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

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

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

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

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

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

A. Increasing the replication factor of HDFS blocks

B. Utilizing HDFS Encryption Zones

C. Disabling block-level access control

D. None of the above

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

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

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

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