In Cassandra, if the replication factor is 5, the coordinator will send replicas of the data item to the next _________ nodes on the ring.
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Answer is FOUR.
Cassandra is an open source database management system used in handling large amount of structured data across various servers.
- Node is the fundamental component where the information is stored.
- In this system, replication strategy is followed wherein same information is stored in various nodes to avoid any loss of data.
- When replication factor is R, then replicas are sent to R-1 nodes. So for a replication factor of 5, the co-ordinator sends the replicas to next 4 nodes on the ring.
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In Cassandra, if the replication factor is 5, the coordinator will send replicas of the data item to the next Four nodes on the ring.
Explanation:
- Like My SQL, Cassandra is also Database Management Software widely being used because of its capability to handle a large amount of structured data across the various servers.
- In Cassandra the information stored, and the main component of this is the Node.
- This same information is stored in various node to prevent the loss of data during any mishap.
- If the replication Factor is R, then replicas are sent to R-1 nodes.
- So, when the replication part is 5, the coordinator will transfer the replicas of the data to the next 4 nodes on the ring.
Learn more about Cassandra
Partitioned data in Cassandra can be looked up using
Primary Key
Bloom-filter
Key-space
Partition Key
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In Cassandra, if the replication factor is 3, the coordinator will send replicas of the data item to the next _____ nodes on the ring.
1) 2 2) None 3) 3 4) 4
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