[Q68-Q85] The Plat-Dev-301 PDF Dumps Greatest for the Salesforce Exam Study Guide!

NO.68 There are user complaints about slow render times of a custom data table within a Visualforce page that loads thousands of Account records at once.
What can a developer do to help alleviate such issues?

NO.69 A developer needs to send Account records to an external system for backup purposes. The process must take a snapshot of Accounts as they are saved and then make a callout to a RESTful web service. The web service can only receive, at most, one record per call.
What should a developer do to implement these requirements?

NO.70 A Salesforce Platform Developer is leading a team that is tasked with deploying a new application to production. The team has used source-driven development, and they want to ensure that the application is deployed successfully.
What tool or mechanism should be used to verify that the deployment is successful?

NO.71 What is the best practice to initialize a Vizualforce page in a test class?

NO.72 A developer created a Lightning web component for the Account record page that displays the five most recently contacted Contacts for an Account. The Apex method, Contacts, returns a list of Contacts and will be wired to a property in the component.

Which two lines must change in the above code to make the Apex method able to be wired? Choose 2 answers

NO.73 A developer needs to implement a historical Task reporting feature that allows users, assigned to a custom profile named “Auditors”, to perform searches against the Tasks related to the Account object.
The developer must ensure the search is able to return Tasks that are between 12 and 24 months old. It should exclude any tasks which have been deleted, and include Tasks whether archived or not.
Given the following code, which select statement should be inserted at the placeholder as a valid way to retrieve the Tasks ranging from L2 to 24 months old?

A)

B)

C)

D)

NO.74 An Apex class does not achieve expected code coverage. The testsetup method explicitly calls a method In the Apex class..
How can the developer generate the code coverage?

NO.75 A user receives the generic “An internal server error has occurred” while interacting with a custom Lightning component.
What should the developer do to ensure a more meaningful message?

NO.76 How should a developer verify that a specific Account record is being tested in a test class for a Visualforce controller?

NO.77 Consider the below trigger intended to assign the Account to the manager of the Account’s region:

Which two changes should a developer make in this trigger to adhere to best practices? Choose 2 answers A)

B)

C)

D)

NO.78 What is the optimal way to fix this?
A)

B)

C)

D)

NO.79 A company wants to incorporate a third-party weh service to set the Address fields when an Account is inserted, if they have not already been set.
What is the optimal way to achieve this?

NO.80 Refer to the component code and requirements below:

Requirements: 1. For mobile devices, the information should display in three rows. 2. For desktops and tablets, the information should display in a single row. Requirement 2 Is not displaying as desired. Which option has the correct component code to meet the requirements for desktops and tablets? A)

B)

C)

D)

NO.81 A developer is creating a page in App Builder that will be used in the Salesforce mobile app.
Which two practices should the developer follow to ensure the page operates with optimal performance?
Choose 2 answers

NO.82 For compliance purposes, a company is required to track long-term product usage in their org. The information that they need to log will be collected from more than one object and, over time, they predict they will have hundreds of millions of records.
What should a developer use to implement this?

NO.83 Universal Containers uses Big Objects to store almost a billion customer transactions called Customer_Transaction__b.
These are the fields on Customer_Transaction__b:
Account__c –
Program__c –
Points_Earned__c –
Location__c –
Transaction_Date__c –
The following fields have been identified as Index Fields for the Customer_Transaction__b object: Account__c, Program__c, and Transaction_Date__c.
Which SOQL query is valid on the Customer_Transaction__b Big Object?

NO.84 Universal Containers uses Salesforce to track orders in an order__c object.
The order = object has private organization-wide defaults. The order = object has a custom field, Quality_Controller_c, that is a Lookup to User and is used to indicate that the specified User is performing quality control on the order_ co.
What should be used to automatically give read only access to the User set in the Quality_Controller field?

NO.85 A company notices that their unit tests in a test class with many methods to create many records for prerequisite reference data are slow.
What can a developer to do address the issue?