Salesforce Salesforce Developer Plat-Dev-301

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Salesforce Plat-Dev-301 Exam Syllabus Topics:

Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:

Question #1
A corporation has many different Salesforce orgs, with some different objects and some common objects, and wants to build a single Java application that can create, retrieve, and update common object records in all of the different orgs.
Which method of integration should the application use?

A. SOAP API with the Partner WSDL
B. Apex REST Web Service
C. SOAP API with the Enterprise WSDL
D. Metadata APT

Question #2
After a platform event is defined in a Salesforce org,events can be published via which mechanism?

A. External Apps require the standard Streaming API.
B. Internal Apps can use entitlement processes.
C. Internal Apps can use outbound messages.
D. External Apps use an API Co publish event messages.

Question #3
Universal Containers analyzes a Lightning web component and its Apex controller class that retrieves a list of contacts associated with an account. The code snippets are as follows:

Based on the code snippets, what change should be made to display the contacts' mailing addresses in the Lightning web component?

A. Extend the lightning-datatable component in the Lightning web component to include a column for the MailingAddress field.
B. Modify the SOQL query in the getAccountContacts method to include the MailingAddress field and update the columns attribute in javascript file to add Mailing address fields.
C. Add a new method in the Apex controller class to retneve the mailing addresses separately and modify the Lightning web component to invoke this method.
D. Modify the SOQL guery in the getAccountContacts method to include the MailingAddress field.

Question #4
A developer is asked to look into an issue where a scheduled Apex is running into DML limits. Upon investigation, the developer finds that the number of records processed by the scheduled Apex has recently increased to more than 10,000.
What should the developer do to eliminate the limit exception error?

A. Use platform events.
B. Use the @future annotation.
C. Implement the Qususabls interface.
D. Implement the Batchable interface.

Question #5
A company has code to update a Request and Request Lines and make a callout to their external ERP system's REST endpoint with the updated records.

The callousUtil.makeRestCallout fails with a "You have uncommitted work pending. Please commit or rollback before calling cut' error. What should be done to address the problem?

A. Change the CallousUtill .makeRestCallout to an @future method.
B. Remove the Database. setSavepoint and Database. rollback.
C. Change the callousUtil makeRestCallout to an @InvocsblsMethod method.

Solutions: