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Salesforce Exam CRT-600 Topic 2 Question 68 Discussion

Actual exam question for Salesforce's CRT-600 exam
Question #: 68
Topic #: 2
[All CRT-600 Questions]

A developer creates an object where its properties should be immutable and prevent

properties from being added or modified.

Which method should be used to execute this business requirement ?

Show Suggested Answer Hide Answer
Suggested Answer: A

by Maryann at Apr 11, 2024, 07:57 PM

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Truman
1 years ago
Haha, I bet the answer is B. Trying to directly access the `plate` property of the parent class? Classic rookie mistake.
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Annabelle
12 months ago
Actually, I believe it's B) super.plate = plate
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Halina
1 years ago
No way, it has to be D) this.plate = plate
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Yan
1 years ago
I think it's A) super(plate)
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Dorsey
1 years ago
I'm stumped. Is it possible to get a hint? This question is driving me nuts!
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Loren
12 months ago
Oh, so the answer is A) super(plate)
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Annamae
1 years ago
You're welcome! Let me know if you need any more help.
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Simona
1 years ago
No, I haven't. I'll give it a shot. Thanks!
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Tiera
1 years ago
Yes, you need to call super(plate) in the Truck constructor to pass the plate parameter to the base class constructor.
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Lera
1 years ago
You need to call the constructor of the parent class in the child class constructor.
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Tiera
1 years ago
A) super(plate)
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Lavonda
1 years ago
User 2
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Rasheeda
1 years ago
User 1
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Avery
1 years ago
Have you tried using the 'super' keyword?
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Erick
1 years ago
Yeah, I agree with User 1. Calling super(plate) is a common practice in inheritance for constructors
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Shoshana
1 years ago
I see your point, but I think A) is the more conventional way to call the parent class constructor
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Dean
1 years ago
I'm pretty sure it's A. The `super()` call is needed to properly initialize the parent class properties.
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Larae
1 years ago
Yes, you are correct. The `super()` call is needed to properly initialize the parent class properties.
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Larae
1 years ago
A) super(plate)
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Jeanice
1 years ago
But wouldn't B) super.plate = plate also work since it directly assigns the plate value?
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Brock
1 years ago
Hmm, I think the answer is D. We need to use the `this` keyword to access the `plate` property in the `Truck` constructor since it's defined in the `Vehicle` class.
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Cortney
1 years ago
Hmm, I think the answer is D. We need to use the `this` keyword to access the `plate` property in the `Truck` constructor since it's defined in the `Vehicle` class.
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Latosha
1 years ago
A) super(plate)
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Erick
1 years ago
I agree, calling super(plate) in the Truck constructor will set the plate property from the Vehicle class
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Shoshana
1 years ago
I think the answer is A) super(plate)
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Ilene
1 years ago
Hah, good one! Yeah, those other options are pretty ridiculous. I'm glad we're all on the same page here. The `super(plate)` call is the key to making this work correctly.
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Reita
1 years ago
Alright, I'm convinced. Option A is the way to go. *chuckles* I wonder if the exam writers are trying to trip us up with those other options. They're like the equivalent of 'banana' as the answer to a math question.
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Bernardo
1 years ago
Yeah, that makes sense. The other options don't seem quite right. `super.plate = plate` wouldn't work because `super` doesn't have a `plate` property, and the other options are just trying to directly set the `plate` property, which wouldn't inherit it from the parent class.
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Ezekiel
1 years ago
I agree, option A seems to be the way to go. `super(plate)` will call the constructor of the parent class (`Vehicle`) and initialize the `plate` property.
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Rolland
1 years ago
Okay, let's think through this step-by-step. The `Truck` class extends the `Vehicle` class, which means it inherits the `plate` property. So, we need to call the `super` constructor to initialize the `plate` property.
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Beckie
1 years ago
Hmm, this is a tricky one. We need to understand the relationship between the `Vehicle` and `Truck` classes to answer this correctly. I'm leaning towards option A, but I'm not 100% sure.
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Aracelis
1 years ago
No, I believe it should be calling the constructor of the parent class with super(plate).
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Norah
1 years ago
But isn't option B setting the plate property correctly?
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Irene
1 years ago
I think option A is correct.
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