Salesforce Exam DEX-450 Topic 3 Question 95 Discussion

Actual exam question for Salesforce's DEX-450 exam

Question #: 95
Topic #: 3

A developer must implement a CheckPaymentProcessor class that provides check processing payment capabilities that adhere to what defined for payments in the PaymentProcessor interface. public interface PaymentProcessor { void pay(Decimal amount); } Which is the correct implementation to use the PaymentProcessor interface class?

APublic class CheckPaymentProcessor implements PaymentProcessor {
public void pay(Decimal amount) {}
}

BPublic class CheckPaymentProcessor implements PaymentProcessor {
public void pay(Decimal amount);
}

CPublic class CheckPaymentProcessor extends PaymentProcessor {
public void pay(Decimal amount);
}

DPublic class CheckPaymentProcessor extends PaymentProcessor {
public void pay(Decimal amount) {}
}

Show Suggested Answer

Suggested Answer: B

by Mickie at Jul 16, 2024, 04:59 AM

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Juan

6 months ago

I thought this was a quiz on how to process payments through a sandwich. Guess I misread the question.

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Bette

6 months ago

The real question is, does the payment processor accept Monopoly money? Asking for a friend.

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Erick

6 months ago

B) Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount);

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Amber

6 months ago

A) Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount) {}

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Cecil

7 months ago

Because the CheckPaymentProcessor class should extend the PaymentProcessor interface, not implement it.

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Annamaria

7 months ago

Option D is the way to go! Gotta love those curly braces, am I right?

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Georgene

6 months ago

It's important to follow the interface correctly, Option D is the way to go.

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Alverta

6 months ago

I agree, those curly braces make all the difference.

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Tayna

6 months ago

Option D is definitely the correct implementation.

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Colton

7 months ago

Why do you think option D is correct?

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Isadora

7 months ago

Option C is incorrect. The class should implement the interface, not extend it.

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Lorrie

6 months ago

D) Public class CheckPaymentProcessor extends PaymentProcessor { public void pay(Decimal amount) {}

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Santos

6 months ago

B) Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount);

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Alesia

7 months ago

A) Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount) {}

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Cecil

7 months ago

I disagree, I believe option D is the correct one.

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Walker

7 months ago

Option B is wrong because the method implementation is missing the method body.

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Avery

6 months ago

D) Public class CheckPaymentProcessor extends PaymentProcessor { public void pay(Decimal amount) {} }

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Harris

6 months ago

C) Public class CheckPaymentProcessor extends PaymentProcessor { public void pay(Decimal amount); }

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Lachelle

7 months ago

A) Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount) {} }

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Colton

7 months ago

I think the correct implementation is option A.

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William

7 months ago

Option A is the correct implementation. The class needs to implement the pay method from the interface.

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Lashonda

7 months ago

Option A is the correct implementation.

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Luann

7 months ago

A) Public class CheckPaymentProcessor implements PaymentProcessor { public void pay(Decimal amount) {} }

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