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MuleSoft MCIA-Level-1 MuleSoft Certified Integration Architect - Level 1 Exam Practice Test

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Total 244 questions

MuleSoft Certified Integration Architect - Level 1 Questions and Answers

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Question 1

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?

Options:

A.

Event-driven architecture

B.

Microservice architecture

C.

API-led connectivity

D.

Batch-triggered ETL

Question 2

A mule application is deployed to a Single Cloudhub worker and the public URL appears in Runtime Manager as the APP URL.

Requests are sent by external web clients over the public internet to the mule application App url. Each of these requests routed to the HTTPS Listener event source of the running Mule application.

Later, the DevOps team edits some properties of this running Mule application in Runtime Manager.

Immediately after the new property values are applied in runtime manager, how is the current Mule application deployment affected and how will future web client requests to the Mule application be handled?

Options:

A.

Cloudhub will redeploy the Mule application to the OLD Cloudhub worker

New web client requests will RETURN AN ERROR until the Mule application is redeployed to the OLD Cloudhub worker

B.

CloudHub will redeploy the Mule application to a NEW Cloudhub worker

New web client requests will RETURN AN ERROR until the NEW Cloudhub worker is available

C.

Cloudhub will redeploy the Mule application to a NEW Cloudhub worker

New web client requests are ROUTED to the OLD Cloudhub worker until the NEW Cloudhub worker is available.

D.

Cloudhub will redeploy the mule application to the OLD Cloudhub worker

New web client requests are ROUTED to the OLD Cloudhub worker BOTH before and after the Mule application is redeployed.

Question 3

What is true about automating interactions with Anypoint Platform using tools such as Anypoint Platform REST API's, Anypoint CLI or the Mule Maven plugin?

Options:

A.

By default, the Anypoint CLI and Mule Maven plugin are not included in the Mule runtime

B.

Access to Anypoint Platform API;s and Anypoint CLI can be controlled separately thruough the roles and permissions in Anypoint platform, so that specific users can get access to Anypoint CLI while others get access to the platform API's

C.

Anypoint Platform API's can only automate interactions with CloudHub while the Mule maven plugin is required for deployment to customer hosted Mule runtimes

D.

API policies can be applied to the Anypoint platform API's so that only certain LOS's has access to specific functions

Question 4

How does timeout attribute help inform design decisions while using JMS connector listening for incoming messages in an extended architecture (XA) transaction?

Options:

A.

After the timeout is exceeded, stale JMS consumer threads are destroyed and new threads are created

B.

The timeout specifies the time allowed to pass between receiving JMS messages on the same JMS connection and then after the timeout new JMS connection is established

C.

The time allowed to pass between committing the transaction and the completion of the mule flow and then after the timeout flow processing triggers an error

D.

The timeout defines the time that is allowed to pass without the transaction ending explicitly and after the timeout expires, the transaction rolls back

Question 5

An organization is designing a Mule application to periodically poll an SFTP location for new files containing sales order records and then process those sales orders. Each sales order must be processed exactly once.

To support this requirement, the Mule application must identify and filter duplicate sales orders on the basis of a unique ID contained in each sales order record and then only send the new sales orders to the downstream system.

What is the most idiomatic (used for its intended purpose) Anypoint connector, validator, or scope that can be configured in the Mule application to filter duplicate sales orders on the basis of the unique ID field contained in each sales order record?

Options:

A.

Configure a Cache scope to filter and store each record from the received file by the order ID

B.

Configure a Database connector to filter and store each record by the order ID

C.

Configure an Idempotent Message Validator component to filter each record by the order ID

D.

Configure a watermark In an On New or Updated File event source to filter unique records by the order ID

Question 6

What Mule application can have API policies applied by Anypoint Platform to the endpoint exposed by that Mule application?

Options:

A.

A Mule application that accepts requests over HTTP/1x

B.

A Mule application that accepts JSON requests over TCP but is NOT required to provide a response.

C.

A Mule application that accepts JSON requests over WebSocket

D.

A Mule application that accepts gRPC requests over HTTP/2

Question 7

Refer to the exhibit.

