Heroku Developer Accredited Professional

Review 59 HEROKU-DEVELOPER-ACCREDITED-PROFESSIONAL practice questions with answer explanations and community insights.

Question 1

Which of these twelve factor methodology principle helps you in scaling your processes in your app using Procfile?

  1. Concurrency
  2. Disposability
  3. Backing services
  4. Admin Processes

Question 2

What three Dyno types support auto-scaling? (Choose three.)

  1. Standard-1x
  2. Performance-Medium
  3. Private Space Dynos
  4. Performance-Large
  5. Hobby

Question 3

What key feature distinguishes Web Dynos from Worker Dynos?

  1. heroku process scale up: web = 2 worker = 2 clock = l
  2. heroku ps:scale web = 2 worker = 2 clock = l
  3. heroku scale process web = 2 worker = 2 clock = l
  4. heroku ps:scale up web = 2 worker = 2 clock = l

Question 4

How does the Heroku routing layer route incoming web requests to dynos?

  1. The dyno getting a request will keep getting subsequent requests (sticky session policy)
  2. Random
  3. Equal load policy
  4. Round robin

Question 5

Which one of these is supported in creating Heroku Postgres credentials?

  1. Only through Heroku’s dashboard at data.heroku.com
  2. Through psql with CREATE ROLE ... & Heroku’s CLI heroku pg:credentials:url ...
  3. Through Heroku’s dashboard at data.heroku.com & psql with CREATE ROLE ...
  4. Through Heroku’s dashboard atdata.heroku.com & Heroku’s CLI heroku pg:credentials create ...
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