1.

Point out the correct statement.(a) If we are to deploy Zookeeper in a distributed environment, we have to think about both the availability and scalability of the service(b) Chubby and Hbase are both much more than a distributed lock service(c) Given a cluster of Zookeeper servers, many can act as leader(d) None of the mentionedI have been asked this question in an interview for internship.This intriguing question comes from The ZooKeeper Service in portion ZooKeeper, Sqoop and Cassandra of Hadoop

Answer»

The correct ANSWER is (a) If we are to DEPLOY Zookeeper in a DISTRIBUTED environment, we have to think about both the availability and scalability of the service

The EXPLANATION: At its CORE, Zookeeper is modeled after a straightforward, tree based, file system API.



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