An organization is designing a Mule application to receive data from one external business partner. The two companies currently have no shared IT infrastructure and do not want to establish one. Instead, all communication should be over the public internet (with no VPN).

What Anypoint Connector can be used in the organization's Mule application to securely receive data from this external business partner?

Options:

A.

File connector

B.

VM connector

C.

SFTP connector

D.

Object Store connector

Question 8

As a part of design , Mule application is required call the Google Maps API to perform a distance computation. The application is deployed to cloudhub.

At the minimum what should be configured in the TLS context of the HTTP request configuration to meet these requirements?

Options:

A.

The configuration is built-in and nothing extra is required for the TLS context

B.

Request a private key from Google and create a PKCS12 file with it and add it in keyStore as a part of TLS context

C.

Download the Google public certificate from a browser, generate JKS file from it and add it in key store as a part of TLS context

D.

Download the Google public certificate from a browser, generate a JKS file from it and add it in Truststore as part of the TLS context

Question 9

What is a core pillar of the MuleSoft Catalyst delivery approach?

Options:

A.

Business outcomes

B.

Technology centralization

C.

Process thinking

D.

Scope reduction

Question 10

A DevOps team has adequate observability of individual system behavior and performance, but it struggles to track the entire lifecycle of each request across different microservices.

Which additional observability approach should this team consider adopting?

Options:

A.

Analytics

B.

Metrics

C.

Tracing

D.

Data mining

Question 11

To implement predictive maintenance on its machinery equipment, ACME Tractors has installed thousands of IoT sensors that will send data for each machinery asset as sequences of JMS messages, in near real-time, to a JMS queue named SENSOR_DATA on a JMS server. The Mule application contains a JMS Listener operation configured to receive incoming messages from the JMS servers SENSOR_DATA JMS queue. The Mule application persists each received JMS message, then sends a transformed version of the corresponding Mule event to the machinery equipment back-end systems.

The Mule application will be deployed to a multi-node, customer-hosted Mule runtime cluster. Under normal conditions, each JMS message should be processed exactly once.

How should the JMS Listener be configured to maximize performance and concurrent message processing of the JMS queue?

Options:

A.

Set numberOfConsumers = 1

Set primaryNodeOnly = false

B.

Set numberOfConsumers = 1

Set primaryNodeOnly = true

C.

Set numberOfConsumers to a value greater than one

Set primaryNodeOnly = true

D.

Set numberOfConsumers to a value greater than one

Set primaryNodeOnly = false

Question 12

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

Options:

A.

Only a DLB allows the configuration of a custom TLS server certificate

B.

Only the SLB can forward HTTP traffic to the VPC-internal ports of the CloudHub workers

C.

Both a DLB and the SLB allow the configuration of access control via IP whitelists

D.

Both a DLB and the SLB implement load balancing by sending HTTP requests to workers with the lowest workloads

Question 13

According to MuleSoft, a synchronous invocation of a RESTful API using HTTP to get an individual customer record from a single system is an example of which system integration interaction pattern?

Options:

A.

Request-Reply

B.

Multicast

C.

Batch

D.

One-way

Question 14

An automation engineer needs to write scripts to automate the steps of the API lifecycle, including steps to create, publish, deploy and manage APIs and their implementations in Anypoint Platform.

What Anypoint Platform feature can be used to automate the execution of all these actions in scripts in the easiest way without needing to directly invoke the Anypoint Platform REST APIs?

Options:

A.

Automated Policies in API Manager

B.

Runtime Manager agent

C.

The Mule Maven Plugin

D.

Anypoint CLI

Question 15

A manufacturing company is planning to deploy Mule applications to its own Azure Kubernetes Service infrastructure.

The organization wants to make the Mule applications more available and robust by deploying each Mule application to an isolated Mule runtime in a Docker container while managing all the Mule applications from the MuleSoft-hosted control plane.

What is the most idiomatic (used for its intended purpose) choice of runtime plane to meet these organizational requirements?

Options:

A.

Anypoint Platform Private Cloud Edition

B.

Anypoint Runtime Fabric

C.

CloudHub

D.

