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MCQs

Total Questions : 18 | Page 2 of 2 pages
Question 11. Kafka uses __________ so you need to first start a ZooKeeper server if you don't already have one.
  1.    Impala
  2.    ActiveMQ
  3.    BigTop
  4.    Zookeeper
 Discuss Question
Answer: Option D. -> Zookeeper


You can use the convenience script packaged with kafka to get a quick-and-dirty single-node ZooKeeper instance.


Question 12. Communication between the clients and the servers is done with a simple, high-performance, language agnostic _________ protocol.
  1.    IP
  2.    TCP
  3.    SMTP
  4.    ICMP
 Discuss Question
Answer: Option B. -> TCP


Java client is provided for Kafka, but clients are available in many languages.


Question 13. Oozie v2 is a server based ___________ Engine specialized in running workflows based on time and data triggers
  1.    Compactor
  2.    Collector
  3.    Coordinator
  4.    All of the mentioned
 Discuss Question
Answer: Option C. -> Coordinator


Oozie v2 can continuously run workflows based on time and data.


Question 14. Cloudera Enterprise comes in ___________ edition .
  1.    One
  2.    Two
  3.    Three
  4.    Four
 Discuss Question
Answer: Option C. -> Three


Cloudera Enterprise comes in three editions: Basic, Flex, and Data Hub.


Question 15. _____________ will skip the nodes given in the config with the same exit transition as before.
  1.    ActionMega handler
  2.    Action handler
  3.    Data handler
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Action handler


Currently there is no way to remove an existing configuration but only override by passing a different value in the input configuration.


Question 16. The ___________ attribute in the join node is the name of the workflow join node.
  1.    name
  2.    to
  3.    down
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> name


The to attribute in the join node indicates the name of the workflow node that will executed after all concurrent execution paths of the corresponding fork arrive to the join node.


Question 17. Storm is benchmarked as processing one million _______ byte messages per second per node
  1.    10
  2.    50
  3.    100
  4.    200
 Discuss Question
Answer: Option C. -> 100


Storm is a distributed realtime computation system.


Question 18. Falcon provides ___________ workflow for copying data from source to target.
  1.    recurring
  2.    investment
  3.    data
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> recurring


Falcon instruments workflows for dependencies, retry logic, Table/Partition registration, notifications, etc.


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