Extron AV Associate Final Exam 2024/2025 Question with Verified Answers The rate at which vibrations repeat is called - Correct Answers Frequency Related to the amount of energy a sound wave carries - Correct Answers Amplitude Low voltage level that comes out of a microphone when someone speaks into it - Correct Answers Mic Level Has two conductor wires, one for audio signal (hot) and one for ground - Correct Answers Unbalanced Cables Carries two independent channels for left and right audio and creates the impression of hearing from multiple directions - Correct Answers Stereo Sound Signals When a microphone signal enters a mixer what is used to control the input level of the Audio - Correct Answers Gain What is designed to capture spoken words limited to the speaker commonly found on podiums or in conference rooms and boardrooms - Correct Answers GooseNeck Mic An omnidirectional microphone pickup pattern has a coverage of - Correct Answers 360 degrees What is the file type from the Moving Picture Experts Group 1, Audio Layer 3 encoding technoque - Correct Answers MP3 Allows users on a less secure network send and receive data through a safe connection by extending a private network across the internet - Correct Answers VPN Virtual Private Network What can be found on various Extron Pro Series control processors for communication to external supported devices such as TouchLink Pro touchpanels and user interfaces - Correct Answers AV LAN Port Manually configured as a fixed address for a device that does not change - Correct Answers Static IP Address 1 / 2
Can be used as an intermediate router for subnet when an IP address is not within the network - Correct Answers Default Gateway What layer of the OSI model handles error detection with CRC checksums and flow control on a local network - Correct Answers Data Link Layer 2 What layer of the OSI model allows for varying operating systems to communicate with each other on a network - Correct Answers Presentation Layer 6 Interlaced scanning may be described as - Correct Answers Images drawn in two alternate fields as odd and even numbered lines Indicates the amount of data used per pixel to present color information - Correct Answers Color Bit Depth A data transmission interface for uncompressed video multi-channel audio and control data that also supports High-Bandwidth Digital content protection HDCP - Correct Answers HDMI High Definition Multimedia Interface Digital broadcast- standards adopted in europe asia and africa - Correct Answers DVB Digital Video Broadcasting DVI and HDMI both use a signaling method called - Correct Answers TMDS Transmission-Minimized Differential Signaling The science or study of sound how its created how it travels in space and the way its managed? - Correct Answers Acoustics Represents a logarithmic ratio to measure the change in sound intensity or electrical signals - Correct Answers Decibel (dB) Has a ground wire and carries analog signals as one hot wire and one cold wire in reverse polarity which cancels noise and interference - Correct Answers Balanced Audio Cables
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