Anypoint Service Mesh

Question 16

A company is building an application network and has deployed four Mule APIs: one experience API, one process API, and two system APIs. The logs from all the APIs are aggregated in an external log aggregation tool. The company wants to trace messages that are exchanged between multiple API implementations. What is the most idiomatic (based on its intended use) identifier that should be used to implement Mule event tracing across the multiple API implementations?

Options:

A.

Mule event ID

B.

Mule correlation ID

C.

Client's IP address

D.

DataWeave UUID

Question 17

An API has been unit tested and is ready for integration testing. The API is governed by a Client ID Enforcement policy in all environments.

What must the testing team do before they can start integration testing the API in the Staging environment?

Options:

A.

They must access the API portal and create an API notebook using the Client ID and Client Secret supplied by the API portal in the Staging environment

B.

They must request access to the API instance in the Staging environment and obtain a Client ID and Client Secret to be used for testing the API

C.

They must be assigned as an API version owner of the API in the Staging environment

D.

They must request access to the Staging environment and obtain the Client ID and Client Secret for that environment to be used for testing the API

Question 18

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?

Options:

A.

Create a mocking service that replicates the backend system's production performance characteristics. Then configure the API implementation to use the mocking service and conduct the performance tests

B.

Use MUnit to simulate standard responses from the backend system then conduct performance tests to identify other bottlenecks in the system

C.

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 responses then conduct performance tests using this API Implementation

D.

Conduct scaled-down performance tests in the staging environment against the rate limited backend system then upscale performance results to full production scale

Question 19

Which component of Anypoint platform belongs to the platform control plane?

Options:

A.

Runtime Fabric

B.

Runtime Replica

C.

Anypoint Connectors

D.

API Manager

Question 20

A stock broking company makes use of CloudHub VPC to deploy Mule applications. Mule application needs to connect to a database application in the customers on-premises corporate data center and also to a Kafka cluster running in AWS VPC.

How is access enabled for the API to connect to the database application and Kafka cluster securely?

Options:

A.

Set up a transit gateway to the customers on-premises corporate datacenter to AWS VPC

B.

Setup AnyPoint VPN to the customer's on-premise corporate data

center and VPC peering with AWS VPC

C.

Setup VPC peering with AWS VPC and the customers devices corporate data center

D.

Setup VPC peering with the customers onto my service corporate data center and Anypoint VPN to AWS VPC

Question 21

Which Anypoint Platform component should a MuleSoft developer use to create an API specification prior to building the API implementation?

Options:

A.

MUnit

B.

API Designer

C.

API Manager

D.

Runtime Manager

Question 22

When using Anypoint Platform across various lines of business with their own Anypoint Platform business groups, what configuration of Anypoint Platform is always performed at the organization level as opposed to at the business group level?

Options:

A.

Environment setup

B.

Identity management setup

C.

Role and permission setup

D.

Dedicated Load Balancer setup

Question 23

An organization designing a hybrid, load balanced, single cluster production environment. Due to performance service level agreement goals, it is looking into running the Mule applications in an active-active multi node cluster configuration.

What should be considered when running its Mule applications in this type of environment?

Options:

A.

All event sources, regardless of time , can be configured as the target source by the primary node in the cluster

B.

An external load balancer is required to distribute incoming requests throughout the cluster nodes

C.

A Mule application deployed to multiple nodes runs in an isolation from the other nodes in the cluster

D.

Although the cluster environment is fully installed configured and running, it will not process any requests until an outage condition is detected by the primary node in the cluster.

Question 24

A marketing organization is designing a Mule application to process campaign data. The Mule application will periodically check for a file in a SFTP location and process the records in the file. The size of the file can vary from 10MB to 5GB. Due to the limited availabiltty of vCores, the Mule application is deployed to a single CloudHub worker configured with vCore size 0.2.

The application must transform and send different formats of this file to three different downstream SFTP locations.

What is the most idiomatic (used for its intended purpose) and performant way to configure the SFTP operations or event sources to process the large files to support these deployment requirements?

Options:

A.

Use an in-memory repeatable stream

B.

Use a file-stored non-repeatable stream

C.

Use an in-memory non-repeatable stream

D.

Use a file-stored repeatable stream

Question 25

Refer to the exhibit.

