If you want to clear Azure Certification and to developing applications in Azure, you need knowledge of:
- Open-source frameworks like ASP.NET
- Programming languages like SQL Server, HTML5 and JavaScript
Other skills include the understanding of how core services like networking, databases, servers, and software work in the cloud. If you have prior working experience with another cloud platform like AWS or Google Cloud, it will give you skills that transition to Azure.
Also, you must need knowledge of handling Microsoft tools like Office 365 and PowerShell that will help you understand how these services integrate with Azure.
To understand more, check out this blog on Azure certification.
Also, watch this video on Azure Certifications: