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Download Programmatic Development using Apex and Visualforce in Lightning Experience Exam Dumps

NEW QUESTION 23
A business implemented a magnification plan to encourage its customers to watch some educational videos.
Customers can watch videos over several days, and their progress is recorded. Award points are granted to customers for all completed videos. When the video is marked as completed in Salesforce, an external web service must be called so that points can be awarded to the user.
A developer implemented these requirements in the after update trigger by making a calf to an external web service. However, a System.CalloutException is occurring.
What should the developer do to fix this error?

  • A. Move the callout to an asynchronous method with structure (callout=true) annotation.
  • B. Surround the external call with a try-catch block to handle the exception.
  • C. Write a REST service to integrate with the external web service.
  • D. Replace the after update trigger with a before insert trigger.

Answer: A

 

NEW QUESTION 24
Which two are phases in the Salesforce Application Event propagation framework? Choose
2 answers

  • A. Default
  • B. Bubble
  • C. Capture

Answer: A,C

 

NEW QUESTION 25
A developer must create a CreditcardPayment class that provides an implementation of an existing Payment class. Public virtual class Payment { public virtual void makePayment(Decimal amount) { /*implementation*/ } } Which is the correct implementation?

  • A. Public class CreditCardPayment implements Payment {
    public override void makePayment(Decimal amount) { /*Implementation*/ }
    }
  • B. Public class CreditCardPayment extends Payment {
    public virtual void makePayment(Decimal amount) { /*implementation*/ }
    }
  • C. Public class CreditcardPayment extends Payment {
    public override void makePayment(Decimal amount) { /*implementation*/ }
    }
  • D. Public class CreditCardPayment implements Payment {
    public virtual void makePayment(Decimal amount) { /*implementation*/ }
    }

Answer: C

 

NEW QUESTION 26
Manage package can be created in which type of org?

  • A. Unlimited edition
  • B. Developer Edition
  • C. Developer sandbox
  • D. Partial copy sandbox

Answer: B

 

NEW QUESTION 27
Given:
Map<ID, Account> accountMap = new Map>ID, Account> ([SELECT Id, Name FROM Account]); What are three valid Apex loop structures for iterating through items in the collection? (Choose three.)

  • A. for (ID accountID : accountMap.keySet()) {...}
  • B. for (ID accountID : accountMap) {...}
  • C. for (Account accountRecord : accountMap.values()) {...}
  • D. for (Integer i=0; I < accountMap.size(); i++) {...}
  • E. for (Account accountRecord : accountMap.keySet()) {...}

Answer: A,C,D

 

NEW QUESTION 28
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