NoSQL Databases with HBase MCQ question and answer with solution

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In HBase, what is the primary purpose of the HBase Online Schema Change?

A) Sort records based on a column B) Group records based on a condition C) Modify the schema of an HBase table without requiring downtime D) Join records from multiple tables

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

What is the role of the HBase Region Locator in HBase architecture?

A) Manage computation resources B) Determine the location of regions in HBase C) Perform data analytics in Hadoop D) None of the above

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Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

In HBase, what does the term "HBase MemStore Flush" refer to?

A) Process of flushing in-memory data to disk in HBase B) A storage format in Hadoop C) A query language for HBase D) A distributed file system

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

What is the primary function of the HBase Load Balancer?

A) Join records from multiple tables B) Group records based on a condition C) Sort records based on a column D) Distribute regions among region servers to balance the workload

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

In HBase, what is the significance of the HBase Data Block Encoding?

A) A storage format in Hadoop B) A query language for HBase C) Optimize storage and retrieval of data in HBase D) A distributed file system

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Answer & Solution

Answer: Option C

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In HBase, what is the purpose of the HBase Replication feature?

A) A query language for HBase B) Replicate data to another HBase cluster for disaster recovery C) A distributed file system D) None of the above

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Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

What is the primary role of the HBase HFile?

A) Join records from multiple tables B) Group records based on a condition C) Physical storage file for HBase data D) Sort records based on a column

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In HBase, what does the term "HBase Region Split" mean?

A) Execute MapReduce jobs B) Manage computation resources C) Perform data analytics in Hadoop D) Divide a region into two regions for improved performance

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Answer & Solution

Answer: Option D

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What is the purpose of the HBase Tiered Storage feature?

A) Store data in different storage tiers based on access patterns B) Sort records based on a column C) Group records based on a condition D) Join records from multiple tables

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

In HBase, what is the role of the HBase Compaction Thread?

A) A distributed file system B) A query language for HBase C) A storage format in Hadoop D) Perform compaction tasks on HBase tables

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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NoSQL Databases with HBase MCQ question and answer with solution | Hadoop MCQs