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QUESTION: 131

A developer writes the following code:

public with sharing class OrderController() public PaqeReference sendOrder() Order_c order = new Order_c insert order; ExternalOrder externalOrder = new ExternalOrder(order); Http h = new Http(); HttpRequest req = new HttpRequest(); req.setEndpoint('https://www.example.org/v1/orders'); req.setMethod('POST'); req.setBody(JSON.serialize(externalOrder)); HttpResponse res = h.send(req); order = (ExternalOrder)JSON.deserialize(res.getBody(),ExternalOrder.class);

While testing the code, the developer receives the following error message: System.CalloutException : You have uncommitted work pending
What should the developer do? (Choose two.)

Use the asyncSend() method of the HTTP class to send the request in async context
Ensure all callouts are completed prior to executing DML statements
Move the web service callout into an @future method
Use Database.insert (order, true) to immediately commit any database changes

Answer(s): B,C

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QUESTION: 132

What is the most efficient way in Visualforce to show information based on data filters defined by an end-user for a large volume of data?

Use the rendered condition in Visualforce to limit data based on data filters
Use filter conditions in a SOQL query to limit data based on data filters
Use an Apex controller to refine raw data based on data filters and store the result in a transient variable
Use an Apex controller to refine raw data based on data filters and store the result in a static variable

Answer(s): B

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QUESTION: 133

What is the optimal syntax for adding a link to a case in a Visualforce page? (Choose two.)

<apex:outputLink value="{$URLFOR($Action.Case.Open, case)}" target="blank">
{Icase.Name} </apex:outputLink>
<apex:outputLink value="/{!case.Id}" target="blank"> {Icase.Name}</ apex:outputLink>
<apex:outputLink value="{!URLFOR($Action.Case.View,case.Id)}" target="blank"> (LIE{!case.Name}</apex:outputLink>
<apex:outputLink value="!viewCase(case.Id)}" target="_blank">{Icase.Name} </ apex:outputLink>

Answer(s): B,C

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