CLOUD-DIGITAL-LEADER · Question #426
An organization wants to analyze data in a data warehouse. How should they proceed?
The correct answer is B. Choose a system to store structured and semi-structured data that supports ad-hoc analysis and. Analyzing data in a data warehouse requires a system that stores structured and semi-structured data and supports ad-hoc SQL queries, which describes BigQuery.
Question
An organization wants to analyze data in a data warehouse. How should they proceed?
Options
- AImport data into a semi-structured time-series database.
- BChoose a system to store structured and semi-structured data that supports ad-hoc analysis and
- CCopy unstructured data into a single large object store.
- DEnsure data is stored in structured tables and rows to support transactional queries and
How the community answered
(57 responses)- A7% (4)
- B88% (50)
- C2% (1)
- D4% (2)
Why each option
Analyzing data in a data warehouse requires a system that stores structured and semi-structured data and supports ad-hoc SQL queries, which describes BigQuery.
Importing data into a semi-structured time-series database is optimized for time-ordered metrics and monitoring data, not for general-purpose data warehouse analytics.
A data warehouse like BigQuery is specifically designed to store structured and semi-structured data at scale and supports ad-hoc analytical queries using SQL. This architecture enables organizations to run exploratory and complex analytical workloads efficiently without predefined query patterns.
Copying unstructured data into an object store such as Cloud Storage creates a data lake, not a data warehouse, and does not support direct SQL-based ad-hoc analysis.
Storing data in structured tables for transactional queries describes a relational OLTP database such as Cloud SQL, which is optimized for high-frequency transactional operations rather than large-scale analytical queries.
Concept tested: Data warehouse selection for ad-hoc analytical queries
Source: https://cloud.google.com/bigquery/docs/introduction
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