How should a developer write unit tests for a private method in An Apex class?

• A.Add a test method in the Apex class,
• B.Use the SeeAllData annotation.
• C.Use the @TestVisible annotation.
• D.Mark the Apex class as global.

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When would the use of Heroku Postgres be appropriate?

• A.To cache commonly accessed data for faster retrieval.
• B.To interconnect Microsoft SQL servers to Heroku Applications.
• C.To store user generated pictures and Word documents.
• D.To store and retrieve data using the Structured Query Language.

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

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A developer wrote Apex code that calls out to an external system. How should a developer write the test to provide test coverage?

• A.Write a class that extends HTTPCalloutMock.
• B.Write a class that implements the WebserviceMock interface.
• C.Write a classthat implements the HTTPCalloutMock interface.
• D.Write a class that extends WebserviceMock

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Which two characteristics are true for Aura component events? Choose 2 answers

• A.Depending on the current propagation phase, calling event. Stoppropagation () may not stop the event propagation.
• B.If a container component needs to handle a component event, add a includeFacets" true" attribute to its handler.
• C.By default, containers can handle events thrown by components they contain.
• D.The event propagates to every owner in the containment hierarchy.

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