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Salesforce Plat-Arch-204 Exam - Topic 4 Question 3 Discussion

Northern Trail Outfitters has a registration system that is used for workshops offered at its conferences. Attendees use Salesforce Community to register for workshops, but the scheduling system manages workshop availability based on room capacity. It is expected that there will be a big surge of requests for workshop reservations when the conference schedule goes live. Which Integration pattern should be used to manage the influx in registrations?
B) Remote Process Invocation Fire and Forget
A) Remote Process Invocation Request and Reply
C) Batch Data Synchronization

Salesforce Plat-Arch-204 Exam - Topic 4 Question 3 Discussion

Actual exam question for Salesforce's Plat-Arch-204 exam
Question #: 3
Topic #: 4
[All Plat-Arch-204 Questions]

Northern Trail Outfitters has a registration system that is used for workshops offered at its conferences. Attendees use Salesforce Community to register for workshops, but the scheduling system manages workshop availability based on room capacity. It is expected that there will be a big surge of requests for workshop reservations when the conference schedule goes live. Which Integration pattern should be used to manage the influx in registrations?

Show Suggested Answer Hide Answer
Suggested Answer: B

When dealing with a 'big surge' or high-volume influx of requests, a synchronous pattern like Request and Reply (Option A) can lead to significant performance bottlenecks. In a synchronous model, each Salesforce user thread must wait for the external scheduling system to respond, which could lead to 'Concurrent Request Limit' errors during peak times.

The Remote Process Invocation---Fire and Forget pattern is the architecturally sound choice for managing surges. In this pattern, Salesforce captures the registration intent and immediately hands it off to an asynchronous process or a middleware queue. Salesforce does not wait for the external system to process the room capacity logic; instead, it receives a simple acknowledgment that the message was received.23

This pattern decouples the front-end user experience from the back-end processing limits. Middleware can then 'drip-feed' these registration4s into the scheduling system at a rate it can handl5e. If the scheduling system becomes overwhelmed or goes offline, the messages remain safely in the queue. Option C (Batch) is unsuitable because users expect near real-time feedback on their registration attempt, even if the final confirmation is sent a few minutes later. By utilizing Fire and Forget, NTO ensures a responsive Community Experience during the critical launch window while maintaining system stability.


by Raina at Dec 22, 2025, 01:13 PM

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Dana
1 month ago
I lean towards B too. It’s more scalable for this situation.
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Shaquana
2 months ago
A ensures we don’t overbook. Safety first!
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Virgilio
2 months ago
B allows for high volume without waiting. Sounds efficient!
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Frederic
2 months ago
C could work, but it might not handle the surge well.
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Ashanti
2 months ago
A seems more reliable. We need confirmation on each request.
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Vilma
2 months ago
I think B is the best choice. Quick responses are key.
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Shawnee
2 months ago
Remote Process Invocation Request and Reply could work too, right?
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Christiane
3 months ago
Surprised that Batch is the best choice, I thought real-time was preferred!
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Erin
3 months ago
Wait, isn't Fire and Forget risky for important registrations?
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Clorinda
3 months ago
Totally agree, it can handle high volumes efficiently!
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Tequila
4 months ago
I think Batch Data Synchronization makes the most sense here.
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Margart
4 months ago
I’m leaning towards Fire and Forget too, but I wonder if there are any potential downsides we should consider with that approach.
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Katy
4 months ago
I practiced a similar question where we had to manage real-time data updates. I feel like the Request and Reply option might be too slow for this situation.
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Caren
4 months ago
I'm not entirely sure, but I remember something about Batch Data Synchronization being useful for processing large sets of data. Could that apply here?
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Silva
4 months ago
I think we might need to use the Fire and Forget pattern since it allows for handling high volumes of requests without waiting for a response.
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Markus
5 months ago
Remote Process Invocation Request and Reply might work, but it could get bogged down with all the back-and-forth communication.
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Ezekiel
5 months ago
Batch Data Synchronization seems like the way to go. It can handle large volumes of data without overloading the system.
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Benedict
5 months ago
I think the Remote Process Invocation Fire and Forget pattern would be best for handling the surge in workshop registrations. It's quick and efficient.
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Vesta
5 months ago
I feel pretty confident about this one. The "Remote Process Invocation Fire and Forget" pattern seems like the way to go. It can quickly accept the registration requests without causing a bottleneck in the system.
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Buddy
5 months ago
The key here is managing the influx of registrations. I'm leaning towards the Batch Data Synchronization pattern, as that might be able to handle the surge more efficiently than the real-time options.
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Casey
5 months ago
I'm a bit confused on the differences between the Remote Process Invocation patterns. I'll need to review those before deciding which one is best for this scenario.
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Mary
6 months ago
Okay, let's see. I'm thinking the "Remote Process Invocation Fire and Forget" pattern might be a good fit here. That way, the registration system can quickly accept the requests without getting bogged down.
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Margurite
6 months ago
Hmm, this seems like a tricky one. I'll need to think through the different integration patterns and how they handle high-volume requests.
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Aileen
24 days ago
True, but A might slow things down with so many users.
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Isidra
29 days ago
But what about option A? It allows for immediate feedback.
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Jamal
1 month ago
I think option B could work well for high-volume requests.
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