MuleSoft-Integration-Architect-I Salesforce Certified MuleSoft Integration Architect I Practice Questions
Prepare for MuleSoft-Integration-Architect-I with more than an answer.
- Exam fee
- $375 USD
- Level
- Professional
- Valid for
- 2 years
Domains covered on the exam 5
- Initiating Integration Solutions20%
- Designing Runtime Technology Architecture25%
- Developing Mule Applications20%
- Security and Governance15%
- DevOps and Operations20%
- 1
A manufacturing company has a legacy inventory system with a SOAP API that is unreliable and difficult to maintain. They want to modernize access to this system using an API-led approach. The goal is to provide a modern, easy-to-use RESTful JSON API for new applications while insulating them from the complexity and unreliability of the backend SOAP service.
What is the most appropriate architectural pattern to achieve this?
graph TD subgraph New_Applications Mobile_App[Mobile App] WebApp[Web App] end subgraph Anypoint_Platform Experience_API[Experience API - REST/JSON] Process_API[Process API - Orchestration] System_API[System API - ???] end subgraph Backend_Systems Legacy_SOAP_API[(Legacy Inventory SOAP API)] end New_Applications --> Experience_API Experience_API --> Process_API Process_API --> System_API System_API --> Legacy_SOAP_APIShow answer details
Correct answer: B
The primary role of a System API is to unlock data from backend systems and expose it in a standardized, easily consumable format (typically REST/JSON). By creating a System API that consumes the complex SOAP service and translates it, it creates an 'anti-corruption layer'. This decouples the rest of the application network from the legacy system's complexities, achieving the goal of modernization and insulation.
- 2
A company is setting up a Center for Enablement (C4E) to promote the reuse of integration assets. A key objective is to provide developers with a central, searchable catalog of all available APIs, connectors, templates, and policies. The C4E also wants to gather feedback from developers and display API documentation and usage examples.
Which component of the Anypoint Platform is designed to be this central repository and collaboration hub?
Show answer details
Correct answer: C
Anypoint Exchange is the component of the Anypoint Platform that serves as a marketplace and repository for all reusable assets. It allows organizations to publish, discover, and reuse APIs, templates, connectors, and other integration assets. It includes features for documentation, versioning, feedback, and dependency management, making it the central pillar of a successful C4E strategy.
- 3
An architect needs to design a secure connection from a Mule application running in a CloudHub VPC to a database hosted in an on-premise data center. The corporate security policy prohibits exposing the database directly to the public internet. The connection must be private, encrypted, and stable.
What is the recommended network architecture to achieve this?
Show answer details
Correct answer: B
Anypoint VPN provides a secure, private, and encrypted IPsec tunnel that extends your on-premise network to your CloudHub VPC. This allows Mule applications running in the VPC to communicate with on-premise systems using private IP addresses as if they were on the same network. This is the standard and most secure method for hybrid connectivity, meeting all the requirements.
- 4
During performance testing of a Mule application, Anypoint Monitoring reveals that a specific DataWeave transformation is consuming a significant amount of CPU and memory, creating a bottleneck. The transformation processes a large JSON array, performing filtering and mapping operations on each element.
What DataWeave feature should be used to optimize the transformation for better memory efficiency?
Show answer details
Correct answer: D
By default, DataWeave loads the entire payload into memory to perform transformations. For large datasets, this can cause high memory usage and performance issues. By enabling streaming (
streaming=true), DataWeave processes the data as a stream, reading and transforming chunks of the payload without loading the entire object into memory. This significantly improves memory efficiency and is the correct approach for optimizing transformations on large datasets. - 5
A CI/CD pipeline for Mule applications needs to be enhanced to automatically publish a new version of an API's RAML specification to Anypoint Exchange whenever a change is merged to the main branch in Git. The pipeline must also update the application in CloudHub that implements the API.
