Best availability Courses Online
We compared 19 Availability courses currently listed on Coursera, Udemy and edX, priced from $9.99 to $199.99. 13 of them teach the subject directly and 6 are built around a certification exam. 2 come from a named university or institution, including University of Colorado Boulder and Monash University. 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 in our catalog
- 27
- Compared here
- 19
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1
Cybersecurity for Data Science
Offered by University of Colorado Boulder
This course aims to help anyone interested in data science understand the cybersecurity risks and the tools/techniques that can be used to mitigate those risks. We will cover the distinctions between confidentiality, int...
$99.00listed price -
2
Security Concepts and Practices
Offered by ISC2
Course 1 - Security Concepts and Practices This is the first course under the specialization SSCP. In this course, we will focus on the core aspects of security concepts and practice, starting with the importance of code...
$49.00listed price -
3
AWS Solutions Architect Certification & Job Readiness Exams
AWS Certified Solutions Architect - Associate Comprehensive Mock Tests.This practice exam pack is built to measure exam-day readiness, not just memorize answers. You get five full-length mock exams that mirror AWS q...
$19.99listed price -
4
Amazon EFS Primer
Offered by Amazon Web Services
Are you a builder who is interested in using Amazon Elastic File System (Amazon EFS)? Do you want to understand how to get started with Amazon EFS? Then, this course is for you! Amazon EFS provides a practical, serverles...
$9.99listed price -
5
Try It: Cybersecurity Basics
Offered by Monash University
Do you want to add cybersecurity to your professional skill set? Join this free introductory course to learn cybersecurity basics — and without any prior experience. You’ll learn about the Confidentiality, Integrity, and...
Price on site -
6
Network Defense Essentials: Hands-On Edition
Offered by EC-Council
The Network Defense Essentials (NDE) : Hands-On Edition course focuses on network security and defense strategies. Learners will understand the fundamentals of network security and its importance, comprehend the essentia...
$49.00listed price -
7
CISSP Certification: Domains 1, 2, 3 & 4 Video Training-2021
In this CISSP Domain 1, 2, 3, and 4 video training course, I will provide you the knowledge, experience and practical skills you need to pass the CISSP certification. In addition, you will get my years of experience (Ove...
$74.99listed price -
8
PostgreSQL Partitioning. Before 2GB frontier
The partitioning is one of the important PostgreSQL features which may help you not only improve the performance of your application but also make your life easier as a software developer or database administrator....
$19.99listed price -
9
Norma ISO/IEC 27001 (2026)
Este curso oferece uma introdução completa aos fundamentos da norma ISO/IEC 27001, referência internacional para a gestão da segurança da informação. Com foco nas cláusulas do Sistema de Gestão de Segurança da Informação...
$34.99listed price -
10
![Google Professional Cloud Database Engineer [Exams 2026]](https://i.udemycdn.com/course/480x270/5297238_788b_6.jpg)
Google Professional Cloud Database Engineer [Exams 2026]
Google Professional Cloud Database EngineerPrepare for success with this course! Designed specifically to help aspiring cloud database engineers ace the Google Professional Cloud Database Engineer certification exam, thi...
$19.99listed price -
11
Ultimate ISC2 CC Certified in Cybersecurity Masterclass
This Course contains the use of artificial intelligence.This course leverages AI-enhanced learning techniques to improve content delivery and the overall learning experience. All content is authored, scripted, and review...
$19.99listed price -
12
CISSP Certification : Domain 1 and Domain 2 - Updated
This is an ideal course for any student who is preparing for CISSP. The course content covers introduction to the certificate and also the first domain of CISSP in detail. Understand IT Security and Cyber Security from a...
$34.99listed price -
13
Cisco Network Security Master Class
***This course contains all of the lectures from my ASA Firewall Fundamentals course***In this course you will learn how to maintain integrity, confidentiality, and availability of data and devices. Master...
$199.99listed price -
14
DP-300 Azure Relational DBA
Offered by EDUCBA
Build the skills required to design, administer, secure, scale, and migrate relational databases in Microsoft Azure with this comprehensive course aligned to the Microsoft DP-300: Administering Relational Databases on Az...
$49.00listed price -
15
Google Professional Cloud Database Engineer Exam Course
All questions in this course are carefully aligned with the official Exam Objectives for the Google Professional Cloud Database Engineer certification. By covering all key domains in detail, this course ensures that you’...
$19.99listed price -
16
AWS Certified Solutions Architect Associate SAA-C03 (2025)
The AWS Solutions Architect Course is a comprehensive training program designed to equip learners with the skills and knowledge required to design, deploy, and manage robust cloud architectures on the AWS platform. This...
$79.99listed price -
17
AZ-900 Microsoft Azure Fundamentals Practice - Exam Latest
As a candidate for this exam, you’re a technology professional who wants to demonstrate foundational knowledge of cloud concepts in general and Microsoft Azure in particular. This exam is a common starting point in a jou...
$19.99listed price -
18
AWS Certified Cloud Practitioner CLF-C02 | 6 practice (2026)
PASS the AWS Certified Cloud Practitioner (CLF-C02) Exam with ConfidenceReady to take your first step into the world of cloud computing? The AWS Certified Cloud Practitioner (CLF-C02) certification is the perfect startin...
$19.99listed price -
19
DOP-C02: AWS DevOps Engineer Professional Certification
Master the AWS Certified DevOps Engineer – Professional (DOP-C02) certification with this comprehensive training program. Designed for experienced AWS professionals, this course delivers in-depth coverage of advanced Dev...
$59.99listed price
What the prices here tell you
The 18 priced courses on this page run from $9.99 to $199.99, with the middle of the range around $34.99 — a spread of $190.00. That is a wide gap for one subject. 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, Udemy and edX. 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. 2 of these are produced by a named university or institution, including University of Colorado Boulder and Monash University — which usually means a fixed syllabus and a recognised certificate, rather than an individual instructor’s own course.
Courses versus exam preparation
6 of the entries here are built around a certification exam rather than teaching 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 — 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.