Question 1

What data storage service might you select if you need to migrate a standard relational database running on a single machine to the cloud?

🟩 Cloud SQL
❌ Persistent Disk
❌ Cloud Storage
❌ BigQuery

Explanation:

Cloud SQL is a managed relational database service compatible with MySQL, PostgreSQL, and SQL Server—ideal for migrating a single-machine RDBMS.

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Question 2

Which Google Cloud data storage service offers ACID transactions and can scale globally?

❌ Cloud Storage
❌ Cloud CDN
🟩 Spanner
❌ Cloud SQL

Explanation:

Spanner is the only Google Cloud database that provides global scale with strong ACID consistency, horizontal scaling, and high availability.

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Question 3

Which service provides data warehouse storage and an interactive SQL interface?

🟩 BigQuery
❌ Cloud SQL
❌ Datalab
❌ Dataproc

Explanation:

BigQuery is a serverless data warehouse with an SQL interface optimized for huge datasets and analytical queries.

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🧾 Summary Table

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