300-635 Exam Dumps : Automating Cisco Data Center Solutions (DCAUTO)

Synchronous API calls are blocking, meaning they hold up code execution until a response is returned from the server. This can lead to perceived latency or performance lag in an application if not managed properly. In contrast, asynchronous API calls do not block code execution; they allow the program to continue running and handle the response once it’s available, typically through a callback function

In Cisco’s ACI, the Management Information Tree (MIT) uses several attributes to uniquely identify managed objects. ‘RN’ stands for Relative Name, which is the name of an object within its parent’s context. ‘DN’ stands for Distinguished Name, which is a unique name that includes the full path in the MIT hierarchy.

Cisco ACI Documentation