A company is using Oracle Big Data Cloud Service that has Hive tables owned by user A. The tables are being dropped by user B. How should you implement authorization in Hadoop?

A. Role-based separation is not possible because Hadoop is a file system.

B. Configure Apache Record Service

C. Implement role-based security using Sentry.

D. Implement role-based security using Kerberos

Which statement is true about Big Data File System in Oracle Big Data Cloud?

A. It is a transparent distributed cache layer.

B. It supports HDFS as a datalake concept.

C. It is a block storage layer.

D. It offers block storage with NVMe-based SSD.

You execute the command hdfs dfs -is to view the directory listing on the Edge/Gateway node in a secured

cluster, but get an error. You were able to execute the same command successfully 24 hours ago. No

changes have been made to the user or the infrastructure.

How do you fix the problem?

A. You need to obtain a valid Kerberos ticket by executing the KINIT command.

B. You need to reboot the Hadoop cluster to reinstate access to users.

C. A valid Kerberos ticket exists but you need to initialize it using the KINIT command.

D. You are on wrong node. The hdfs dfs -is command can only be executed from the Name Node.

Where do you store the version history of Schemas for the Event Hub Cloud Service?

A. Object store

B. HDFS

C. Schema Registry

D. Archival storage

Which is NOT a characteristic of an edge node in Big Data Cloud Service?

A. You can remove an edge node once it is part of a cluster.

B. You have full use of Cloudera Enterprise Data Hub Software.

C. You may store data in the Data Nodes.

D. Each node has 48 TB of storage.