Oracle Oracle Certifications 1Z0-928 Questions & Answers

• Question 1:

  Which security capability is NOT automatically enabled in Oracle Big Data Cloud Service?

  A. Encryption for data at rest

  B. Fine-grained, role based authorization

  C. Kerberos

  D. Apache Metron Big Data Security

  E. Auditing with Cloudera Navigator and Oracle Audit Vault

  Correct Answer: A

• Question 2:

  What utility can you use to manage the Whilelist?

  A. mammoth

  B. bdcscli

  C. dcii

  D. bdacii

  Correct Answer: D

  Reference: https://docs.oracle.com/cloud-machine/latest/bigdatacm/CSBDM/GUID-4DC086BF-DBB943A0-BE0D-1CCBED87BEB4.htm#CSBDM-GUID-4DC086BF-DBB9-43A0-BE0D-1CCBED87BEB4

• Question 3:

  In which use case Event Hub Cloud Service (Apache Kafka) CANNOT be used?

  A. as a data pipeline solution for big data

  B. for Data Integration for streaming data

  C. as a relational data store

  D. for application development with micro services

  Correct Answer: A

• Question 4:

  You have data stored in the Hadoop cluster. You wish to use "R" to process the data in Hadoop and interface it with your Oracle database with statistical algorithms.

  Which function should you use to perform a linear regression model on the data?

  A. orch.lm

  B. orch.lmf

  C. orch.lr

  D. orch.nmf

  Correct Answer: A

  Reference: https://docs.oracle.com/cd/E49465_01/doc.23/e49333/orch.htm#BDCUG412

• Question 5:

  Which Oracle Cloud component allows you to create, delete, and manage multiple Oracle cloud resources/ services together as a unit?

  A. Stack Manager

  B. CLI interface

  C. Administrator Console

  D. Single REST API Call

  Correct Answer: A

  Reference: https://docs.oracle.com/en/cloud/paas/big-data-compute-cloud/csspc/create-cluster-oraclecloud-stack.html

• Question 6:

  What is the default cluster console administrator user created in Oracle Big Data Cloud to manage Jobs, Notebooks and data Stores and Setting?

  A. cli_admin

  B. bdcsce_admin

  C. administrator

  D. admin

  Correct Answer: D

  Reference: https://docs.oracle.com/en/cloud/paas/big-data-compute-cloud/csspc/using-oracle-big-datacloud.pdf

• Question 7:

  You have data originating from different sources and the data is not structured the same way. You need to combine the data from those heterogeneous sources into integrated, consistent, and unambiguous information so you can discover the relationships of the data.

  Which Oracle Big Data Connector should you use?

  A. Oracle R Advanced Analytics for Hadoop

  B. Oracle Big Data Spatial and Graph

  C. Oracle Non-relational Data Integrator

  D. Oracle SQL Connector for Hadoop Distributed File System

  Correct Answer: D

• Question 8:

  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.

  Correct Answer: A

• Question 9:

  What does Schema On Read represent?

  A. Ingest all data and create structure per query requirements

  B. Create table structure, ingest data and query

  C. In-memory algorithm that defines the schema on the data

  D. Specialized schema optimized for read

  Correct Answer: B

• Question 10:

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

  A. It allows for encryption of HDFS data at rest and Data in Motion.

  B. It provides support for fine-grained, role-based authorization over Hive metadata.

  C. It provides a secured Network Firewall to restrict Big Data Cloud Service access from external hosts.

  D. It ensures the identity of users and services communicating over the network.

  Correct Answer: D