AVIXA Recognized AV Technologist Test Questions And Answers Rated A+ New Update Assured Satisfaction

They are used for speech applications, such as meetings. - Which of the following statements about automatic mixers in audio applications is true? They are used for speech applications, such as meetings. They only work for program audio applications, such as music. They can only adjust one channel at a time. They require live personnel for operation. the number of times a complete cycle occurs per second - What is the definition of "frequency?" the cycle when molecules move from rest through compression to rest to rarefaction the physical distance between two points of a waveform the number of times a complete cycle occurs per second the intensity or loudness of a sound in a particular medium capture high sound pressure level sources, such as a singer - Lower sensitivity microphones may be used in order to _____. reduce the energy consumption of an audio system save money in applications where audio is unimportant capture low sound pressure level sources, such as a soft-spoken presenter capture high sound pressure level sources, such as a singer decreased - If voltage stayed the same and current increased, resistance would have _____. increased stayed the same reversd polarity decreasedLCD - Which of the following display technologies are transmissive? Virtual reality headsets Interactive whiteboards LCD LED It lights the background and adds depth - What is the purpose of a wall wash in a three-point lighting system? It fills in shadows cast by other lights It is the brightest light on the subject It lights the background and adds depth It creates an outline around the subject to separate it from the background to determine the most appropriate seating layout and screen position - What does a sightline study determine? to determine room size to determine how many people should be in a room while observing a display to determine table and chair spacing to determine the most appropriate seating layout and screen position decrease in signal strength or amplitude - A signal transmitted at the proper level will _____ over distance. decrease in signal strength or amplitude pick up additional harmonics to the fundamental frequency decrease in signal frequency maintain signal level ultraviolet - What type of wave has the highest frequency in the range of the electromagnetic spectrum?ultraviolet infrared microwaves radio frequencies carrier frequency - The dimensions of antennas used for RF transmission are directly related to the _____. carrier frequency retransmit location program content height of the antenna above the ground kept separate in order to preserve the best quality - The R, G, and B video signals in an analog computer display output are typically ____. combined into a composite video signal kept separate in order to preserve the best quality transmitted as radio waves transmitted as IP packets IPv6 has more available addresses than IPv4. - What is an advantage for using IPv6 over IPv4? IPv6 addresses are easier to remember than IPv4 addresses. IPv6 has more available addresses than IPv4. IPv6 is more widely used than IPv4. IPv6 uses a simpler numbering format than IPv4. Amount a cable can be bent before the signal is compromised or the conductor is damaged - A cable's bend radius is best defined as the _____. Amount a cable can be bent before the signal is compromised or the conductor is damaged Strength of the electromagnetic field surrounding the cable with 1 A of current running through it Number of times the cable can be bent before its central conductor breaksThickness of the cable, as measured from the center to the outer jacket transmissive - If the display creates an image by passing light through a medium, what display technology is it using? emissive transmissive reflective expressive bidirectional - What type of microphone polar pattern is pictured below? hypercardioid bidirectional omnidirectional cardioid HDMI connector, used to carry high definition video, multi-channel digital audio, and control signals - What type of connector is pictured below? Speakon connector, used to connect amplifiers to speakers in temporary audio system setups HDMI connector, used to carry high definition video, multi-channel digital audio, and control signals DVI-D connector, used to transport only digital video signals F type connector, used to carry audio and composite video signals protocol version - What is a factor for determining the speed of a Wi-Fi connection? air temperature protocol version point-to-point access the device's operating systemcurrent in a DC circuit flows in one direction only - Which of the following statements describes a DC circuit? current in a DC circuit flows in one direction only DC works best in a series circuit Cycles in a DC circuit are measured in Hertz (Hz). the power in a DC circuit oscillates