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Advanced MapReduce Concepts MCQ question and answer with solution | Hadoop MCQs

Learn Advanced MapReduce Concepts MCQ Questions and answers with easy and logical explanations in hadoop. Advanced MapReduce Concepts MCQ question provides all type of technical mcq questions which is important for technical exams, campus exams and other entrance examination. Page-6 section-1

Each section contains 100 MCQs on Advanced MapReduce Concepts .
51
. . . . . . . . is the output produced by TextOutputFor mat, Hadoop default OutputFormat.
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Answer & Solution
Answer: Option B
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52
. . . . . . . . is a data migration tool added for archiving data.
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Answer: Option A
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53
. . . . . . . . is added for supporting writing single replica files in memory.
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Answer: Option C
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54
The CapacityScheduler supports . . . . . . . . queues to allow for more predictable sharing of cluster resources.
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Answer: Option B
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55
. . . . . . . . is another implementation of the MapRunnable interface that runs mappers concurrently in a configurable number of threads.
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Answer: Option C
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56
Users can bundle their Yarn code in a . . . . . . . . file and execute it using jar command.
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Answer: Option B
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57
In . . . . . . . . the default job is similar, but not identical, to the Java equivalent.
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Answer: Option B
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58
The simplest way to do authentication is using . . . . . . . . command of Kerberos.
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Answer: Option B
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59
In order to turn on RPC authentication in hadoop, set the value of hadoop.security.authentication property to . . . . . . . .
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Answer: Option B
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60
For running hadoop service daemons in Hadoop in secure mode . . . . . . . . principals are required.
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Answer: Option B
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