The certification “Microsoft Azure Developer Associate” is intended for developers who have been developing Azure based solutions including Azure App Services, Azure Storage and Azure SQL Databases.

For Certification details check out this link

Here are the skills that the exam AZ-203 measures –

Develop Azure Infrastructure as a Service compute solutions (10-15%)

Develop Azure Platform as a Service compute solutions (20-25%)

Develop for Azure storage (15-20%)

Implement Azure security (10-15%)

Monitor, troubleshoot, and optimize solutions (10-15%)

Connect to and consume Azure and third-party services (20-25%)

Rather than mapping each of the skills mentioned above, I am going to list the different concepts that a candidate should be aware of and preferably, should have hands-on experience as well. I believe this will simplify the preparation path for the candidates who are looking forward to earn this certification.

Apart from the above information, you can use the following resources as well for your preparation –

Hope this helps in your preparation!!