The Up To The Immediate Present Guide To MCIA-Level-1 Real Exam

NEW QUESTION 1
Refer to the exhibit. A Mule application is being designed to expose a SOAP web service to its clients.
What language is typically used inside the web service's interface definition to define the data structures that the web service is expected to exchange with its clients?

• A. JSON Schema
• B. RAML
• C. WSDL
• D. XSD

Answer: C

NEW QUESTION 2
A new Mule application under development must implement extensive data transformation logic. Some of the data transformation functionality is already available as external transformation services that are mature and widely used across the organization; the rest is highly specific to the new Mule application.
The organization follows a rigorous testing approach, where every service and application must be extensively acceptance tested before it is allowed to go into production.
What is the best way to implement the data transformation logic for this new Mule application while minimizing the overall testing effort?

• A. Implement and expose all transformation logic as mlaoservices using DataWeave, so it can be reused by any application component that needs it, including the new Mule application
• B. Implement transformation logic in the new Mute application using DataWeave, replicating the transformation logic of existing transformation services
• C. Extend the existing transformation services with new transformation logic and Invoke them from the new Mule application
• D. Implement transformation logic in the new Mute application using DataWeave, invoking existing transformation services when possible

Answer: D

NEW QUESTION 3
What aspects of a CI/CD pipeline for Mule applications can be automated using MuleSoft-provided Maven plugins?

• A. Import from API designer, compile, package, unit test, deploy, publish to Anypoint Exchange
• B. Compile, package, unit test, validate unit test coverage, deploy
• C. Compile, package, unit test, deploy, integration test
• D. Compile, package, unit test, deploy, create associated API instances in API Manager

Answer: C

NEW QUESTION 4
An organization's governance process requires project teams to get formal approval from all key stakeholders for all new Integration design specifications. An integration Mule application Is being designed that interacts with various backend systems. The Mule application will be created using Anypoint Design Center or Anypoint Studio and will then be deployed to a customer-hosted runtime.
What key elements should be included in the integration design specification when requesting approval for this Mule application?

• A. SLAs and non-functional requirements to access the backend systems
• B. Snapshots of the Mule application's flows, including their error handling
• C. A list of current and future consumers of the Mule application and their contact details
• D. The credentials to access the backend systems and contact details for the administrator of each system

Answer: A

NEW QUESTION 5
What comparison is true about a CloudHub Dedicated Load Balancer (DLB) vs. the CloudHub Shared Load Balancer (SLB)?

• A. Both a DLB and the SLB implement load balancing by sending HTTP requests to workers with the lowest workloads
• B. Both a DLB and the SLB allow the configuration of access control via IP whitelists
• C. Only a DLB allows the configuration of a custom TLS server certificate
• D. Only the SLB can forward HTTP traffic to the VPC-internal ports of the CloudHub workers

Answer: B

NEW QUESTION 6
A team would like to create a project skeleton that developers can use as a starting point when creating API implementations with Anypoint Studio. This skeleton should help drive consistent use of best practices within the team.
What type of Anypoint Exchange artifact(s) should be added to Anypoint Exchange to publish the project skeleton?

• A. A RAML archetype and reusable trait definitions to be reused across API implementations
• B. A custom asset with the default API implementation
• C. An example of an API implementation following best practices
• D. A Mule application template with the key components and minimal integration logic

Answer: D

NEW QUESTION 7
An organization is creating a set of new services that are critical for their business. The project team prefers using REST for all services but is willing to use SOAP with common WS-* standards if a particular service requires it.
What requirement would drive the team to use SOAP/WS-* for a particular service?

• A. Must secure the service, requiring all consumers to submit a valid SAML token
• B. Must support message acknowledgement and retry as part of the protocol
• C. Must publish and share the service specification (including data formats) with the consumers of the service
• D. Must use XML payloads for the service and ensure that it adheres to a specific schema

Answer: B

NEW QUESTION 8
An organization is designing an integration solution to replicate financial transaction data from a legacy system into a data warehouse (DWH).
The DWH must contain a daily snapshot of financial transactions, to be delivered as a CSV file. Daily transaction volume exceeds tens of millions of records, with significant spikes in volume during popular shopping periods.
What is the most appropriate integration style for an integration solution that meets the organization's current requirements?