Which two components are required in the
pom.xmlto enable this automation via Maven? (Select TWO)Show answer details
Correct answer: A, C
The
deploygoal of the Mule Maven Plugin is responsible for deploying the packaged Mule application to a configured target, such as CloudHub, RTF, or a standalone server.The Exchange Maven Facade (
exchange-mule-maven-plugin) provides the functionality to publish assets, such as RAML specifications, connectors, or templates, to Anypoint Exchange directly from a Maven build. - 6
A financial services company is planning to expose a set of core banking services through APIs. A key non-functional requirement is to prevent cascading failures and ensure that a sudden spike in requests from a new mobile application does not impact the stability of the backend mainframe system. The mainframe can only handle a maximum of 50 transactions per second.
Which combination of Anypoint Platform policies should an integration architect recommend applying to the System API to meet this requirement?
Show answer details
Correct answer: B
Rate Limiting is used to restrict the number of requests a client can make in a given time period, which directly addresses the mainframe's TPS limit. Spike Control is used to smooth out traffic bursts by queuing requests, which prevents sudden spikes from overwhelming the backend. This combination directly addresses the NFR of protecting the backend system from both sustained high traffic and sudden bursts.
- 7
An integration architect is working with a business stakeholder to define the success criteria for a new customer onboarding API. The stakeholder is focused on business outcomes, while the technical team is focused on implementation details. To bridge this gap and align with MuleSoft's Catalyst methodology, what is the most effective way to frame the project's Key Performance Indicators (KPIs)?
Show answer details
Correct answer: C
The core principle of MuleSoft's Catalyst methodology is to align integration initiatives with tangible business outcomes. Framing KPIs in terms of business impact (e.g., time reduction, revenue increase, efficiency gains) makes the value of the integration clear to stakeholders and ensures the project is measured by its contribution to the business, not just by technical delivery metrics.
- 8
A global logistics company requires a highly available (HA) architecture for its core shipment tracking API. The business has mandated 99.99% uptime and requires the ability to perform zero-downtime updates. The company has a multi-region strategy and wants to isolate traffic between production and pre-production environments. They have chosen to deploy to CloudHub.
Which CloudHub features must be configured to meet all these requirements? (Select THREE)
Show answer details
Correct answer: A, B, E
Deploying an application to two or more workers is the fundamental requirement for achieving high availability and enabling rolling updates (zero-downtime) in CloudHub.
Anypoint VPCs are required to create isolated network environments for production and pre-production, preventing traffic cross-talk and enhancing security.
A DLB is essential for routing traffic across multiple workers, managing custom domains, and applying custom SSL certificates, which are typical requirements for a production-grade, HA setup.
- 9
A development team is building a complex Process API that orchestrates calls to three different System APIs. During peak load, one of the downstream System APIs (for inventory lookup) becomes slow, causing the entire orchestration to fail. The architect has determined that the inventory data is not real-time and can be stale for up to 5 minutes without impacting business operations.
What is the most efficient solution to improve the resilience and performance of the Process API?
Show answer details
Correct answer: B
Since the inventory data can be stale for up to 5 minutes, implementing a Cache scope is the ideal solution. It stores the response from the slow System API in an Object Store for a configured Time-To-Live (TTL). Subsequent requests within the 5-minute window will receive the cached response, avoiding the slow network call, which improves performance and makes the Process API resilient to downstream slowness.
- 10
A project requires automating the deployment of Mule applications from a central Jenkins server to multiple environments (DEV, QA, PROD) in CloudHub. The operations team has mandated that the deployment process must be scriptable and NOT rely on manual actions in the Anypoint Platform UI. They also need to manage environment-specific properties securely.
Which tool should the architect recommend as the primary mechanism for scripting these deployments?
Show answer details
Correct answer: C
The Mule Maven Plugin is specifically designed for integrating with build and CI/CD tools like Jenkins. It provides goals to package, test, and deploy Mule applications to all Anypoint Platform targets, including CloudHub. It allows for the parameterization of deployments for different environments and is the standard, scriptable method for automating this process.
