Universal Containers (UC) is a global financial company. UC support agents would like to open bank accounts on the spot for a customer who is inquiring ab UC products.
During opening the bank account process, the agents execute credit checks for the customers through external agencies. At a given time, up to 30 concurrent rewill be using the service for performing credit checks for customers.
What error handling mechanisms should be built to display an error to the agent when the credit verification process failed?
A. In case the verification process is down, Use mock service to send the response to the agent.
B. Handle verification process error in the Verification Web service API in case there is a connection issue to the Web service if it responds with an error.
C. Handle integration errors in the middleware in case the verification process is down, then the middleware should retry processing the request multiple times.
D. In case the verification process is down, use fireand forget mechanism instead of request and reply to allow the agent to get the response back when the service is bar online.
