Security in Hadoop MCQ question and answer with solution

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How does Hadoop mitigate the risk of data exposure during network transmission?

A) By using a less secure authentication method B) By compressing data before transmission C) By using Secure Sockets Layer (SSL) encryption D) By increasing the block size in HDFS

Discuss

Answer & Solution

Answer: Option C

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

What is the role of Hadoop's HDFS snapshot feature in terms of security?

A) Enhancing data replication in HDFS B) Improving the performance of MapReduce jobs C) Implementing role-based access control D) Creating point-in-time copies of HDFS directories

Discuss

Answer & Solution

Answer: Option D

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

How can you secure the communication between a Hadoop client and the ResourceManager?

A) Enabling SSL/TLS for communication B) Using an unsecured HTTP connection C) Increasing the ResourceManager's heap size D) Configuring a public IP for the ResourceManager

Discuss

Answer & Solution

Answer: Option A

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

What is the purpose of Hadoop's Impersonation in the context of security?

A) Managing data replication in HDFS B) Enabling parallel processing in Hadoop C) Optimizing task scheduling in MapReduce D) Allowing users to perform actions on behalf of another user

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Answer & Solution

Answer: Option D

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

How does Hadoop's audit logging enhance security?

A) Accelerating data replication in HDFS B) Enabling transparent data encryption (TDE) C) Capturing and logging security-related events D) Configuring firewalls for Hadoop nodes

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Answer & Solution

Answer: Option C

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

How does Hadoop mitigate the risk of unauthorized data access in HDFS?

A) Increasing the replication factor of HDFS blocks B) Utilizing HDFS Encryption Zones C) Disabling block-level access control D) None of the above

Discuss

Answer & Solution

Answer: Option B

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

What is the purpose of Hadoop's Knox Gateway in a Hadoop security setup?

A) Accelerating MapReduce job execution B) Managing user authentication in Hadoop C) Providing a single entry point for Hadoop cluster access D) Enforcing data compression in HDFS

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Answer & Solution

Answer: Option C

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

How can you secure the communication between nodes in a Hadoop cluster using IPsec?

A) Enabling public IP addresses for all nodes B) Disabling firewall settings on all nodes C) Running Hadoop in an open network mode D) Configuring IPsec for secure communication

Discuss

Answer & Solution

Answer: Option D

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

What is the purpose of Hadoop's Key Management Server (KMS) in encryption?

A) Managing encryption keys for Hadoop services B) Optimizing data replication in HDFS C) Enforcing access control in Hadoop D) Configuring SSL/TLS for communication

Discuss

Answer & Solution

Answer: Option A

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

How does Hadoop's Transparent Data Encryption (TDE) enhance security in HDFS?

A) Disabling block-level access control B) Increasing the replication factor of HDFS blocks C) Enabling speculative execution in MapReduce D) Encrypting data at rest in HDFS

Discuss

Answer & Solution

Answer: Option D

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

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Security in Hadoop MCQ question and answer with solution | Hadoop MCQs