• A. API-led connectivity
• B. Batch-triggered ETL
• C. Event-driven architecture
• D. Microservice architecture

Answer: D

NEW QUESTION 9
Refer to the exhibit.

A Mule 4 application has a parent flow that breaks up a JSON array payload into 200 separate items,
then sends each item one at a time inside an Async scope to a VM queue.
A second flow to process orders has a VM Listener on the same VM queue. The rest of this flow
processes each received item by writing the item to a database.
This Mule application is deployed to four CloudHub workers with persistent queues enabled.
What message processing guarantees are provided by the VM queue and the CloudHub workers, and
how are VM messages routed among the CloudHub workers for each invocation of the parent flow
under normal operating conditions where all the CloudHub workers remain online?

• A. EACH item VM message is processed AT MOST ONCE by ONE CloudHub worker, with workerschosen in a deterministic round-robin fashion Each of the four CloudHub workers can be expected toprocess 1/4 of the Item VM messages (about 50 items)
• B. 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
• C. ALL Item VM messages are processed AT LEAST ONCE by the SAME CloudHub worker where theparent flow was invokedThis one CloudHub worker processes ALL 200 item VM messages
• D. ALL item VM messages are processed AT MOST ONCE by ONE ARBITRARY CloudHub workerThis one CloudHub worker processes ALL 200 item VM messages

Answer: B

NEW QUESTION 10
What Anypoint Connectors support transactions?

• A. Database, JMS, VM
• B. Database, 3MS, HTTP
• C. Database, JMS, VM, SFTP
• D. Database, VM, File

Answer: A

NEW QUESTION 11
Refer to the exhibit.

An organization is sizing an Anypoint VPC for the non-production deployments of those Mule applications that connect to the organization's on-premises systems. This applies to approx. 60 Mule applications. Each application is deployed to two CloudHub i workers. The organization currently has three non-production environments (DEV, SIT and UAT) that share this VPC. The AWS region of the VPC has two AZs.
The organization has a very mature DevOps approach which automatically progresses each application through all non-production environments before automatically deploying to production. This process results in several Mule application deployments per hour, using CloudHub's normal zero-downtime deployment feature.
What is a CIDR block for this VPC that results in the smallest usable private IP address range?

• A. 10.0.0.0/26 (64 IPS)
• B. 10.0.0.0/25 (128 IPs)
• C. 10.0.0.0/24 (256 IPs)
• D. 10.0.0.0/22 (1024 IPs)

Answer: D

NEW QUESTION 12
A retailer is designing a data exchange interface to be used by its suppliers. The interface must support secure communication over the public internet. The interface must also work with a wide variety of programming languages and IT systems used by suppliers.
What are suitable interface technologies for this data exchange that are secure, cross-platform, and internet friendly, assuming that Anypoint Connectors exist for these interface technologies?

• A. EDJFACT XML over SFTP JSON/REST over HTTPS
• B. SOAP over HTTPS HOP over TLS gRPC over HTTPS
• C. XML over ActiveMQ XML over SFTP XML/REST over HTTPS
• D. CSV over FTP YAML over TLS JSON over HTTPS

Answer: B

NEW QUESTION 13
Refer to the exhibit. A business process involves two APIs that interact with each other asynchronously over HTTP.
Each API is implemented as a Mule application. API 1 receives the initial HTTP request and invokes API 2 (in a fire and forget fashion) while API 2, upon completion of the processing, calls back into API 1 to notify about completion of the asynchronous process.
Each API is deployed to multiple redundant Mule runtimes and a separate load balancer, and is deployed to a separate network zone. In the network architecture, how must the firewall rules be configured to enable the above interaction between API 1 and API 2?

