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

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

A. By enforcing access control only at the client-side

B. Through Access Control Lists (ACLs)

C. Through Transparent Data Encryption (TDE)

D. By enforcing access control only at the client-side

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

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

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

A. Increasing the block size in HDFS

B. Using HDFS checksums

C. Running Hadoop in an open network mode

D. Increasing the block size in HDFS

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

A. By disabling all security features for simplicity

B. Through Hadoop TrustStore and KeyStore

C. Using IPsec for secure communication

D. Through Kerberos authentication

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

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