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6. Any TRS channel-insert cable must:
A: Have three conductors.
B: Carry both send and return signals.
C: Both.
D: Neither.

7. LCR is:
A: Level, Control, Return.
B: Often used in theatrical applications.
C: Left, Center, Right.
D: Both B & C.

8. The preferred “return” connection for effects is:
A: Directly into a sub-mix input.
B: Directly into an aux input.
C: Directly into a channel input.
D: None of the above.

9. Unity Gain is:
A: The amount of electrical energy used by a mixing console.
B: When an audio circuit is adjusted to neither amplify nor attenuate an audio signal.
C: The input level demanded by any outboard signal processor.
D: The difference between output level and output resistance.

10. Microphone input gain control is:
A: Also know as input attenuation.
B: Frequently referenced as pad.
C: Often called trim.
D: All of the above.


Source: Live Sound International

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