• A. To allow communication between the load balancers used by each API
• B. To authorize the certificates used by both the APIs
• C. To open direct two-way communication between the Mule runtimes of both APIs
• D. To enable communication from each API\'s Mule runtimes and network zone to the load balancer of the other API

Answer: C

NEW QUESTION 14
An organization uses a set of customer-hosted Mule runtimes that are managed using the Mulesoft-hosted control plane.
What is a condition that can be alerted on from Anypoint Runtime Manager without any custom components or custom coding?

• A. When an SSL certificate used by one of the deployed Mule applications is about to expire
• B. When a Mule runtime on a given customer-hosted server is experiencing high memory consumption during certain periods
• C. When a Mule runtime's customer-hosted server is about to run out of disk space
• D. When the Mule runtime license installed on a Mule runtime is about to expire

Answer: A

NEW QUESTION 15
What is required before an API implemented using the components of Anypoint Platform can be managed and governed (by applying API policies) on Anypoint Platform?

• A. A RAML definition of the API must be created in API designer so it can then be published to Anypoint Exchange
• B. The API must be published to Anypoint Exchange and a corresponding API instance ID must be obtained from API Manager to be used in the API implementation
• C. The API must be shared with the potential developers through an API portal so API consumers can interact with the API
• D. The API implementation source code must be committed to a source control management system (such as GitHub)

Answer: A

NEW QUESTION 16
What aspect of logging is only possible for Mule applications deployed to customer-hosted Mule runtimes, but NOT for Mule applications deployed to CloudHub?

• A. To send Mule application log entries to Splunk
• B. To change tog4j2 tog levels in Anypoint Runtime Manager without having to restart the Mule application
• C. To log certain messages to a custom log category
• D. To directly referenceone shared and customized log4j2.xml file from multiple Mule applications

Answer: D

NEW QUESTION 17
A Mule application is being designed to do the following:
Step 1: Read a SalesOrder message from a JMS queue, where each SalesOrder consists of a header and a list of SalesOrderLineltems.
Step 2: Insert the SalesOrder header and each SalesOrderLineItem into different tables in an RDBMS.
Step 3: Insert the SalesOrder header and the sum of the prices of all its SalesOrderLineltems into a table in a different RDBMS.
No SalesOrder message can be lost and the consistency of all SalesOrder-related information in both RDBMSs must be ensured at all times.
What design choice (including choice of transactions) and order of steps addresses these requirements?

• A. * 1. Read the JMS message (NOT in an XA transaction)* 2. Perform EACH DB insert in a SEPARATE DB transaction* 3. Acknowledge the JMS message
• B. * 1. Read and acknowledge the JMS message (NOT in an XA transaction)* 2. In a NEW XA transaction, perform BOTH DB inserts
• C. * 1. Read the JMS message in an XA transaction* 2. In the SAME XA transaction, perform BOTH DB inserts but do NOT acknowledge the JMS message
• D. * 1. Read the JMS message (NOT in an XA transaction)* 2. Perform BOTH DB inserts in ONE DB transaction* 3. Acknowledge the JMS message

Answer: C

NEW QUESTION 18
An organization is designing the following two Mule applications that must share data via a common persistent object store instance:
- Mule application P will be deployed within their on-premises datacenter. - Mule application C will run on CloudHub in an Anypoint VPC.
The object store implementation used by CloudHub is the Anypoint Object Store v2 (OSv2).
What type of object store(s) should be used, and what design gives both Mule applications access to the same object store instance?

• A. Application C and P both use the Object Store connector to access the Anypoint Object Store v2
• B. Application C and P both use the Object Store connector to access a persistent object store
• C. Application C uses the Object Store connector to access a persistent objectApplication P accesses the persistent object store via the Object Store REST API
• D. Application P uses the Object Store connector to access a persistent object storeApplication C accesses this persistent object store via the Object Store REST API through an IPsec tunnel

Answer: A

NEW QUESTION 19
A Mule application contains a Batch Job with two Batch Steps (Batch_Step_1 and Batch_Step_2). A payload with 1000 records is received by the Batch Job.
How many threads are used by the Batch Job to process records, and how does each Batch Step process records within the Batch Job?

