Northern Trail Outfitters (NTO) has an integration set up between a Salesforce org and a quoting system. NTO would like to show a notification to all sales representatives that use Salesforce anytime the quoting system will be taken down for maintenance.
Which Salesforce API should an Integration Architect use to fulfill this requirement?

Universal Containers is integrating their Salesforce platform with their on-premise ERP system. As part of the test class design DML operations are to be performed before making the test callout.
What capability does Salesforce provides to facilitate this?

Customer Support Reps at Universal Containers (UC) work on a Case record in Salesforce while talking to a customer on the phone about a piece of machinery they have purchased from UC. This machine is a connected device and sends data packets to UC as the customer presses buttons on the machine.
What integration pattern will allow the support Rep to watch their screen and diagnose problems customer is having in near real-time?

Northern Trail Outfitters has recently experienced intermittent network outages in its call center. When network service resumes, Sales representatives have inadvertently created duplicate orders in the manufacturing system because the order was placed but the return acknowledgement was lost during the outage.
Which solution should an architect recommend to avoid duplicate order booking?

Universal Containers has decidedthat acquisition of other companies will be a key focus of their growth for the next several years. All acquired customer service agents will use UC's pre-existing customer support process built in Salesforce. the ERP application at any acquired company will not be immediately replaced, and customer service agents must be able to see up-to-date order status from all ERP systems.
What recommendation should a technical Architect make to minimize complexity during new acquisitions?