The namenode knows that the data node is active using a mechanism known as A. active pulse B. data pulse C. heartbeats D. h-signal
The namenode knows that the data node is active using a mechanism known as A. active pulse B. data pulse C. heartbeats D. h-signal
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C. heartbeats
C. heartbeats
C. heartbeats
C. heartbeats
C. heartbeats
C. heartbeats