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DEX-450考題資源 -最新DEX-450試題 & Programmatic Development Using Apex And Visualforce In Lightning Experience - Royalholidayclubbed
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Salesforce DEX-450考題資源 - 這是為了考生們特別製作的考試資料。
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DEX-450 PDF DEMO:
QUESTION NO: 1
A developer working on a time management application wants to make total hours for each timecard available to application users. A timecard entry has a Master-Detail relationship to a timecard.
Which approach should the developer use to accomplish this declaratively?
A. A Roll-Up Summary field on the Timecard Object that calculates the total hours from timecard entries for that timecard
B. A Visualforce page that calculates the total number of hours for a timecard and displays it on the page
C. A Process Builder process that updates a field on the timecard when a timecard entry is created
D. An Apex trigger that uses an Aggregate Query to calculate the hours for a given timecard and stores it in a custom field
Answer: A
QUESTION NO: 2
Which two statements are true about using the @testSetup annotation in an Apex test class?
(Choose two.)
A. The @testSetup annotation cannot be used when the @isTest(SeeAllData=True) annotation is used.
B. Test data is inserted once for all test methods in a class.
C. Records created in the @testSetup method cannot be updates in individual test methods.
D. The @testSetup method is automatically executed before each test method in the test class is executed.
Answer: D
QUESTION NO: 3
Which two are best practices when it comes to component and application event handling?
Choose 2 answers
A. Handle low-level events in the event handler and re-fire them as higher-level events. (Missed)
B. Reuse the event logic in a component bundle, by putting the logic in the helper. (Missed)
C. Try to use application events as opposed to component events.
D. Use component events to communicate actions that should be handled at the application level.
Answer: A,B
QUESTION NO: 4
Which is a valid Apex assignment?
A. Double x = 5;
B. Integer x = 5.0;
C. Integer x = 5*1.0;
D. Float x = 5.0;
Answer: A
QUESTION NO: 5
The following Apex method is part of the ContactService class that is called from a trigger:
public static void setBusinessUnitToEMEA(Contact thisContact){ thisContact.Business_Unit__c =
"EMEA" ; update thisContact; } How should the developer modify the code to ensure best practice are met?
A. Public static void setBusinessUnitToEMEA(List<Contact> contacts){
for(Contact thisContact : contacts){
thisContact.Business_Unit__c = 'EMEA' ;
update contacts[0];
}
}
B. Public void setBusinessUnitToEMEA(List<Contact> contatcs){
contacts[0].Business_Unit__c = 'EMEA' ;
update contacts[0];
}
C. Public static void setBusinessUnitToEMEA(Contact thisContact){
List<Contact> contacts = new List<Contact>();
contacts.add(thisContact.Business_Unit__c = 'EMEA');
update contacts;
}
D. Public static void setBusinessUnitToEMEA(List<Contact> contacts){
for(Contact thisContact : contacts) {
thisContact.Business_Unit__c = 'EMEA' ;
}
update contacts;
}
Answer: C
ISC CC - 實現了你的夢想，你就有了自信，有了自信你將走向成功。 想更快的通過CIPS L4M5認證考試嗎？快速拿到該證書嗎？Royalholidayclubbed考古題可以幫助您，幾乎包含了CIPS L4M5考試所有知識點，由專業的認證專家團隊提供100%正確的答案。 Juniper JN0-1103 - 也從考生那裏得到了很好的評價。 或許通過Salesforce HRCI PHR認證考試是你向IT行業推廣自己的一個敲門磚，但是不一定需要花費大量的時間和精力來復習相關知識，你可以選擇用我們的 Royalholidayclubbed的產品，是專門針對IT認證考試相關的培訓工具。 GIAC GSOM - Royalholidayclubbed的IT技術專家為了讓大家可以學到更加高效率的資料一直致力於各種IT認證考試的研究，從而開發出了更多的考試資料。
Updated: May 28, 2022
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