The central cloud platform uses hierarchical storage technology, which is characterized by combining storage media (HDD, SSD) to store the most frequently used and most intensive data (such as high-frequency access snapshots) on high-performance disks. The historical data (such as historical video) with reduced access frequency is transferred to a storage medium with a larger capacity and a lower cost.

• A.True
• B.False

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When selecting the main stream for the live stream type of the device, which of the following descriptions is correct?

• A.Low image definition and small occupied bandwidth
• B.Low image definition and large occupied bandwidth
• C.High image definition and high bandwidth
• D.High image definition and small occupied bandwidth

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If the engineer forgets to enable the " Bayonet Data Storage " and " Metadata Subscription " functions on the HoloSens iClient when configuring the front-end intelligent functions of a certain vehicle recognition camera.
So what are the consequences?

• A.Cannot see the live status of the camera on iClient
• B.Cannot configure intelligent analysis task for this camera on iClient
• C.The camera cannot be recorded on iClient
• D.When performing vehicle bayonet data detection, the data from the front-end camera cannot be found

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The goal of analyzing video data is to " let the machine understand the video image "

• A.True
• B.False

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Which of the following conditions will cause the lithium battery module alarm indicator to turn red and stay on?

• A.Internal failure of lithium battery module
• B.The lithium battery module has an emergency or major alarm
• C.There is a problem with the communication cable of the lithium battery module
• D.There is a problem with the power input of the lithium battery module

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