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Data Processing with Pig MCQ question and answer with solution | Hadoop MCQs

Learn Data Processing with Pig MCQ Questions and answers with easy and logical explanations in hadoop. Data Processing with Pig 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

51
. . . . . . . . abstract class has three main methods for loading data and for most use cases it would suffice to extend it.
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Answer & Solution
Answer: Option B
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52
Point out the correct statement.
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Answer: Option C
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53
Which of the following has methods to deal with metadata?
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Answer: Option B
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54
. . . . . . . . method will be called by Pig both in the front end and back end to pass a unique signature to the Loader.
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Answer: Option B
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55
Point out the wrong statement.
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Answer: Option C
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56
. . . . . . . . return a list of hdfs files to ship to distributed cache.
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Answer: Option D
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57
The loader should use . . . . . . . . method to communicate the load information to the underlying InputFormat.
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Answer: Option D
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58
. . . . . . . . method enables the RecordReader associated with the InputFormat provided by the LoadFunc is passed to the LoadFunc.
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Answer: Option C
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59
. . . . . . . . method tells LoadFunc which fields are required in the Pig script.
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Answer: Option A
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60
A loader implementation should implement . . . . . . . . if casts (implicit or explicit) from DataByteArray fields to other types need to be supported.
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Answer: Option C
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