A shopping cart checkout process consists of a web store backend sending a sequence of API invocations to an Experience API, which in turn invokes a Process API. All API invocations are over HTTPS POST. The Java web store backend executes in a Java EE application server, while all API implementations are Mule applications executing in a customer -hosted Mule runtime.

End-to-end correlation of all HTTP requests and responses belonging to each individual checkout Instance is required. This is to be done through a common correlation ID, so that all log entries written by the web store backend, Experience API implementation, and Process API implementation include the same correlation ID for all requests and responses belonging to the same checkout instance.

What is the most efficient way (using the least amount of custom coding or configuration) for the web store backend and the implementations of the Experience API and Process API to participate in end-to-end correlation of the API invocations for each checkout instance?

A)

The web store backend, being a Java EE application, automatically makes use of the thread-local correlation ID generated by the Java EE application server and automatically transmits that to the Experience API using HTTP-standard headers

No special code or configuration is included in the web store backend, Experience API, and Process API implementations to generate and manage the correlation ID

B)

The web store backend generates a new correlation ID value at the start of checkout and sets it on the X-CORRELATlON-lt HTTP request header In each API invocation belonging to that checkout

No special code or configuration is included in the Experience API and Process API implementations to generate and manage the correlation ID

C)

The Experience API implementation generates a correlation ID for each incoming HTTP request and passes it to the web store backend in the HTTP response, which includes it in all subsequent API invocations to the Experience API.

The Experience API implementation must be coded to also propagate the correlation ID to the Process API in a suitable HTTP request header

D)

The web store backend sends a correlation ID value in the HTTP request body In the way required by the Experience API

The Experience API and Process API implementations must be coded to receive the custom correlation ID In the HTTP requests and propagate It in suitable HTTP request headers

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 26

Which Mulesoft feature helps users to delegate their access without sharing sensitive credentials or giving full control of accounts to 3rd parties?

Options:

A.

Secure Scheme

B.

client id enforcement policy

C.

Connected apps

D.

Certificates

Question 27

In Anypoint Platform, a company wants to configure multiple identity providers (IdPs) for multiple lines of business (LOBs). Multiple business groups, teams, and environments have been defined for these LOBs.

What Anypoint Platform feature can use multiple IdPs across the company’s business groups, teams, and environments?

Options:

A.

MuleSoft-hosted (CloudHub) dedicated load balancers

B.

Client (application) management

C.

Virtual private clouds

D.

Permissions

Question 28

A project team uses RAML specifications to document API functional requirements and deliver API definitions. As per the current legal requirement, all designed API definitions to be augmented with an additional non-functional requirement to protect the services from a high rate of requests according to define service level agreements.

Assuming that the project is following Mulesoft API governance and policies, how should the project team convey the necessary non-functional requirement to stakeholders?

Options:

A.

Create proxies in API manager for the non functional requirement and publish to exchange

B.

Add all non functional requirements as comments to RAML specification and publish to exchange

C.

Create various SLA's in API manager for the non functional requirement and publish to exchange

D.

Update API definitions with the fragment for the appropriate policy and publish to exchange

Question 29

Customer has deployed mule applications to different customer hosted mule run times. Mule applications are managed from Anypoint platform.

What needs to be configured to monitor these Mule applications from Anypoint monitoring and what sends monitoring data to Anypoint monitoring?

Options:

A.

Enable monitoring of individual applications from runtime manager application settings

Runtime manager agent sends monitoring data from the mule applications to Anypoint monitoring

B.

Install runtime manager agent on each mule runtime

Runtime manager agent since monitoring data from the mule applications to Anypoint monitoring

C.

Anypoint monitoring agent on each mule runtime

Anypoint monitoring agent sends monitoring data from the mule applications to Anypoint monitoring

D.

By default, Anypoint monitoring agent will be installed on each Mule run time

Anypoint Monitoring agent automatically sends monitoring data from the Mule applications to Anypoint monitoring

Question 30

A company is planning to extend its Mule APIs to the Europe region. Currently all new applications are deployed to Cloudhub in the US region following this naming convention

{API name}-{environment}. for example, Orders-SAPI-dev, Orders-SAPI-prod etc.

