Universal Containers (UC) would like to provide near real-time updates on their customer-facing external portal when a Sales Manager approves a new feature that is recommended by a customer. UC has no middleware, and the portal exposes a REST API therefore, UC is considering a custom-built system process to handle the integration.
What is the recommended approach for the custom-built system process to retrieve updates in near real-time?

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 (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?

Universal Containers merges with Planetary Shipping. They decide to consolidate their systems and migrate all the customer accounts into one Salesforce org. After some data analysis, they find out that their systems have common accounts that they would like to merge and avoid duplicate accounts in Salesforce. They find out that customer email, available in both the systems, can be used to match common accounts. The customer data can be exported as CSV files from their systems. Which two options should be considered to load accounts into Salesforce and eliminate duplicate accounts? Choose 2 answers

Universal Containers (UC) is a large printing company that sells advertisement banners. The company works with third-party agents on banner initial design concepts. The design files are stored in an on-premise file store that can be accessed by UC internal users and the third party agencies. UC would like to collaborate with the
3rd part agencies on the design files and allow them to be able to view the design files in the community.
The conceptual design files size is 2.5 GB.
Which solution should an integration architect recommend?