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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?

  • ❌ Cloud Storage

  • ❌ Dataplex

  • Looker

  • ❌ 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?

  • ❌ It supports over 60 different SQL databases.

  • ❌ It’s cost effective.

  • ❌ It creates easy to understand visualizations.

  • 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?

  • ❌ Payroll records

  • Temperature sensors

  • ❌ Customer email addresses

  • ❌ 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?

  • Pub/Sub

  • ❌ Looker

  • ❌ Dataproc

  • ❌ 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?

  • It handles infrastructure setup and maintenance for processing pipelines.

  • ❌ It allows easy data cleaning and transformation through visual tools.

  • ❌ It’s a cloud-based data warehouse.

  • ❌ 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?

  • ❌ Event-time logic

  • ❌ Enhanced transaction logic

  • Extract, transform, and load

  • ❌ 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