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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.

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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)
  • A
    7% (4)
  • B
    88% (50)
  • C
    2% (1)
  • D
    4% (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.

AImport data into a semi-structured time-series database.

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.

BChoose a system to store structured and semi-structured data that supports ad-hoc analysis andCorrect

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.

CCopy unstructured data into a single large object store.

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.

DEnsure data is stored in structured tables and rows to support transactional queries and

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

Topics

#Data Warehousing#Data Analysis#Ad-hoc Querying#Structured Data

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