Security in Hadoop MCQ question and answer with solution

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What is the role of the Hadoop Security Manager in a Hadoop cluster?

A) Optimizing resource allocation in MapReduce B) Enabling transparent data encryption (TDE) C) Managing user authentication and access control D) Configuring firewall rules for Hadoop nodes

Discuss

Answer & Solution

Answer: Option C

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

How can Hadoop mitigate the risk of a Man-in-the-Middle (MITM) attack during data transmission?

A) Disabling firewall settings on all nodes B) Enabling SSL/TLS for communication C) Running Hadoop in an open network mode 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 significance of Hadoop's Secure DataNode Communication in HDFS security?

A) Configuring SSL/TLS for communication B) Enforcing access control in Hadoop C) Ensuring secure communication between DataNodes D) Optimizing data replication in HDFS

Discuss

Answer & Solution

Answer: Option C

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

How does Hadoop's HDFS Access Control Lists (ACLs) differ from traditional Unix file permissions?

A) Optimizes data replication in HDFS B) Enforces data compression in HDFS C) Accelerates MapReduce job execution D) Provides more fine-grained access control

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 Ranger KMS (Key Management Service) in a Hadoop security setup?

A) Managing and securing encryption keys B) Enabling speculative execution in MapReduce C) Increasing the replication factor of HDFS blocks D) Disabling block-level access control

Discuss

Answer & Solution

Answer: Option A

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

How can you secure the data stored in HDFS from unauthorized access?

A) Disable encryption for HDFS data B) Increase the replication factor of HDFS blocks C) Enable speculative execution in MapReduce D) Set proper permissions using HDFS ACLs

Discuss

Answer & Solution

Answer: Option D

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

What is the role of Hadoop's Authentication Proxy in a secure Hadoop environment?

A) Managing data replication in HDFS B) Optimizing resource allocation in MapReduce C) Authenticating users accessing the Hadoop cluster D) Enabling cross-cluster communication

Discuss

Answer & Solution

Answer: Option C

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

How does Hadoop's Knox Gateway enhance security in a Hadoop cluster?

A) Enforces data compression in HDFS B) Provides a secure gateway for external access C) Manages user authentication in Hadoop 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 HDFS Encryption Zones in terms of data security?

A) Configures SSL/TLS for communication B) Enforces access control in Hadoop C) Allows for selective encryption of specific directories D) Optimizes data replication in HDFS

Discuss

Answer & Solution

Answer: Option C

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

How can Hadoop's audit logging be useful in a security context?

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

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