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Question 1
What is the core architectural idea that defines a data lakehouse compared to a traditional data warehouse?
Correct Answer:
It combines the low-cost, open storage of a data lake with the management, governance, and performance features of a data warehouse
Question 2
Which combination of technologies forms the typical foundation of an open data lakehouse such as IBM watsonx.data?
Correct Answer:
Cloud object storage, an open table format like Apache Iceberg, and open query engines like Presto and Spark
Question 3
A team wants to reduce data warehouse costs by moving infrequently accessed historical data off expensive warehouse infrastructure while keeping it queryable. Which data lakehouse capability best supports this goal?
Correct Answer:
Offloading cold or historical data to low-cost object storage in the lakehouse where it remains queryable by multiple engines
Question 4
In a medallion architecture used with a lakehouse, what does the bronze layer typically contain?
Correct Answer:
Raw, unprocessed data ingested directly from source systems
Question 5
Why is the separation of compute and storage considered a key benefit of the data lakehouse architecture?
Correct Answer:
Compute engines and storage can scale independently, so you add query capacity without buying more storage and vice versa
Question 1
Exam overview

About this Exam

Prepare with the IBM watsonx Data Lakehouse Engineer Associate Practice Questions - IBM Certified watsonx Data Lakehouse Engineer v1 - Associate (Exam C1000-190) Exam practice quiz. This question bank includes 100 questions covering data, watsonx, lakehouse, storage, and table. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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IBM watsonx Data Lakehouse Engineer Associate Practice Questions - IBM Certified watsonx Data Lakehouse Engineer v1 - Associate (Exam C1000-190) Exam

This practice set contains 100 questions from the matching question bank and focuses on data, watsonx, lakehouse, storage, and table. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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