When an opportunity is closed in Salesforce, an order should be created in the back-office SAP system. At the end of the day, Universal Containers allows customers to call back and cancel an order within 24 hours. To cancel an order, the Sales Rep has to set the opportunity status to Open from Closed. The Sales Manager wants all opportunities that changed from Closed to Open to be sent over to the SAP system for order cancellation on nightly basis. Salesforce has a total of 20M opportunities.
What is the recommended way to achieve this?

Universal Containers (UC) wants to start sharing some of the information collected from customers in Salesforce to other systems. UC wants to start sharing some sales data (orders) with a third-party application to help forecast inventory. This is a web application that supports SOAP and REST interfaces to send and receive data.
What is the recommended solution for integrating with this product?

An Enterprise Customer is planning to implement Salesforce to support case management. Below, is their current system landscape diagram.

Considering Salesforce capabilities, what should the Integration Architect evaluate when integrating Salesforce with the current system landscape?

An Enterprise Customer is planning to implement Salesforce to support case management. Below, is their current system landscape diagram.

Considering Salesforce capabilities, what should the Integration Architect evaluate when integrating Salesforce with the current system landscape?

Universal Containers (UC) is planning to roll out a new Force.com app to a regional business unit. UC has partial copy and a full sandbox available for deployment. UC's Architect has been asked to design an environment strategy for integration testing and performance testing, as well as user acceptance testing.
What is the recommended use of available sandbox types that an Architect should consider?