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

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

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

2. Which of the following are key roles in data governance? (Select all that apply)

A) Data Analyst
B) Chief Information Officer (CIO)
C) Data Owner
D) Data Steward
E) Data Scientist

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

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

4. 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) Amazon Redshift
C) Apache Hadoop
D) Apache Spark
E) Microsoft SSIS

5. What is the main programming language supported by Apache Spark?

A) Java
B) Ruby
C) C++
D) Python

Solutions: