HBase Interview Questions | Snaprecruit.com
HBase Interview Questions | Snaprecruit.com
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HBase interview questions
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Total Questions: 5
1. Which of the following is not one of the primitive commands to interact with Hbase
A. Drop
B. Get
C. Put
D. Scan
Show Correct Answer
Correct Answer is :
Drop
2. The verison information of a record in a KeyValue instance is inspected using the method
A. getVersion()
B. getTimestamp()
C. getTime()
D. getVersioninfo()
Show Correct Answer
Correct Answer is :
getTimestamp()
3. The command which allows you to change an integer value stored in Hbase cell without reading it first is
A. Incrementcolumnvalue()
B. Incrementinteger()
C. Incrmentcellval()
D. Incrementnext()
Show Correct Answer
Correct Answer is :
Incrementcolumnvalue()
4. When a region becomes bigger in size, it
A. Gets trimmed
B. Spills into new machines
C. Is discarded
D. Is split into smaller regions
Show Correct Answer
Correct Answer is :
Is split into smaller regions
5. In a reduce-side join the Mapreduce step which is used to collocate the relevant records form the two joining data sets is
A. Map step
B. Reduce step
C. Shuffle and sort step
D. Final output step
Show Correct Answer
Correct Answer is :
Shuffle and sort step
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