Exam Preview for 41593: Advanced Directionality with Single Microph

Advanced Directionality with Single Microphone Hearing Aids

Please note: exam questions are subject to change.

1. Which of the following most accurately describes hearing loss and speech intelligibility in noise? Background noise helps reduce competing speech from interfering with target speech Speech intelligibility in noise is a primary difficulty for people with hearing loss. Background noise is not an issue for people with hearing loss. Speech intelligibility performance decreases with more positive SNRs.
2. Which of the following is a requirement for a single-instrument directional microphone? Two microphone ports The pinna effect Wireless technology Two microphones with one microphone port
3. Which of the following has traditionally been the primary contributor to directionality for CIC hearing aid wearers? Multiple microphones on a single instrument Modulation based noise reduction Artificial Intelligence Pinna Effect
4. Which of the following technologies is essential for OneMic Directionality? Wireless technology between ears Wireless communication with a mobile phone Monaural Beamforming Lithium-ion power cells
5. Which of the following sentences best describes OneMic Directionality? A single hearing aid microphone provides a beamforming effect. CICs and IICs are built with two microphones on a single device. Directionality is achieved with wireless communication between two single-microphone hearing aids. Directionality is achieved via a hardwired connection between two single-microphone hearing aids.