15 Data Transformation Practice Exams and Question Banks
We compared 15 Data Transformation courses currently listed on Udemy, priced from $19.99 to $99.99. They are ordered by our CourseAsk score, which is built from how thoroughly each course describes what it teaches, whether it comes from a named institution, and how it compares on price — not from star ratings, which our course data does not include.
- Courses compared
- 15
- Price range
- $19.99 – $99.99
- Providers
- Udemy
- Last updated
- 5 Sep 2026
How these 15 courses were chosen
Every course below is a real, currently listed course from Udemy, matched to "data transformation" by our catalog and ordered by our CourseAsk score. Courses whose own title names the topic rank above those only tagged with it.
The grade on each entry scores how much the provider publishes about the course before you pay — the length and detail of the description, whether it lists learning outcomes and objectives — and whether a named university or institution stands behind it. A is fully documented and institution-backed; E is little more than a title and a price. Courses with almost nothing published are left ungraded rather than marked down, because an unknown course and a poor one are not the same thing.
There are no star ratings on this page — the course feeds we license do not include them, and we would rather leave a column out than fill it with a number we cannot stand behind. What we do have is price: these range from $19.99 to $99.99, as listed by the provider when we last updated the page.
-
1
AWS Certified Data Engineer Associate DEA-C01 Mock Exams
Unlock your success on the AWS Certified Data Engineer Associate DEA-C01 Mock Exams with the ultimate preparation tool.Whether you are a data professional looking to validate your cloud engineering credentials or a devel...
$19.99listed price -
2
SnowPro Advanced: Data Engineer Practice Tests
Prepare for the SnowPro Advanced: Data Engineer certification with realistic practice tests built strictly around the official Snowflake documentation and the SnowPro Advanced: Data Engineer exam domains.This course is d...
$19.99listed price -
3
Databricks Certified Data Engineer Associate Practice Tests
Ready to pass the Databricks Certified Data Engineer Associate exam? Test yourself with 6 full-length practice exams - 300 exam-style questions with detailed answer explanations - all aligned to the current (2026) exam g...
$34.99listed price -
4
Azure Data Scientist Associate DP-100 Practice Exams
Microsoft Certified Azure Data Scientist Associate DP-100 Practice Exams. Achieving a professional level in technical data science requires a profound technical understanding of technical experiment design, technical mod...
$29.99listed price -
5
PL-300 Practice Tests: Microsoft Power BI Analyst
Prepare confidently for the Microsoft Power BI Data Analyst Associate (PL-300) certification with a comprehensive course designed to help you master data analysis, visualization, and business intelligence concepts using...
$19.99listed price -
6
Microsoft PL-300 Practice Tests 2024
Master the Microsoft PL-300: Data Analyst Certification ExamEmbark on a comprehensive learning journey to master the Microsoft PL-300: Data Analyst certification exam with our expertly crafted practice test course. This...
$19.99listed price -
7
AWS Data Engineer Associate DEA-C01 Practice Exams 2026
Unlock the power of cloud data analytics and learn how to build high-performance, scalable analytics systems using Amazon Web Services. This advanced learning experience dives deep into the full data analytics lifecycle,...
$19.99listed price -
8
Power BI Interview Mastery: Practice Tests & Explanations
About PL-300 Microsoft Power BI ExamThe PL-300 exam, also known as the Microsoft Power BI Data Analyst exam, is designed for professionals who want to validate their skills in using Power BI to visualize data, create and...
$19.99listed price -
9
1500 Questions | Microsoft Power BI Data Analyst (PL-300)
Microsoft Certified: Power BI Data Analyst Associate PL-300 | 1,500 Complete Practice QuestionsLanding a role as a data analyst requires proving you can transform raw data into actionable business intelligence. The Micro...
$99.99listed price -
10
Tableau Certified Data Analyst Certification Practice Tests
Are you ready to elevate your data analysis skills with Tableau? Prepare for success and conquer the Tableau Certified Data Analyst Certification with our comprehensive practice tests!About the Course: This meticulously...
$19.99listed price -
11
DP-600: Microsoft Fabric Analytic Engineer Practice Tests 26
DP-600: Implementing Analytics Solutions Using Microsoft Fabric designed to equip professionals with the essential skills and knowledge required to leverage Microsoft Fabric for advanced analytics solutions. This compreh...
$19.99listed price -
12
Google Cloud Digital Leader Practice Exam Questions
Every question in this course is meticulously crafted based on the official Google Cloud Digital Leader Exam Objectives, ensuring full coverage of every domain. This means you’ll walk into your exam with clarity, confide...
$19.99listed price -
13
GCP : Google Cloud Professional Data Engineer Practice Tests
Google Cloud Professional Data Engineer certification is designed for individuals who have a strong understanding of data engineering principles and are proficient in designing, building, and maintaining data processing...
$19.99listed price -
14
SnowPro Core Certification - Exam Practice Test (500 Q&A)
This course is designed to help you prepare for the SnowPro Core Certification through structured, exam-focused practice. It is suitable for data professionals, cloud engineers, analysts, and IT specialists who want to s...
$19.99listed price -
15
Databricks Data Engineer Associate: Practice Tests 2026
The Databricks Data Engineer Associate – Practice Test Course is designed to help learners prepare effectively for the official Databricks Data Engineer Associate certification exam while strengthening their practical da...
$29.99listed price
Data Transformation Practice Exams and Question Banks compared
Prices shown are the provider's listed price when we last updated this page. Confirm on their site before enrolling.
What the prices here tell you
The 15 priced courses on this page run from $19.99 to $99.99, with the middle of the range around $19.99 — a spread of $80.00. The options are closely priced, so cost is unlikely to be your deciding factor. A higher price on this page usually reflects who is behind the course rather than how much material it contains, so it is worth opening two or three at different price points and comparing their syllabus before deciding.
Who is behind these courses
These courses come from Udemy. Everything on this page is sold on the one platform, so the buying experience is the same whichever you pick.
Courses versus exam preparation
15 of the entries here are built around a certification exam rather than teaching Data Transformation from scratch. They are the right choice only if you already know the material and want to pass a specific exam; if you are starting out, pick one of the taught courses first and come back to exam preparation afterwards.
Before you enrol
Open the provider’s own page and check three things this comparison cannot tell you: when the course was last updated, what the syllabus actually covers in its later sections, and what recent learners say. Prices shown here are the provider’s listed price when we last rebuilt this page on 5 September 2026 — they change often, and a promotion can move them substantially. We earn a commission if you enrol through our links, which costs you nothing and never affects the order courses appear in.