Free Access Salesforce.PDII.v2022-05-12.q296 Practice Test (Page 55)

Question 266

Universal Containers has a Visualforce page that displays a table every Container_ c being rented by a gives Account.. failing because some of the customers rent over 100,000 containers.
What should a developer change about the Visualforce page to help with the page load errors?

A.Use lazy loading and a transient List variable.

B.Implement pagination with a StandardSetController.

C.Use JavaScript remoting with SOQL Offset.

D.Implement pagination with an OffsetController.

Question 267

Refer to the markup below:
A Lightning web component displays the Account name and two custom fields out of 275 that exist on the object. The developer receives complaints that the component performs slowly.
What can the developer do to improve the performance?
A)

A.Option A

B.Option D

C.Option B

D.Option C

Question 268

A Lightning Component functions in preview mode and needs to be used inside a Lightning App Builder page, but it is not available.
What change should be applied to the component?

A.Delete the component, metadata, and Apex controller and recreate them.

B.Expose it in the markup using the implements and access attributes.

C.Look for errors in the logic in the JavaScript controller.

D.Refresh the sandbox and upgrade it to the latest API version.

Question 269

What is a valid request for the following REST method? (Choose two.)
@HttpPost global static void myPostMethod(String si, Integer il, Boolean bl, String 52)

A.<request> <sl>my first string</sl> <ll>123</il> <32>my second string</32> <bl>false</bl> </request>

B.il" : 123, "SI" : "my first string", "S2" : "my second string", "bl" : false

C.<request> <sl>"my first string"</sl> <il>123</il> <sZ>!,my second string"</32> <bl>false</bl> </request>

D.si" : "my first string", 11" : "123", "bl" : "false", "S2" : "my second string"

Question 270

Choose the correct definition for <apex:actionFunction>

A.Sends an AJAX request according to the time interval you specify. If this ever gets re-rendered, it resets

B.Adds AJAX support to another component (e.g. onClick, onMouseUp, onFocus, etc.)

C.Allows for controller methods to be called directly from Javascript. Must be encapsulated in tags. Unlike actionSupport, these functions can be called directly from Javascript code

D.Can be associated with an AJAX request (actionFunction/actionSupport/actionPoller) and shows content conditionally depending on the status of the request (in progress/complete). Use the "id" field to specify name; use "status" field on related components to connect them

E.Signifies which components should be processed by the server when an AJAX request is generated

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Question 266

Question 267

Question 268

Question 269

Question 270

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