A developer has been tasked by the integration architect to build a solution based on the Streaming API. The developer has done some research and has found there are different implementations of the events in Salesforce (Push Topic Events, Change Data Capture, Generic Streaming, Platform Events), but is unsure of to proceed with the implementation.The developer asks the system architect for some guidance.
What should the architect consider when making the recommendation?

When a Sales Rep closes an opportunity in Salesforce, an Order should be created in Universal Containers' SAP system and the Sales Rep should be notified with an order number as soon as possible.
What is the recommended solution?

An enterprise architect has requested the Salesforce Integration architect to review the following (see diagram
& description) and provide recommendations after carefully considering all constraints of the enterprise systems and Salesforce platform limits.

* About 3,000 phone sales agents use a Salesforce Lightning UI concurrently to check eligibility of a customer for a qualifying offer.
* There are multiple eligibility systems that provides this service and are hosted externally. However, their current response times could take up to 90 seconds to process and return (there are discussions to reduce the response times in future, but no commitments are made).
* These eligibility systems can be accessed through APIs orchestratedvia ESB (MuleSoft).
* All requests from Salesforce will have to traverse through customer's API Gateway layer and the API Gateway imposes a constraint of timing out requests after 9 seconds.
Which three recommendations should be made?
Choose 3 answers

Universal containers has used Outbound Messaging to integrate with their billing system. Their billing system has frequent outages that don't last more than a couple of hours.
Which two aspects of Outbound Messaging might the customer experience issues with as a result of these outages?
Choose 2 answers

Universal containers is implementing Salesforce for the first time. As part of the implementation, approximately 10 Million contact records need to be migrated into the new environment.
What tool should an architect recommend?