a) Mapreduce b) Streaming c) Orchestration d) All of the mentioned Answer: b Explanation: MapReduce Types and ...
View QuestionPoint out the correct statement.
a) The reduce input must have the same types as the map output, although the reduce output types ...
View Question___________ generates keys of type LongWritable and values of type Text.
a) TextOutputFormat b) TextInputFormat c) OutputInputFormat d) None of the mentioned Answer: b Explanation: If K2 and ...
View QuestionThe CapacityScheduler supports _____________ queues to allow for more predictable sharing of cluster resources.
a) Networked b) Hierarchical c) Partition d) None of the mentioned Answer: b Explanation: The Scheduler has ...
View QuestionThe __________ is responsible for allocating resources to the various running applications subject to familiar constraints of capacities, queues etc.
a) Manager b) Master c) Scheduler d) None of the mentioned Answer: c Explanation: The Scheduler is ...
View QuestionThe ____________ is the ultimate authority that arbitrates resources among all the applications in the system.
a) NodeManager b) ResourceManager c) ApplicationMaster d) All of the mentioned Answer: b Explanation: The ResourceManager and ...
View QuestionMapReduce has undergone a complete overhaul in hadoop is _________
a) 0.21 b) 0.23 c) 0.24 d) 0.26 Answer: b Explanation: The fundamental idea of MRv2 is ...
View QuestionApache Hadoop YARN stands for _________
a) Yet Another Reserve Negotiator b) Yet Another Resource Network c) Yet Another Resource Negotiator d) All of ...
View QuestionPoint out the wrong statement.
a) From the system perspective, the ApplicationMaster runs as a normal container b) The ResourceManager is the per-machine ...
View QuestionThe __________ is a framework-specific entity that negotiates resources from the ResourceManager.
a) NodeManager b) ResourceManager c) ApplicationMaster d) All of the mentioned Answer: c Explanation: Each ApplicationMaster ...
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