An app builder has been asked to integrate Salesforce with an external web service. The web service must be notified every time an opportunity is won.
What are two ways to satisfy this requirement? (Choose two.)

Cloud Kicks received a new requirement to calculate summaries from child objects of a standard object. The team would prefer to solve this declaratively.
What are two considerations an app builder should evaluate?
Choose 2 answers

Which is true about encrypted fields?

Cloud Kicks (CK) wants to track orders against inventory, ensuring its ability to fulfill order requests. CK created a junction object called Request Inventory to enable many-to-many relationships with the Inventory and Order objects.
What does the app builder need to provide to ensure users can view Request Inventory records?

DreamHouse Realty wants to track how many lifts are being installed into customer garages. The To Be Installed custom checkbox field on the custom Lift object should be checked and an external system should be notified via an outbound message the next day when a lift is sold.
What automation tool should be used to complete this task?