Security in Hadoop MCQ question and answer with solution

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What is the role of Hadoop's Knox Gateway in a secure Hadoop environment?

A) Accelerating data replication in HDFS B) Enabling speculative execution in MapReduce C) Providing a single entry point for Hadoop cluster access D) Managing user authentication in Hadoop

Discuss

Answer & Solution

Answer: Option C

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

How does Hadoop support access control in HDFS?

A) By enforcing access control only at the client-side B) Through Access Control Lists (ACLs) C) Through Transparent Data Encryption (TDE) 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 Ranger KMS (Key Management Service) in a secure Hadoop environment?

A) Managing and securing encryption keys B) Accelerating data replication in HDFS C) Enabling speculative execution in MapReduce D) Configuring firewall rules for Hadoop nodes

Discuss

Answer & Solution

Answer: Option A

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

Discuss

Answer & Solution

Answer: Option D

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) Accelerates MapReduce job execution B) Enforces data compression in HDFS C) Provides a secure gateway for external access D) Manages user authentication in Hadoop

Discuss

Answer & Solution

Answer: Option C

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

How does Hadoop mitigate the risk of data tampering in HDFS?

A) Increasing the block size in HDFS B) Using HDFS checksums 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 role of Hadoop's HDFS Encryption Zone in terms of 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 does Hadoop support authentication and authorization in HDFS?

A) By disabling all security features for simplicity B) Through Hadoop TrustStore and KeyStore C) Using IPsec for secure communication D) Through Kerberos authentication

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 Secure DataNode?

A) Ensuring secure communication between DataNodes B) Optimizing data replication in HDFS C) Enabling transparent data encryption (TDE) D) Configuring firewall rules for Hadoop nodes

Discuss

Answer & Solution

Answer: Option A

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

How can you enforce secure data transmission between a Hadoop client and the ResourceManager?

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

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