Free Oracle 1Z0-928 Exam Dumps Questions & Answers

Oracle Big Data Cloud provides a ready to use, open source Notebook utility you I on use to Create end code Interactive exploratory analytical visualizations.
What is the name of that Notebook utility?

• A.  Beaker Notebook
• B.  Oracle Analytics Cloud
• C.  Zeppelin Notebook
• D.  Jupyter

What is the function of a SHUFFLE phase in the MAPDEDUCE processing framework?

• A.  This phase will move intermediate data from the mapper to the reducers.
• B.  This phase provides fault tolerance by moving mappers from the failed nodes to running nodes.
• C.  This phase is used to reduce the values associated with the intermediate keys.
• D.  This phase is to optimize resource utilization by moving mappers to the other nodes.

What is the difference between permanent nodes and edge nodes?

• A.  Permanent nodes contain you Hadoop data, but edge nodes do not have Hadoop data.
• B.  Permanent nodes cannot be stopped, whereas you can start and stop edge nodes.
• C.  Permanent nodes are for the life of the cluster, whereas edge nodes are temporary for the duration for processing the data.
• D.  Permanent nodes contain you Hadoop data, but edge nodes give you the "edge" in processing you r data with more processors.

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

• A.  It is a block storage layer
• B.  lt Offers block storage with NVMe based SSD.
• C.  It supports HDFS as a data lake concept.
• D.  It is a transparent distributed cache layer.

What is the role of Kerberos in the Big Data Cloud Service?

• A.  It provides a secured Network Firewall to restrict Big Data Cloud Service access from external hosts.
• B.  It provides support for fine-grained, role-based authorization over Hive metadata.
• C.  It ensures the identity of users and services communicating over the network.
• D.  It allows for encryption of HDFS data at rest and Data in Motion.