NoSQL MCQs (Chapterwise Multiple Choice Questions)

You need to create a scalable database that allows you to query data nodes and edges efficiently. What do you use?

A relational databse

A columnstore databse

A document databse

A graph database

Answer & Explanation

Correct Answer: A graph database

Note: This Question is unanswered, help us to find answer for this one

To bulk load data into Amazon Neputn, what do you do?

Upload data to S3 VPC endpoint, Use the Neptun loader to load from s3 into your Neptune instance

Ad data to a Kinesis stream, and use the Neptune loade to load from S# into your Neptun instance.

Add data to a Kisnesis stream, and create a Kinesis stream VPC endpoint. Use the Nepune loader to load from S3into your Neptune instance.

Upload data to S Use the neptune loader to load from S3 into your Neptune instance.

Answer & Explanation

Correct Answer: Upload data to S3 VPC endpoint, Use the Neptun loader to load from s3 into your Neptune instance

Note: This Question is unanswered, help us to find answer for this one

In DynamoDB, the partition key and sort key are also known as which type of attributes?

Range, hash

Primary, range

Hash, range

Range, secondary

Answer & Explanation

Correct Answer: Hash, range

Note: This Question is unanswered, help us to find answer for this one

You need to encrypt data at rest in DynamoDB. Which action do you take?

You assign a default AWS encryption key to your table to encrypt data.

You create an AWS encryption key and assign it to your table to encrypt data.

None. Data is encrypted by default.

You create an AWS encryption key and assign it to your database to encrypt data.

Answer & Explanation

Correct Answer: None. Data is encrypted by default.

Note: This Question is unanswered, help us to find answer for this one

What is the recommended size for Redis keys?

Long

Short

Medium

A single bit

Answer & Explanation

Correct Answer: A single bit

Note: This Question is unanswered, help us to find answer for this one

You need to select a NoSQL database for heavy aggregate query workloads. Which type do you choose?

Graph

Key-value

Document

Columnstore

Answer & Explanation

Correct Answer: Columnstore

Note: This Question is unanswered, help us to find answer for this one

Which types of indexes are available in CosmosDB?

Range and spatial

Secondary and primary key

Secondary and spatial

Range and primary key

Answer & Explanation

Correct Answer: Range and spatial

Note: This Question is unanswered, help us to find answer for this one

You need to generate a unique, sequential identifier for each value stored in a Redis cluster. What do you do?

Implement a SortedSet object to generate a value.

Use the GUID keyword to generate a value.

Implement a List object to generate a value.

Use the INCR keyword to generate a value

Answer & Explanation

Correct Answer: Use the INCR keyword to generate a value

Note: This Question is unanswered, help us to find answer for this one

You are developing a model for a graph database. Your data will be moved from a relational database into Neo4j. Which of these transformations apply?

Rows become labes: bales become nodes.

Tables become labels: rows become nodes.

Tables become collections: rows become items.

Rows become collections: tables become items.

Answer & Explanation

Correct Answer: Tables become labels: rows become nodes.

Note: This Question is unanswered, help us to find answer for this one

Which command do you use to add a value to a Redis stream named mystream?

ADD mystream * sensor-id 1234 temperature 19.8 1518951480106-1

UPDATE mystream * sensor-id 1234 temperature 19.8 1518951480106-3

XADD mystream * sensor-id 1234 temperature 9.8 1518951480106-0

INSERT mystream * sensor-d 1234 temperature 19.8 15181480106-2

Answer & Explanation

Correct Answer: XADD mystream * sensor-id 1234 temperature 9.8 1518951480106-0

Note: This Question is unanswered, help us to find answer for this one

NoSQL Quick Quiz

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