Considering there is no network restriction to block communications between API's, what strategy should be implemented in order to apply the same new API's running in the EU region of CloudHub as well to minimize latency between API's and target users and systems in Europe?

Options:

A.

Set region property to Europe (eu-de) in API manager for all the mule application

No need to change the naming convention

B.

Set region property to Europe (eu-de) in API manager for all the mule application

Change the naming convention to {API name}-{environment}-{region} and communicate this change to the consuming applications and users

C.

Set region property to Europe (eu-de) in runtime manager for all the mule application

No need to change the naming convention

D.

Set region property to Europe (eu-de) in runtime manager for all the mule application

Change the naming convention to {API name}-{environment}-{region} and communicate this change to the consuming applications and users

Question 31

A Mule application contains a Batch Job with two Batch Steps (Batch_Step_l 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?

Options:

A.

Each Batch Job uses SEVERAL THREADS for the Batch Steps Each 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

B.

Each Batch Job uses a SINGLE THREAD for all Batch steps Each Batch step instance receives ONE record at a time as the payload, and RECORDS are processed IN ORDER, first through Batch_Step_l and then through Batch_Step_2

C.

Each Batch Job uses a SINGLE THREAD to process a configured block size of record Each Batch Step instance receives A BLOCK OF records as the payload, and BLOCKS of records are processed IN ORDER

D.

Each Batch Job uses SEVERAL THREADS for the Batch Steps Each 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

Question 32

A Mule application is being designed To receive nightly a CSV file containing millions of records from an external vendor over SFTP, The records from the file need to be validated, transformed. And then written to a database. Records can be inserted into the database in any order.

In this use case, what combination of Mule components provides the most effective and performant way to write these records to the database?

Options:

A.

Use a Parallel for Each scope to Insert records one by one into the database

B.

Use a Scatter-Gather to bulk insert records into the database

C.

Use a Batch job scope to bulk insert records into the database.

D.

Use a DataWeave map operation and an Async scope to insert records one by one into the database.

Question 33

An external REST client periodically sends an array of records in a single POST request to a Mule application API endpoint.

The Mule application must validate each record of the request against a JSON schema before sending it to a downstream system in the same order that it was received in the array

Record processing will take place inside a router or scope that calls a child flow. The child flow has its own error handling defined. Any validation or communication failures should not prevent further processing of the remaining records.

To best address these requirements what is the most idiomatic(used for it intended purpose) router or scope to used in the parent flow, and what type of error handler should be used in the child flow?

Options:

A.

First Successful router in the parent flow

On Error Continue error handler in the child flow

B.

For Each scope in the parent flow

On Error Continue error handler in the child flow

C.

Parallel For Each scope in the parent flow

On Error Propagate error handler in the child flow

D.

Until Successful router in the parent flow

On Error Propagate error handler in the child flow

Question 34

An integration Mule application is deployed to a customer-hosted multi-node Mule 4 runtime duster. The Mule application uses a Listener operation of a JMS connector to receive incoming messages from a JMS queue.

How are the messages consumed by the Mule application?

Options:

A.

Depending on the JMS provider's configuration, either all messages are consumed by ONLY the primary cluster node or else ALL messages are consumed by ALL cluster nodes

B.

Regardless of the Listener operation configuration, all messages are consumed by ALL cluster nodes

C.

Depending on the Listener operation configuration, either all messages are consumed by ONLY the primary cluster node or else EACH message is consumed by ANY ONE cluster node

D.

Regardless of the Listener operation configuration, all messages are consumed by ONLY the primary cluster node

Question 35

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 SalesOrderLineltem 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?

Options:

A.

1) Read the JMS message (NOT in an XA transaction)

2) Perform BOTH DB inserts in ONE DB transaction

3) Acknowledge the JMS message

B.

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

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 and acknowledge the JMS message (NOT in an XA transaction)

2) In a NEW XA transaction, perform BOTH DB inserts

Question 36

Which Anypoint Platform component helps integration developers discovers and share reusable APIs, connectors, and templates?

Options:

A.

Anypoint Exchange

B.

API Manager

C.

Anypoint Studio

D.

Design Center

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Total 244 questions