AVIXA Recognized AV Technologist Test Questions and Answers

AVIXA Recognized AV Technologist Test Questions and Answers 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 - Answer️️ -decrease in signal strength or amplitude If voltage stayed the same and current increased, resistance would have _____. increased stayed the same reversd polarity decreased - Answer️️ -decreased Which of the following display technologies are transmissive? Virtual reality headsets Interactive whiteboards LCD LED - Answer️️ -LCD 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 ©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Monday, September 2, 2024 12:59 PM Page | 2 It lights the background and adds depth It creates an outline around the subject to separate it from the background - Answer️️ - It lights the background and adds depth 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 - Answer️️ -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 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 - Answer️️ -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 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 - Answer️️ -the number of times a complete cycle occurs per second Which of the following statements about automatic mixers in audio applications is true? They are used for speech applications, such as meetings. ©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Monday, September 2, 2024 12:59 PM Page | 3 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. - Answer️️ -They are used for speech applications, such as meetings. What type of wave has the highest frequency in the range of the electromagnetic spectrum? ultraviolet infrared microwaves radio frequencies - Answer️️ -ultraviolet 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 - Answer️️ -carrier frequency 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 - Answer️️ -kept separate in order to preserve the best quality What is an advantage for using IPv6 over IPv4? IPv6 addresses are easier to remember than IPv4 addresses. ©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Monday, September 2, 2024 12:59 PM Page | 4 IPv6 has more available addresses than IPv4. IPv6 is more widely used than IPv4. IPv6 uses a simpler numbering format than IPv4. - Answer️️ -IPv6 has more available addresses than IPv4. 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 breaks Thickness of the cable, as measured from the center to the outer jacket - Answer️️ - Amount a cable can be bent before the signal is compromised or the conductor is damaged If the display creates an image by passing light through a medium, wh