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210-065 · Question #162
210-065 Question #162: Real Exam Question with Answer & Explanation
The correct answer is D: VISCA control cable. PrecisionHD cameras use a VISCA control cable to daisy chain multiple units together, allowing a single controller to manage camera movement across the chain.
Question
Which kind of cable is used to daisy chain one PrecisionHD camera to another?
Options
- AHDMI cable
- Bstandard Ethernet cable
- CDB9 to RJ45 cable
- DVISCA control cable
Explanation
PrecisionHD cameras use a VISCA control cable to daisy chain multiple units together, allowing a single controller to manage camera movement across the chain.
Common mistakes.
- A. An HDMI cable carries audio and video signals but does not provide the serial control signaling required to daisy chain cameras for PTZ control.
- B. A standard Ethernet cable is used for IP network connectivity or PoE power, not for VISCA-based camera control daisy chaining.
- C. A DB9 to RJ45 adapter cable is a serial adapter used in some legacy RS-232 connections and is not the standard interface for linking PrecisionHD cameras together.
Concept tested. VISCA protocol for daisy chaining PrecisionHD cameras
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