Salesforce Plat-Dev-301 real exam prep : Salesforce Certified Platform Developer II - Multiple Choice

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Salesforce Plat-Dev-301 Exam Syllabus Topics:

Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:

Question 1

Refer to the Lightning component below:

The Lightning Component allows users to click a button to save their changes and then redirects them to a different page. Currently when the user hits the Save button, the records are getting saved, but they are not redirected. Which three techniques can a developer use to debug the JavaScript? Choose 3 answers

A. Use Developer Console to view checkpoints.
B. Use Developer Console to view the debug log.
C. Enable Debug Mode for Lightning components for the user.
D. Use the browser's dev tools to debug the JavaScript.
E. Use console.log () messages in the JavaScript.

Question 2

How can a developer efficiently incorporate multiple JavaScript libraries in an Aura component?

A. Implement the libraries in separate helper files.
B. Use CDNs with script attributes.
C. Use JavaScript remoting and script tags.
D. Join multiple assets from a static resource.

Question 3

Just prior to a new deployment the Salesforce administrator, who configured a new order fulfillment process feature in a developer sandbox, suddenly left the company.
Ag part of the UAT cycle, the users had fully tested all of the changes in the sandbox and signed off on them; making the Order fulfillment feature ready for its go-live in the production environment.
Unfortunately, although a Change Set was started, it was not completed by the former administrator.
A developer is brought in to finish the deployment.
What should the developer do to identify the configuration changes that need to be moved into production?

A. Leverage the Setup Audit Trail to review the changes made by the departed Administrator and identify which changes should be added to the Change Set.
B. Use the Metadata API and a supported development IDE to push all of the configuration from the sandbox into production to ensure no changes are lost.
C. Set up Continuous Integration and a Git repository to automatically merge all changes from the sandbox metadata with the production metadata.
D. In Salesforce setup, look at the last modified date for every object to determine which should be added to the Change Set.

Question 4

Part of a custom Lightning component displays the total number of Opportunities in the org, which are in the millions. The Lightning component uses an Apex method to get the data it needs.
What is the optimal way for a developer to get the total number of Opportunities for the Lightning component?

A. Apex batch job that counts the number of Opportunity records
B. SOQL for loop that counts the number of Opportunities records
C. COUNT () SOQL aggregate query on the Opportunity object
D. SUM () SOQL aggregate query on the Opportunity object

Question 5

Universal Containers is using a custom Salesforce application to manage customer support cases. The support team needs to collaborate with external partners to resolve certain cases. However, they want to control the visibility and access to the cases shared with the external partners. Which Salesforce feature can help achieve this requirement?

A. Role hierarchy
B. Criteria-based sharing rules
C. Sharing sets
D. Apex managed sharing

Solutions: