EMC D-DS-OP-23 Actual Tests : Dell Data Scientist and Data Engineering Optimize 2023

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

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

Question 1

Which IoT data processing tool enables businesses to make real-time decisions to capitalize on the Analytics of Things (AoT)?

A. Nautilus
B. Apache Kafka
C. Apache NiFi
D. Pravega

Question 2

Which of the following are components of the Apache Spark Streaming architecture? (Select all that apply)

A. Kafka topics
B. HDFS storage
C. Worker node
D. Driver node
E. Discretized streams (DStreams)

Question 3

In order for a table to be normalized in 4NF, what two conditions must be met?

A. Table is in BCNF
Multi-valued depen
B. Table is in BCNF
No multi-valued dependencies exist
C. Table is in 3NF
No multi-valued dependencies exist
D. Table is in 3NF
No dependencies exist

Question 4

What is a primary task of a data engineer during a data analytics project?

A. Preparing the Big Data environment to be utilized by data scientists and other business stakeholders
B. Designing and integrating infrastructure, analyzing algorithms, modifying source code, and writing system instructions
C. Ensuring the successful initiation, planning, design, execution, monitoring, controlling, and closure of the project
D. Installing, configuring, testing, and maintaining operating systems, application software, and system management tools

Question 5

In Python, which type of operator is often used in conditional statements to perform Boolean operations?

A. Arithmetic
B. Assignment
C. Logical
D. Bitwise

Solutions: