Transactional commands

Does MongoDB supports ‘Rollback’ or ‘Commit’ on CUD (excluding R) operations? Or is this not in scope of M001?

Its not in scope of M001. You can attend M040 course after this.

And there are various factors involved in the support of Rollback. Check this out for Quick view: https://docs.mongodb.com/manual/core/replica-set-rollbacks/index.html

Kanika