# Professional Data Engineer — 420 high-quality questions

> 420 high-quality questions (iPhone/iPad app by Trieu Tran.)

- Source: https://appshunter.io/ios/app/professional-data-engineer/id6473723698 (this page in markdown: same URL + `.md`)
- Developer: [Trieu Tran](https://appshunter.io/developer/1668827865)
- Category: Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 10.0 · 25 MB
- Languages: American English
- Released: 2023-12-04
- Data updated: 2026-08-24
- User reviews in markdown: https://appshunter.io/ios/app/professional-data-engineer/id6473723698/reviews.md

## What is Professional Data Engineer?

Non-Affiliation Disclaimer (Google Professional Data Engineer)
This app is an independent exam preparation resource and is not affiliated with, endorsed by, or connected with Google or Google Cloud. All practice materials are created solely for learning and study purposes.

Trademark Notice (Google Professional Data Engineer)
Google, Google Cloud, and Google Cloud Professional Data Engineer are trademarks or registered trademarks of Google LLC.
Any references to Google Cloud exams or terminology are for identification only and do not imply official endorsement.

=====

There are many questions on the web that are either outdated or wrongly answered. I am trying here to filter all those questions and provide you with a nice tool to practice the exam similar to the real-life exam as much as possible.

This small app was designed with love to help you 5 things:

1. question content is updated monthly in 2026, so you don’t have to worry that these question is outdated anymore.

2. With 2 EXACT-FILTERING features, you can focus easily on questions you are making mistakes or missing.

3. Save difficult questions offline. So you can practice them later when you have free time.

4. Examination mode will help you take test like a real exam. So you will be more confident.

5. NEARLY-100% questions are packed with straightforward explanations. You will know why it is correct or wrong. No more confusing.

In sum, this app is simple and straight-to-the-point like description you are reading.

Have fun and enjoy the app!

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Unlock complete App | $9.99 | one-time |



## Version history (last 3 releases)

### 1.0.6 — 2025-12-27

- improve some performances
- fix some minor bugs

### 1.0.5 — 2025-01-20

- improve some performances
- fix some minor bugs

### 1.0 — 2023-12-04

No release notes.

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## More apps by Trieu Tran

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- [GG Professional Cloud DevOps](https://appshunter.io/ios/app/gg-professional-cloud-devops/id6446802270)

All apps by Trieu Tran: https://appshunter.io/developer/1668827865

## Related topics

[databricks data engineer prep](https://appshunter.io/ios/topics/databricks-data-engineer-prep)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-24.*