• A. Each Batch Job uses SEVERAL THREADS for the Batch StepsEach Batch Step instance receives ONE record at a time as the payload, and BATCH STEP INSTANCES execute IN PARALLEL to process records and Batch Steps in ANY order as fast as possible
• B. Each Batch Job uses SEVERAL THREADS for the Batch StepsEach Batch Step instance receives ONE record at a time as the payload, and RECORDS are processed IN PARALLEL within and between the two Batch Steps
• C. Each Batch Job uses a SINGLE THREAD for all Batch StepsEach Batch Step instance receives ONE record at a time as the payload, and RECORDS are processed IN ORDER, first through Batch_Step_1 and then through Batch_Step_2
• D. Each Batch Job uses a SINGLE THREAD to process a configured block size of recordEach Batch Step instance receives A BLOCK OF records as the payload, and BLOCKS of records are processed IN ORDER

Answer: A

NEW QUESTION 20
What Is a recommended practice when designing an integration Mule 4 application that reads a large XML payload as a stream?

• A. The payload should be dealt with as a repeatable XML stream, which must only be traversed (iterated-over) once and CANNOT be accessed randomly from DataWeave expressions and scripts
• B. The payload should be dealt with as an XML stream, without converting it to a single Java object (POJO)
• C. The payload size should NOT exceed the maximum available heap memory of the Mute runtime on which the Mule application executes
• D. The payload must be cached using a Cache scope If It Is to be sent to multiple backend systems

Answer: B

NEW QUESTION 21
A set of integration Mule applications, some of which expose APIs, are being created to enable a new business process. Various stakeholders may be impacted by this. These stakeholders are a combination of
semi-technical users (who understand basic integration terminology and concepts such as JSON and XML) and technically skilled potential consumers of the Mule applications and APIs.
What Is an effective way for the project team responsible for the Mule applications and APIs being built to communicate withthese stakeholders using Anypoint Platform and its supplied toolset?

• A. Use Anypoint Design Center to implement the Mule applications and APIs and give the various stakeholders access to these Design Center projects, so they can collaborate and provide feedback
• B. Create Anypoint Exchange entries with pages elaborating the integration design, including API notebooks (where applicable) to help the stakeholders understand and interact with the Mule applications and APIs at various levels of technical depth
• C. Use Anypoint Exchange to register the various Mule applications and APIs and share the RAML definitions with the stakeholders, so they can be discovered
• D. Capture documentation about the Mule applications and APIs inline within the Mule integration flows and use Anypoint Studio's Export Documentation feature to provide an HTML version of this documentation to the stakeholders

Answer: B

NEW QUESTION 22
Refer to the exhibit.

One of the backend systems invoked by an API implementation enforces rate limits on the number of requests a particular client can make. Both the backend system and the API implementation are deployed to several non-production environments in addition to production.
Rate limiting of the backend system applies to all non-production environments. The production environment, however, does NOT have any rate limiting.
What is the most effective approach to conduct performance tests of the API implementation in a staging (non-production) environment?

• A. Use MUnit to simulate standard responses from the backend systemThen conduct performance tests to identify other bottlenecks in the system
• B. Create a mocking service that replicates the backend system's production performance characteristicsThen configure the API implementation to use the mocking service and conduct the performance tests
• C. Conduct scaled-down performance tests in the staging environment against the rate limited backend systemThen upscale performance results to full production scale
• D. Include logic within the API implementation that bypasses invocations of the backend system in a performance test situation, instead invoking local stubs that replicate typical backend system responsesThen conduct performance tests using this API implementation

Answer: C

NEW QUESTION 23
Additional nodes are being added to an existing customer-hosted Mule runtime cluster to improve performance. Mule applications deployed to this cluster are invoked by API clients through a load balancer.
What is also required to carry out this change?

• A. A new load balancer must be provisioned to allow traffic to the new nodes in a round-robin fashion
• B. External monitoring tools or log aggregators must be configured to recognize the new nodes
• C. API implementations using an object store must be adjusted to recognize the new nodes and persist to them
• D. New firewall rules must be configured to accommodate communication between API clients and the new nodes

Answer: C

NEW QUESTION 24
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