Yes, the C100DEV exam is still active. I recently passed it using P2PCerts practice questions—they were super helpful for covering CRUD operations, Aggregation, Indexing, Data Modeling, and basic Replication/Sharding concepts.
Yes, the C100DEV exam is still active and officially supported by MongoDB.
MongoDB University has a free set of practice questions for the Associate Developer exams. It will help you test your knowledge and also give you real examples using the exam question formatting. Additionally, there’s a free Developer Learning Path on MongoDB University, available for various programming languages, which follows the current syllabus. You should check this out too.