An enterprise customer that has more than 10 Million customers has the following systems and conditions in their landscape:

Universal Containers has a batch integration that runs every five minutes to load Shipment records related to existing orders that have been updated in the previous five minutes. the integration is not reporting any errors, but some Shipment records are not being loaded.
What could be the problem?

Northern Trail Outfitters wants to improve the quality of call-outs from Salesforce to their REST APIs. For this purpose, they will require all API clients/consumers to adhere to RESTAPI Markup Language (RAML) specifications that include field-level definition of every API request and response payload. RAML specs serve as interface contracts that Apex REST API Clients can rely on.
Which two design specifications should theIntegration Architect include in the integration architecture to ensure that Apex REST API Clients unit tests confirm adherence to the RAML specs?
Choose 2 answers

Which two requirements should the Salesforce Community Cloud support for self-registration and SSO?
Choose 2 answers

Universal Containers is planning to sue Bulk API instead of SOAP API to load 1 million activity records from Accounts. Opportunities, can Cases.
Which are two advantages of using Bulk API over SOAP API?