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NEW QUESTION # 115
Northern Trail Outfitters needs to make synchronous callouts "available-to-promise" services to query product availability and reserve inventory during the customer checkout process. What should an integration architect consider when building a scalable integration solution?
Answer: B
Explanation:
In a Synchronous Request-Reply pattern, the user's experience is directly tied to the performance of the external service. For a mission-critical "Available-to-Promise" (ATP) service during checkout, the most vital scalability consideration is the typical and worst-case historical response times of the target system.
Salesforce imposes strict Governor Limits on synchronous callouts to protect platform health. Specifically, if an ATP callout takes longer than 120 seconds, the transaction will time out. More importantly, Salesforce limits the number of long-running requests (those lasting longer than 5 seconds). If multiple users are checking out simultaneously and the external inventory system begins to respond slowly (worst-case), those requests can quickly occupy all available slots in the concurrent request queue, leading to "Concurrent Request Limit Exceeded" errors for all users in the org.
By analyzing historical response times, the architect can determine if the service is reliable enough for a synchronous callout. If the worst-case response time frequently exceeds 5 seconds, the architect should consider a more resilient pattern, such as the Continuation pattern or an asynchronous approach, to prevent blocking the UI thread and hitting platform limits. Options A and C are irrelevant to synchronous checkout performance; query cursors relate to database state, and batch jobs are asynchronous background processes that do not impact real-time user checkout latency.
NEW QUESTION # 116
An integration architect has built a solution using REST API, updating Account, Contact, and other related information. The data volumes have increased, resulting in higher API calls consumed, and some days the limits are exceeded. A decision was made to decrease the number of API calls using bulk updates. The customer prefers to continue using REST API to avoid architecture changes. Which REST API composite resources should the integration architect use to allow up to 200 records in one API call?
Answer: B
Explanation:
When designing high-volume integrations, the Salesforce Platform Integration Architect must distinguish between standard REST resources and "Composite" resources to optimize API consumption. The Salesforce REST API provides several composite resources to group multiple operations into a single call, thereby reducing the overhead of multiple HTTP requests and helping to stay within daily API limits.
According to Salesforce documentation on Composite Resources, the sObject Tree resource (/services/data/vXX.X/composite/tree/) is specifically designed to handle multiple records in a single request. While it is primarily marketed for creating complex hierarchies (parent-child relationships), it has a unique limit that allows for up to 200 records to be processed in a single call. These records can even be unrelated records of the same type. This is a significant advantage over the standard Batch and Composite resources.
The Composite resource and the Batch resource both have a much lower limit of 25 subrequests per call. While each subrequest in a Batch call could technically be a collection operation, the question specifically asks for the resource that natively supports the "200 records" threshold preferred for bulk-style updates within the REST framework. By utilizing the sObject Tree resource, the architect can bundle 200 record updates into a single transaction, effectively reducing API consumption by a factor of 200 compared to individual REST calls. This aligns with the requirement to avoid major architectural changes (like switching to the Bulk API 2.0) while solving the immediate problem of exceeding daily governor limits. In the context of the Integration Architect exam, understanding these specific payload limits is crucial for selecting the most efficient "Request-Reply" or "Data Synchronization" pattern.
NEW QUESTION # 117
A global financial company with a core banking system processing 1 million transactions per day wants to build a community portal. Customers need to review their bank account details and transactions. What should an integration architect recommend to enable community users to view their financial transactions?
Answer: B
Explanation:
When dealing with high-volume data (1 million transactions per day) that does not need to be stored natively in Salesforce, the architect should recommend Data Virtualization via Salesforce Connect.
Salesforce Connect allows the company to display external data as External Objects. This approach provides several architectural advantages for a banking community:
No Data Storage: Transactions remain in the core banking system, avoiding the massive storage costs and complex synchronization logic required to house millions of records natively in Salesforce.
Real-Time Visibility: Because External Objects are queried on-demand via the OData protocol or a custom Apex adapter, customers see the most up-to-date transaction history every time they refresh the page.
While an Iframe (Option B) is technically possible, it is often discouraged due to security concerns (such as clickjacking) and a poor user experience, as the Iframe does not natively integrate with Salesforce UI components or reporting. Salesforce Connect provides a "seamless" look and feel, allowing External Objects to be used in related lists and Lightning components just like standard Salesforce records, while keeping the heavy data burden on the performant core banking system.
NEW QUESTION # 118
A subscription-based media company's system landscape forces many subscribers to maintain multiple accounts and to log in more than once. An Identity and Access Management (IAM) system, which supports SAML and OpenID, was recently implemented to improve the subscriber experience through self-registration and single sign-on (SSO). The IAM system must integrate with Salesforce to give new self-service customers instant access to Salesforce Community Cloud.
Answer: A
Explanation:
To provide "instant access" and a seamless experience for Community (Experience Cloud) users, the architect must choose an authentication and provisioning strategy that handles user creation on-the-fly. While both SAML and OpenID Connect (OIDC) are viable for SSO, OpenID Connect is the modern standard for consumer-facing "Social" or external identity integrations because it is built on OAuth 2.0.
The critical component for "self-service" is the Registration Handler. When an OpenID Connect Authentication Provider is configured in Salesforce, you must associate it with an Apex class that implements the Auth.RegistrationHandler interface. This handler is executed during the SSO flow if the user does not already exist. It provides the architect with full programmatic control to:
Match the incoming identity to an existing Contact or Account.
Create a new Contact record if one doesn't exist.
Provision a new User record with the correct Profile, Permission Sets, and Locale settings.
Link the User to the correct Account hierarchy, which is vital for Community security models.
Option A suggests Just-in-Time (JIT) provisioning, which is a declarative way to create users. However, JIT is often too rigid for Experience Cloud requirements, as it has limited ability to perform complex data lookups or handle the specific linking of Contacts to Accounts required for external users. Option C is technically mismatched in common Salesforce terminology; while SAML uses JIT, the Registration Handler is the native, specific mechanism designed to work with Authentication Providers (like OIDC). By using B, the company ensures that a subscriber logging in for the first time via the IAM system is instantly and accurately provisioned in Salesforce, eliminating the need for multiple accounts.
NEW QUESTION # 119
Universal Containers (UC) uses Salesforce Service Cloud. Support agents open bank accounts on the spot. UC's core banking system is the system of record, and all accounts opened in Salesforce must be synced in real time. Agents need to inform the customers of the newly created bank account ID, which is generated by the core banking system. Which integration pattern is recommended for this use case?
Answer: C
Explanation:
The requirement for an agent to receive a newly created bank account ID in real time to inform a customer signifies a synchronous dependency. The agent cannot complete the business process until the core banking system confirms the account creation and returns the generated identifier.
The Request and Reply pattern is the appropriate recommendation for this use case. In this pattern:
Request: Salesforce sends a synchronous callout (REST or SOAP) containing the customer's data to the core banking system.
Wait: The Salesforce thread remains open, and the user interface typically displays a loading indicator while waiting for the external system to process the request.
Reply: The core banking system returns the new account ID, which is then immediately displayed to the support agent in Salesforce.
Options A (Platform Events) and C (Streaming API) are asynchronous, event-driven patterns. While highly scalable, they are unsuitable for this specific "on the spot" requirement because there is no native way to force the agent's screen to wait for an asynchronous callback with the new ID. Request and Reply ensures that the agent has the necessary information to complete the customer interaction in a single, continuous flow.
NEW QUESTION # 120
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