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EMC D-DS-OP-23 Exam Syllabus Topics:

EMC Dell Data Scientist and Data Engineering Optimize 2023 Sample Questions:

1. Which tool provides fine-grained access control and security for Hadoop components?

A) Apache Ranger
B) Apache Knox
C) Apache Atlas
D) Apache HBase

2. What is a metadata management challenge?

A) Information sources are limited
B) Data corruption over time
C) Ensuring availability of source systems
D) Leveraging the information from distributed sources

3. In the ELT process, data is transformed after being loaded into the target system.
Which tools can be used for ELT? (Select all that apply)

A) Talend
B) Apache Hadoop
C) Amazon Redshift
D) Microsoft SSIS
E) Apache Spark

4. Which tools are used for security considerations in the Hadoop ecosystem? (Select all that apply)

A) Apache Flink
B) Apache Ranger
C) Apache Knox
D) Apache Atlas
E) Apache Sentry

5. An organization has implemented an IoT solution in their environment to gain competitive advantage.
This solution generates huge volumes of streaming data from different sources.
The organization wants to leverage this data to provide predictive, actionable results. They need a real- time data processing tool that can process the data using a fault-tolerant, horizontally scalable method.
Which tool should the organization use?

A) Apache Ranger
B) Apache Ambari
C) Apache Storm
D) Apache Oozie

Solutions: