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MCQs
Total Questions : 10
Question 1.
You can run Pig in interactive mode using the ______ shell
Grunt
FS
HDFS
None of the mentioned
See Solution
Discuss Question
Answer: Option A. ->
Grunt
Question 2.
Which of the following is the default mode?
Mapreduce
Tez
Local
All of the mentioned
See Solution
Discuss Question
Answer: Option D. ->
All of the mentioned
Question 3.
Use the __________ command to run a Pig script that can interact with the Grunt shell (interactive mode)
fetch
declare
run
all of the mentioned
See Solution
Discuss Question
Answer: Option C. ->
run
Question 4.
What are the various diagnostic operators available in Apache Pig?
Dump Operator
Describe Operator
Explain Operator
All of these
See Solution
Discuss Question
Answer: Option D. ->
All of these
Question 5.
What are the different complex data types in PIG
Maps
Tuples
Bags
All of these
See Solution
Discuss Question
Answer: Option D. ->
All of these
Question 6.
If data has less elements than the specified schema elements in pig, then?
Pig will not do any thing
It will pad the end of the record columns with nulls
Pig will through error
Pig will warn you before it throws error
See Solution
Discuss Question
Answer: Option B. ->
It will pad the end of the record columns with nulls
Question 7.
Point out the correct statement
LoadMeta has methods to convert byte arrays to specific types
The Pig load/store API is aligned with Hadoop's InputFormat class only
LoadPush has methods to push operations from Pig runtime into loader implementations
All of the mentioned
See Solution
Discuss Question
Answer: Option C. ->
LoadPush has methods to push operations from Pig runtime into loader implementations
Question 8.
The default load function in pig is?
TupleStorage
PigStorage
HBaseStorage
All of the above
See Solution
Discuss Question
Answer: Option D. ->
All of the above
Question 9.
Which of the following function is used to read data in PIG?
Write
Read
Load
Run
See Solution
Discuss Question
Answer: Option C. ->
Load
Question 10.
rel = sample xrel 0.1
samples 10% random records
samples first 10% records
samples last 10% records
None of the above
See Solution
Discuss Question
Answer: Option A. ->
samples 10% random records
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