An organization needs to call an external REST API from Salesforce. The API is only accessible over HTTPS and requires a client certificate for mutual TLS. What must the developer configure in Salesforce?

Use a Named Credential with the client certificate.

Use a custom Apex class to handle the certificate.

Add the endpoint to Remote Site Settings.

Set the certificate in the HttpRequest object.

An Apex integration makes a REST callout to an external system. The callout sometimes fails with a 500 Internal Server Error. The developer wants to retry the callout automatically. What is the best approach?

Use a loop to retry the callout immediately up to 3 times.

Use a Platform Event to trigger a retry.

Use a Queueable Apex job to retry the callout after a delay.

Catch the exception and ignore it.

A developer needs to call an external SOAP-based web service from Apex. Which tool or process is used to generate Apex classes that represent the service's operations and data types?

Use the External Services feature to import the WSDL

Use the REST Explorer in the Developer Console

Manually write Apex classes using the HttpRequest class

Generate Apex classes from the WSDL using WSDL2Apex

SalesforceCertified Platform Developer II

Domain 6Objective 2

Describe How to Use System Classes to Integrate with SOAP- or REST-based Web Services. PLATFORM-DEVELOPER-II Practice Questions (Page 2)

Part of the INTEGRATION domain, which accounts for 11% of the PLATFORM-DEVELOPER-II exam.

20questions here

4free pages

4concepts

11%of the exam

Questions 6–10

6foundation · easy
When making a REST callout from Apex, which HTTP method is typically used to retrieve data from an external service?
Select an answer first
7application · medium
An organization needs to call an external REST API from Salesforce. The API is only accessible over HTTPS and requires a client certificate for mutual TLS. What must the developer configure in Salesforce?
Select an answer first
8foundation · easy
Which Apex construct is used to catch exceptions that occur during an HTTP callout?
Select an answer first
9application · medium
An Apex integration makes a REST callout to an external system. The callout sometimes fails with a 500 Internal Server Error. The developer wants to retry the callout automatically. What is the best approach?
Select an answer first
10foundation · easy
A developer needs to call an external SOAP-based web service from Apex. Which tool or process is used to generate Apex classes that represent the service's operations and data types?
Select an answer first

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Describe How to Use System Classes to Integrate with SOAP- or REST-based Web Services. PLATFORM-DEVELOPER-II Practice Questions (Page 2)

Questions 6–10

When making a REST callout from Apex, which HTTP method is typically used to retrieve data from an external service?

An organization needs to call an external REST API from Salesforce. The API is only accessible over HTTPS and requires a client certificate for mutual TLS. What must the developer configure in Salesforce?

Which Apex construct is used to catch exceptions that occur during an HTTP callout?

An Apex integration makes a REST callout to an external system. The callout sometimes fails with a 500 Internal Server Error. The developer wants to retry the callout automatically. What is the best approach?

A developer needs to call an external SOAP-based web service from Apex. Which tool or process is used to generate Apex classes that represent the service's operations and data types?

Keep studying — INTEGRATION