complete, one should consider____.
,Bus Topology - ✔✔-In this Topology all devices are connected to each other through a single cable.
Ring Topology - ✔✔-Similar to a bus topology, devices connect one after another in Sequence, the
difference being the ends of the network are connect to form a constant loop.
Institute of Electrical and Electronics Engineers - ✔✔-What does IEEE stand for?
Ethernet - ✔✔-Most Commonly used method to transfer data on LAN.
RJ-45 - ✔✔-What is 8P8C commonly known as?
T568A/T568B - ✔✔-The two wiring formats within the IEEE 802 standard are?
Crossover Cable - ✔✔-If a cable is terminated with T568-A on one end and T568-B on the other, the
cable is known as a ______ _______.
Allows two devices, such as two computers, to connect and share info without the use of a switcher or
router. - ✔✔-What does the Crossover cable do?
Bit rate - ✔✔-The measurement of the quantity of information over time in a digital signal stream.
Signal Compression - ✔✔-Allow us to reduce very large original files to practical, more manageable sizes.
One, Zero - ✔✔-In a digital signal, the one state is represented by _____, and the off state is
represented by _____.
5:1 - ✔✔-Standard DV cameras usually compress at a ratio of _____.
, Decibel - ✔✔-A unit of measurement that is one-tenth of a BEL
Inverse square law - ✔✔-The ______ _______ _____ states that energy is inversely proportional to the
square of the distance from the source.
Direct Reflection - ✔✔-_____ _____ also know as specular or hard reflection, this type of reflection is
mirror-like, most of the energy is reflected back in a single direction.
Diffuse Reflection - ✔✔-This type of reflection scatters the energy back equally in all directions.
Reverberation - ✔✔-Numerous, persistent reflections can be described as ______?
Transmission - ✔✔-Sound energy that is not reflected or absorbed will be transmitted into another
space through partitions or structure-borne vibrations.
Dynamic Microphone - ✔✔-This mic you will find a coil of wire attached to a diaphragm.
Condenser Microphone - ✔✔-A _____ Microphone contains a conductive diaphragm and a conductive
backplate.
Electret microphone - ✔✔-This mic has prepolarized material, applied to the mic's diaphragm or
backplate.
Handheld Microphone - ✔✔-This Microphone is mostly used for sing and performing, constantly moving
about.
Gooseneck Microphone - ✔✔-This Microphone is attached to flexible or bendable stem.
Shotgun Microphone - ✔✔-Named for its physical shape and long narrow polar pattern, this mic is often
used in film, tv, and field production.