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CRT-450 · Question #167

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) {…

The correct answer is A. Public class CreditcardPayment extends Payment {. See the full explanation below for the reasoning.

Question

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?

Options

  • APublic class CreditcardPayment extends Payment {
  • BPublic class CreditCardPayment implements Payment {
  • CPublic class CreditCardPayment extends Payment {
  • DPublic class CreditCardPayment implements Payment {

How the community answered

(28 responses)
  • A
    82% (23)
  • B
    11% (3)
  • C
    4% (1)
  • D
    4% (1)

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