D-DS-OP-23 Dumps PDF 2024 Program Your Preparation EXAM SUCCESS [Q15-Q38]

QUESTION 15
What is a characteristic of the Kerberos role in a Hadoop ecosystem?

QUESTION 16
Which of the following are data ingestion tools commonly used in the Hadoop ecosystem? (Select all that apply)

QUESTION 17
What ordered set of terms refers to the process in which data is sourced from a relational database, enriched and merged with other datasets, then stored in a data lake?

QUESTION 18
What ethical principle emphasizes that collected data should be used for its original intended purpose?

QUESTION 19
Which skill is crucial for a data engineer to effectively manage and optimize large-scale data processing systems?

QUESTION 20
What is a data pipeline best practice related to Extract-Transform-Load (ETL) jobs?

QUESTION 21
How is replication implemented in Redis?

QUESTION 22
Which IoT data processing tool enables businesses to make real-time decisions to capitalize on the Analytics of Things (AoT)?

QUESTION 23
Which of the following describes Apache Flink?

QUESTION 24
What is the purpose of memory management in Apache Flink?

QUESTION 25
What is a characteristic of Pig?

QUESTION 26
What is metadata in the context of data governance?

QUESTION 27
What is the data governance role that leverages the data for business purposes, such as increasing sales or reducing manufacturing costs?

QUESTION 28
Which of the following are components of the ETL process? (Select all that apply)

QUESTION 29
In Python, which primitive data type covers real rational and irrational numbers?

QUESTION 30
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?

QUESTION 31
Which Cassandra data type represents a collection of key-value pairs, and is represented in curly brackets ({, }) and colon (:)?

QUESTION 32
You are designing a database for an e-commerce data warehouse. The data is normalized in 1NF format and will be used to create data marts for different departments inside the organization.
Which schema type should be used for this requirement?

QUESTION 33
What is a primary task of a data engineer during a data analytics project?

QUESTION 34
In Python, which data type is one dimensional and immutable?

QUESTION 35
What is the purpose of sensor operators in Apache Airflow?

QUESTION 36
What is the primary purpose of Apache Kafka in a data processing architecture?

QUESTION 37
Which of the following data structures in Python is immutable?

QUESTION 38
Why is Python commonly used for building data pipelines?