Question 1

Your client has a highly popular news website hosted on Heroku. During major events, the site experiences heavy traffic spikes. What strategy would be most effective to maintain performance during these periods?

Options :

A : Increase the memory capacity of each dyno

B : Deploy multiple applications and balance the load among them

C : Enable Heroku Preboot to have new dynos ready before the old ones are disconnected

D : Switch to a single tenant dedicated database

Answer: C

Question 2

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

Options :

A : Heroku Getting Started guides

B : Heroku Deployment wizard

C : git push heroku master

D : Heroku Buttons

Answer: D

Question 3

Your organization is developing a complex, high-traffic application with multiple microservices on Heroku. As an architect, you’ve decided to use Apache Kafka on Heroku as a messaging system for inter-service communication. What strategy should you employ to handle data deserialization errors when consuming messages from a Kafka topic?

Options :

A : Modify the consumer application to skip over the problematic message and continue consuming the rest

B : Set up the consumer application to halt all processing immediately and send a notification about the error

C : Have the consumer application ignore the error and proceed with the next message in line

D : Configure the consumer application to log the error, move the problematic message to a dead-letter queue, and continue processing the rest

Answer: D

Question 4

Callouts from Salesforce to Heroku can be made using:

Options :

A : Corba

B : Web sockets

C : Message bus

D : Apex triggers or outbound messages

Answer: D

Question 5

What are two features of a Shield Private Space that has Private Space Logging enabled? Choose 2 answers.

Options :

A : Logs must be forwarded to a destination either within the Shield Private Space or within a VPN that includes the Shield Private Space.

B : Applications in the shield Private Space do not forward logs to Heroku-s Logplex router

C : Applications in the Shield Private Space forward logs to a separate, high-compliance instance of Heroku-s Logplex router

D : All applications in the Shield Private Space forward their logs to the same destination.

Answer: B,D

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