Quiz :Exploring Data Transformation with Google Cloud (Google Cloud Digital Leader Training Professional Certificate) Answers 2025
1. Question 1
What Google Cloud business intelligence platform is designed to help individuals and teams analyze, visualize, and share data?
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❌ Cloud Storage
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❌ Dataplex
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✅ Looker
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❌ Dataflow
Explanation:
Looker is the BI (Business Intelligence) platform in Google Cloud for data analysis, visualization, and sharing.
2. Question 2
What feature of Looker makes it easy to integrate into existing workflows and share with multiple teams?
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❌ It supports over 60 different SQL databases.
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❌ It’s cost effective.
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❌ It creates easy to understand visualizations.
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✅ It’s 100% web based.
Explanation:
Because Looker is fully web-based, it integrates easily into workflows and is accessible across teams without installs.
3. Question 3
Which option is a source of streaming data?
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❌ Payroll records
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✅ Temperature sensors
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❌ Customer email addresses
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❌ Medical test results
Explanation:
Temperature sensors produce continuous, real-time data — this is streaming data.
4. Question 4
What is Google Cloud’s distributed messaging service for receiving messages from device streams?
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✅ Pub/Sub
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❌ Looker
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❌ Dataproc
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❌ Dataplex
Explanation:
Pub/Sub is Google Cloud’s asynchronous messaging service used for IoT, event streams, etc.
5. Question 5
Which statement is true about Dataflow?
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✅ It handles infrastructure setup and maintenance for processing pipelines.
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❌ It allows easy data cleaning and transformation through visual tools.
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❌ It’s a cloud-based data warehouse.
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❌ It’s a messaging service.
Explanation:
Dataflow is a managed data processing service that automatically handles scaling and infrastructure.
6. Question 6
What does ETL stand for?
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❌ Event-time logic
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❌ Enhanced transaction logic
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✅ Extract, transform, and load
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❌ Enrichment, tagging, and labeling
Explanation:
ETL is the standard process of extracting data, transforming it, and loading it into a destination system.
🧾 Summary Table
| Q No. | Correct Answer | Key Concept |
|---|---|---|
| 1 | Looker | Google Cloud BI tool |
| 2 | It’s 100% web based | Looker feature |
| 3 | Temperature sensors | Streaming data source |
| 4 | Pub/Sub | Messaging service |
| 5 | Infrastructure handled by Dataflow | Managed pipelines |
| 6 | Extract, transform, and load | ETL |