12 Best High Availability Courses for Beginners
We compared 12 High Availability courses currently listed on Coursera and Udemy, priced from $19.99 to $99.99. 5 of them teach the subject directly and 7 are built around a certification exam. 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
- 12
- Price range
- $19.99 – $99.99
- Providers
- Coursera, Udemy
- Last updated
- 1 Sep 2026
How these 12 courses were chosen
Every course below is a real, currently listed course from Coursera, Udemy, matched to "high availability" 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.
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1
Apply Apache Cassandra Fundamentals for Scalable Databases
Offered by EDUCBA
By completing this course, learners will understand Apache Cassandra architecture, apply keyspace and table design principles, and execute efficient data operations using Cassandra Query Language (CQL) and APIs. Learners...
$49.00listed price -
2
Data Modeling & Warehousing Fundamentals in Data Engineering
Offered by Coursera
You'll learn the essential skills needed to design, build, and maintain robust data warehouses that power business intelligence and analytics. Through hands-on practice, you'll learn to create star schema data models tha...
$49.00listed price -
3
Rocking AWS for Beginners (Hands On)
What will you achieve from this course?Welcome to Rocking AWS for Beginners course:Cloud computing origin story - Learn how and why cloud computing started. You'd also learn answers to popular questions like "is AWS secu...
$49.99listed price -
4
Ultimate vSphere 7 Fundamentals Course (VCP-DCV 2V0-21.20)
Want to get your VCP-DCV? Then you need a way to learn those concepts SIMPLY, and in a way that you can retain - for a PASS! Or..Maybe you just want to be better at your job. You want to be able to get that VMware&n...
$34.99listed price -
5
Microsoft Azure Fundamentals: From Cloud Basics to AKS
This course is a practical introduction to Microsoft Azure, perfect for anyone starting in cloud computing. It covers essential topics like setting up your Azure account, navigating the Azure Portal, and understanding ke...
$34.99listed price -
6
AZ-900: Microsoft Azure Fundamentals Certification Exam 2026
This course is designed to provide a clear and structured understanding of cloud computing concepts and Microsoft Azure fundamentals, progressing from introductory topics to more advanced areas. It focuses on building a...
$19.99listed price -
7
AZ-900: Microsoft Azure Fundamentals
Welcome to the AZ-900: Microsoft Azure Fundamentals – Complete Certification Preparation Course.If you want to begin your cloud computing journey or prepare for the Microsoft AZ-900: Azure Fundamentals certification exam...
$19.99listed price -
8
AZ-900 Microsoft Certified Azure Fundamentals Tests 2026
AZ-900 Microsoft Certified Azure Fundamentals Tests 2026 (Hotspot , Drag drop with full explanations details included )Microsoft Certified: Azure Fundamentals ExamDemonstrate foundational knowledge of cloud concepts, cor...
$19.99listed price -
9
AZ-900 Microsoft Azure Fundamentals with SIMULATIONS
We really hope you'll agree, this training is way more than the average course on Udemy! Have access to the following:Training from an instructor of over 20 years who has trained thousands of people and also a Microsoft...
$39.99listed price -
10
Microsoft Certified Azure Fundamentals AZ-900 Prep
Microsoft Certified Azure Fundamentals AZ-900 Practice Exams. Starting a professional career in technical cloud computing requires a profound technical understanding of technical cloud service models, technical global in...
$29.99listed price -
11
AZ-900 prep: Microsoft Azure Fundamentals
This course covers the content required for the AZ-900 certification exam, current as per the AZ-900 exam update of 14 January 2026, with minor changes from 20 July 2026.Please note: This course is not affiliated wi...
$99.99listed price -
12
AZ-900: Ultimate Azure Fundamentals Certification Prep Tests
Free Sample Question 1 out of 3:Your company is migrating a critical application to Azure. The application's data must be highly available and resilient to regional disasters. A key requirement is that in the event of a...
$24.99listed price
Best High Availability Courses for Beginners compared
| # | Course | Provider | Offered by | Price | |
|---|---|---|---|---|---|
| 1 | Apply Apache Cassandra Fundamentals for Scalable Databases | Coursera | EDUCBA | $49.00 | View → |
| 2 | Data Modeling & Warehousing Fundamentals in Data Engineering | Coursera | Coursera | $49.00 | View → |
| 3 | Rocking AWS for Beginners (Hands On) | Udemy | — | $49.99 | View → |
| 4 | Ultimate vSphere 7 Fundamentals Course (VCP-DCV 2V0-21.20) | Udemy | — | $34.99 | View → |
| 5 | Microsoft Azure Fundamentals: From Cloud Basics to AKS | Udemy | — | $34.99 | View → |
| 6 | AZ-900: Microsoft Azure Fundamentals Certification Exam 2026 | Udemy | — | $19.99 | View → |
| 7 | AZ-900: Microsoft Azure Fundamentals | Udemy | — | $19.99 | View → |
| 8 | AZ-900 Microsoft Certified Azure Fundamentals Tests 2026 | Udemy | — | $19.99 | View → |
| 9 | AZ-900 Microsoft Azure Fundamentals with SIMULATIONS | Udemy | — | $39.99 | View → |
| 10 | Microsoft Certified Azure Fundamentals AZ-900 Prep | Udemy | — | $29.99 | View → |
| 11 | AZ-900 prep: Microsoft Azure Fundamentals | Udemy | — | $99.99 | View → |
| 12 | AZ-900: Ultimate Azure Fundamentals Certification Prep Tests | Udemy | — | $24.99 | View → |
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 12 priced courses on this page run from $19.99 to $99.99, with the middle of the range around $34.99 — 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 Coursera and Udemy. The platforms differ in how they sell: some charge once per course, others expect a subscription, and the listed price is not always what you pay at checkout after a promotion.
Courses versus exam preparation
7 of the entries here are built around a certification exam rather than teaching High Availability 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 1 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.