Free Salesforce MuleSoft-Integration-Architect-I Practice Exam with Questions & Answers | Set: 3

The described approach of gathering all requirements upfront and proceeding through sequential, non-repeating phases is characteristic of the Waterfall methodology. Waterfall is a linear project management approach where each phase must be completed before the next one begins, and there is typically no going back to a previous phase once it is completed. This methodology is well-suited for projects with well-defined requirements and deliverables, but it can be inflexible if changes or new requirements arise during the project.

Explanation

Correct answer is EACH item VM message is processed AT LEAST ONCE by ONE ARBITRARY CloudHub worker. Each of the four CloudHub workers can be expected to process some item VM messages In Cloudhub, each persistent VM queue is listened on by every CloudHub worker - But each message is read and processed at least once by only one CloudHub worker and the duplicate processing is possible - If the CloudHub worker fails , the message can be read by another worker to prevent loss of messages and this can lead to duplicate processing - By default , every CloudHub worker's VM Listener receives different messages from VM Queue Referenece: https://dzone.com/articles/deploying-mulesoft-application-on-1-worker-vs-mult

Explanation

Correct answer is Only MuleSoft provided certificates can be used for server side certificate

* The CloudHub Shared Load Balancer terminates TLS connections and uses its own server-side certificate.

* You would need to use dedicated load balancer which can enable you to define SSL configurations to provide custom certificates and optionally enforce two-way SSL client authentication.

* To use a dedicated load balancer in your environment, you must first create an Anypoint VPC. Because you can associate multiple environments with the same Anypoint VPC, you can use the same dedicated load balancer for your different environments.

Additional Info on SLB Vs DLB:

Table Description automatically generated

When a Mule application using VM queues is deployed to a customer-hosted cluster or multiple CloudHub v1.0 workers/replicas, messages are consumed in a non-deterministic way. This means that any of the nodes in the cluster or any of the workers can consume the messages from the VM queues, but there is no guaranteed order or specific pattern (such as round-robin or sequential processing).

This non-deterministic message consumption helps in distributing the load and handling messages more efficiently across multiple nodes or workers, improving the scalability and reliability of the application.

References

MuleSoft Documentation on VM Queues and Clustering

Best Practices for Deploying Mule Applications in Clusters

In a typical REST request, the order of interaction is:

API Client: The client initiates the request to access data or functionality exposed by the API.

API Interface: This represents the contract or the definition of the API, often specified in OpenAPI or RAML. It defines the endpoints, request/response formats, and other API details.

API Implementation: This is the actual backend logic that processes the request and returns the response. It interacts with databases, other services, or performs business logic to fulfill the request.

According to MuleSoft, a significant business benefit associated with an API-led connectivity approach using Anypoint Platform is increased developer productivity through self-service of API assets. API-led connectivity promotes the creation of reusable APIs that can be easily discovered and consumed by developers across the organization. This self-service model reduces dependencies, accelerates development, and fosters innovation by enabling teams to quickly build and integrate applications using existing APIs without waiting for central IT to provide access.

Explanation

* Option B shouldn't be used unless extremely needed, if RAML is changed, client needs to accommodate changes. Question is about minimizing impact on Client. So this is not a valid choice.

* Option C isn't valid as Business can't stop for consumers acknowledgment.

* Option D again needs Client to accommodate changes and isn't viable option.

* Best choice is A where RAML definition isn't changed and underlined functionality is changed without any dependency on client and without impacting client.

Explanation

Context of the question is about managing and governing mule applications deployed on Anypoint platform.

Anypoint API Manager (API Manager) is a component of Anypoint Platform that enables you to manage, govern, and secure APIs. It leverages the runtime capabilities of API Gateway and Anypoint Service Mesh, both of which enforce policies, collect and track analytics data, manage proxies, provide encryption and authentication, and manage applications.

Mule Ref Doc : https://docs.mulesoft.com/api-manager/2.x/getting-started-proxy

Digital Transformation Goals:

The company aims to start its digital transformation journey, which typically involves adopting cloud-based solutions to enhance agility, scalability, and innovation.

CloudHub Runtimes:

Fully Managed Service: CloudHub is a fully managed, multi-tenant integration platform as a service (iPaaS) offered by MuleSoft.

Ease of Use: It simplifies deployment and management, requiring minimal infrastructure setup and maintenance from the customer.

Scalability: CloudHub provides seamless scalability to handle varying workloads, which is crucial for growing digital transformation initiatives.

High Availability: CloudHub ensures high availability and reliability through its underlying infrastructure and built-in failover mechanisms.

Security: MuleSoft ensures that CloudHub meets stringent security and compliance standards, which is essential for enterprise applications.

Suitability for Digital Transformation:

Rapid Deployment: CloudHub enables rapid deployment of integrations and APIs, accelerating the digital transformation process.

Cost-Effective: As a managed service, it reduces the total cost of ownership by eliminating the need for extensive infrastructure investments and ongoing operational costs.

Integration Capabilities: CloudHub supports a wide range of integration patterns and connectors, facilitating seamless integration with various systems and data sources.

MuleSoft Documentation on CloudHub: CloudHub

MuleSoft Digital Transformation Insights: MuleSoft Digital Transformation