PD1 Integration Architecture 3

Question 1

Which Salesforce API is BEST suited for loading millions of records from an external data warehouse into Salesforce?

Accepted Answer

Bulk API 2.0

Answer

Bulk API 2.0 is optimized for loading large volumes of data asynchronously with high throughput.

Question 2

What is the purpose of a Named Credential in Salesforce integrations?

Accepted Answer

To define the endpoint URL and authentication details for external callouts securely

Answer

Named Credentials store the endpoint URL and authentication settings, removing hardcoded credentials from Apex code.

Question 3

An external system needs to subscribe to Salesforce record change events. Which API feature enables this?

Accepted Answer

Change Data Capture (CDC)

Answer

Change Data Capture publishes change events when Salesforce records are created, updated, deleted, or undeleted, allowing external subscribers to react in real time.

Question 4

What is the recommended way to expose a custom Apex class as a REST web service?

Accepted Answer

Use the @RestResource annotation with a urlMapping parameter on the class

Answer

@RestResource(urlMapping='/myservice/*') on the class and @HttpGet/@HttpPost on methods expose Apex as a REST endpoint.

Question 5

A developer implements a callout in a Queueable class. How many callouts can a single Queueable job make?

Accepted Answer

100

Answer

A Queueable job can make up to 100 HTTP callouts, respecting the standard callout limits per transaction.

(PD1) Salesforce Certified Platform Developer 1 Practice Test

(PD1) Salesforce Certified Platform Developer 1 Practice Test

PD1 Integration Architecture 3