Free Salesforce Heroku-Architect Exam Questions

You have been tasked with constructing a solution for creating an orchestration layer for a microservices architecture using Apache Kafka on Heroku. The solution must ensure that if a consumer fails, the messages it was processing are not lost. What feature of Kafka would best facilitate this?

Universal Containers is developing a Salesforce app that invokes a Heroku app's web service, which asynchronously generates customer invoices. The Heroku app is deployed to a Private Space. When an invoice is ready, the Heroku app sends a POST request to the Salesforce REST API. Which two options should an Architect recommend to ensure that neither the Salesforce nor the Heroku app is accessible from the public internet? Choose 2 answers.

A client has a requirement to deploy versions of their app to different regions around the World. Which Heroku Enterprise feature would an Architect recommend to accomplish this?

Your company has an application running on Heroku, which includes data stored in a Heroku Postgres database. The business wants to report on this data in Salesforce and wants to ensure that when records are updated in the Heroku Postgres database, these updates are reflected in Salesforce. However, the Salesforce Org does not have sufficient storage for the volume of data. What is the appropriate architecture recommendation?