Heroku-Architect Salesforce Exam Questions and Free Practice Test

Question 19

Universal Containers (UC) has a Heroku Postgres database attached to a Heroku app, which is running in the Common Runtime.
What should an Architect recommend UC do to secure their database to only trusted locations?

A. Move the database and the app into the Private Space.

B. Add a Trusted IP range tothe Heroku Postgres configuration.

C. Set up a VPN from the trusted locations to the app.

D. Set up a VPC in a one-off dyno when access to Heroku Postgres is needed.

Correct Answer:B

Question 20

Which Heroku feature allows you to deploy a real app complete with code, config, andadd-ons already configured?

A. Heroku Getting Started guides

B. Heroku Deployment wizard

C. git push heroku master

D. Heroku Buttons

Correct Answer:D

Question 21

A financial reporting application, hosted on an on-premise server, uses a native library (wkhtmltopdf) to convert its HTML reports into PDFs. The app is being migrated to Heroku.
What option should an Architect recommend to enable the Heroku application to use wkhtmltopdf?

A. Ensure that the Heroku app fetches the wkhtmltopdf library from cloud storage on dyno restart.

B. Install the dependency using sudo apt install wkhtmltopdf from .profile in the project root.

C. Continue to host wkhtmltopdf on-premise, and build a REST API so the library can be invoked from the Heroku app.

D. Use a custom buildpack to install wkhtmltopdf using apt.

Correct Answer:D

Question 22

A client is running an app on 20 Standard-2x dynos. They are noticing highly variable performance when the application is experiencing a heavy load.
Which two suggestions should an Architect make in this scenario? (Choose two.)

A. Configure the app to use Standard-lx dynos.

B. Configure the app to use Performance dynos.

C. Install a performance monitoring tool.

D. Add additional Standard-2x dynos.

Correct Answer:BD

Question 23

A healthcare services client is requesting an architecture for a set of applications: one is a marketing application, and the other two are of customer service applications that allow for customers to interact with theirhealthcare records. The marketing application must be able to scale up within seconds in response to traffic spikes. The client wants to be able to deploy each of these applications to the U.S. East Coast and EMEA.
Which applications should be deployed into which Heroku runtime?

A. The marketing application into Private Spaces; customer service applications into Shield Private Spaces

B. The marketing application into the Common Runtime; customer service applications into Shield Private Spaces

C. Themarketing application into the Common Runtime; customer service applications into Private Spaces

D. The marketing application into Private Spaces; customer service applications into separate Private Spaces

Correct Answer:A
-https://devcenterherokucom/articles/private-spaces#trusted-ip-ranges

Question 24

A client wants to create a scalable set of microservices that communicate with each other, where multiple microservices have a public REST API.
Which architecture strategy allows this on Heroku?

A. Each microservice is a separate Heroku ap

B. The microservices communicate byusing Apache Kafka as a message bus.

C. Each microservice is a separate process type in a single Heroku ap

D. The microservices communicate by using Redis as a message bus.

E. Each microservice is a separate private spac

F. The microservices communicate byusing DNS Service Discovery.

G. Each microservice is a separate process in a single Heroku ap

H. The microservices communicate by using shared memory.

Correct Answer:C
- httDs://devcenterheroku.com/artJcles/event-driven-microservices-with-aDache-kafka

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