MuleSoft Certified Developer - Level 1 (Mule 4) MCD-Level 1 Exam Dumps

MuleSoft Certified Developer – Level 1 (Mule 4) MCD-Level 1 Exam Dumps

Eleanor2022-09-06T05:53:09+00:00

MCD-Level 1 (MuleSoft Certified Developer – Level 1 (Mule 4)) exam validates that you can work on basic Mule 4 projects to build, test, deploy, and manage APIs and integrations. MCD-Level 1 exam dumps are great, MuleSoft MCD-Level 1 dumps questions and answers are prepared with the MuleSoft Certified Developer – Level 1 (Mule 4) exam syllabus in mind and experts keep on updating them from time to time. Candidates who go through these MCD-Level 1 real exam questions have the best chance to clear the MuleSoft MCD-Level 1 exam on the first attempt.

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1. Where are values of query parameters stored in the Mule event by the HTTP Listener?

Inbound Properties

Variables

Attributes

Payload

2. Refer to the exhibits. In the color flow, both the variable named color and payload are set to "red".

An HTTP POST request is then sent to the decideColor flow's HTTP Listener.

What is the payload value at the Logger component after the HTTP request completes?

white

red

blue

Error message

3. Where is metadata stored in a Mule project

Config.yaml file

xml file

application-types.xml

Global Element

4. A REST connect module is generated for a RAML specification. and then the rest connect module is imported in mule application in Anypoint Studio.

For each method of the RAML specification, what does the REST connect module provide?

A scope

A flow

An operation

An event source

5. A Batch Job scope has five batch steps. An event processor throws an error in the second batch step because the input data is incomplete .

What is the default behavior of the batch job after the error is thrown?

All processing of the batch job stops.

Event processing continues to the next batch step.

Error is ignored

Batch is retried

6. Refer to the exhibits.

The input array of strings is processed by the batch job that processes, filters, and aggregates the values .

What is the last message logged by the Logger component after the batch job completes processing?

[ ["A", "C", "D" ], ["E"] ]

[''E'']

[''D", "E"]

[ "A", "C, "D", "E" ]

7. 1.Refer to the exhibit.

The default scope in choice router recursively calls the color flow.

A web client sends a PUT request to the HTTP listener with payload Blue.

What response is returned to the web client?

"Blk"

"Green"

A timeout error

["Blue", "Red", "Blk"]

8. Why would a Mule application use the ${http.port} property placeholder for its HTTP Listener port when it is deployed to CloudHub?

Allows CloudHub to automatically change the HTTP port to allow external clients to connect to the HTTP Listener

Allows CloudHub to automatically register the application with API Manager

Allows MuleSoft Support to troubleshoot the application by connecting directly to the HTTP Listener

Allows clients to VPN directly to the application at the Mule application's configured HTTP port

9. Refer to the exhibits .

What payload is logged at the end of the main flow?

[order1, order2, order3, order4]

[1, 2, 3, 4]

order4

order1order2order3order4

10. What MuleSoft product enables publishing, sharing, and searching of APIs?

Runtime Manager

API Notebook

API Designer

Anypoint Exchange

Page 2 of 8

11. Refer to the exhibit.

What is the correct way to create a user?

A)

Option A

Option B

Option C

Option D

12. What DataWeave expression transforms the example XML input to the CSV output?

Option A

Option B

Option C

Option D

13. A Mule application contains two HTTP Listeners, each configured for different API endpoints: http://acme.com/apis/orders and http: //acme .com/a pis/customers.

What base path value should be set in an HTT? Listener config element so that it can be used to configure both HTTP Listeners?

/apis/?

/apis/

/apis/orders|customers

/apis/*

14. A Mule application contains an ActiveMQ JMS dependency. The Mule application was developed in Anypoint Studio and runs successfully in Anypoint Studio.

The Mule application must now be exported from Anypoint Studio and shared with another developer.

What export options create the smallest JAR file that can be imported into the other developer's Anypoint Studio and run successfully?

Option A

Option B

Option C

Option D

15. Refer to the exhibits.

The Set Payload transformer in the addltem child flow uses DataWeave to create an order object.

What is the correct DataWeave code for the Set Payload transformer in the createOrder flow to use the addltem child flow to add a router call with the price of 100 to the order?

lookup( "addltern", { price: "100", item: "router", itemType: "cable" } )

addltem( { payload: { price: "100", item: "router", itemType: "cable" > } )

lookup( "addltem", { payload: { price: "100", item: "router", itemType: "cable" } > )

addltem( { price: "100", item: "router", itemType: "cable" } )

16. What does C4E stands for in MuleSoft recommended IT operating model?

Centre for Empowerment

Centre for Engagement

Centre for Enablement

Centre for Excellence

17. An API implementation has been deployed to CloudHub and now needs to be governed. IT will not allocate additional vCore for a new Mule application to act as an API proxy.

What is the next step to preseive the current vCore usage, but still allow the Mule application to be managed by API Manager?

Modify the API implementation to use auto-discovery to register with API Manager

Upload the Mule application's JAR file to the API instance in API Manager

Deploy the same API implementation behind a VPC and configure the VPC to connect to API Manager

18. According to MuleSoft, what is the Center for Enablement’s role in the new IT operating model?

Implements line of business projects to enforce common security requirements

Creates and manages discoverable assets to be consumed by line of business developers

Centrally manages partners and consultants to implement line of business projects

Implements line of business projects to enforce common security requirements

19. Which keyword do you use to create a new function in DataWeave?

function

fun

func

map

20. Refer to the exhibits.

What is written to the records.csv file when the flow executes?

The JSON payload

An error message

Nothing

The payload convert to CVS

Page 3 of 8

21. Refer to the exhibit.

The input array of strings is passed to the batch job, which does NOT do any filtering or aggregating .

What payload is logged by the Logger component?

Summary report of processed records

[ "Apple", "Banana" ]

[ "Apptel2", "Bananal2" ]

[ "Apptel", "Bananal", 2 ]

22. A flow needs to combine and return data from two different data sources. It contains a Database SELECT operation followed by an HTTP Request operation.

What is the method to capture both payloads so the payload from the second request does not overwrite that from the first?

Put the Database SELECT operation inside a Cache scope

Put the Database SELECT operation inside a Message Enricher scope

Nothing, previous payloads are combined into the next payload

Save the payload from the Database SELECT operation to a variable

23. Refer to the exhibits.

A company has defined this Book data type and Book example to be used in APIs .

What is valid RAML for an API that uses this Book data type and Book example?

A)

Option A

Option B

Option C

Option D

24. Refer to the exhibit.

What data is expected by the POST /accounts endpoint?

A)

Option A

Option B

Option C

Option D

25. Refer to the exhibits.

A web client sends a POST request to the HTTP Listener and the Validation component in the Try scope throws an error.

What response message is returned to the web client?

Validation Error

"END"

"ERROR1"

''ERROR2"

26. A Mule flow has three Set Variable transformers .

What global data structure can be used to access the variables?

Mule event attributes

Mule event message

Mule application properties

Mule event

27. Refer to the exhibits. Client sends the request to ClientRequestFlow which calls ShippingFlow using HTTP Request activity.

During E2E testing it is found that that HTTP: METHOD_NOT_ALLOWED error is thrown whenever client sends request to this flow.

What attribute you would change in ClientRequestFlow to make this implementation work successfully?

Change the method attribute value to "*"

Change the path attribute value to "/api/ship"

Change the allowed method attributes value to "POST"

Change the protocol attribute value to "HTTPS"

28. Refer to the exhibit.

How many private flows does APIKIT generate from the RAML specification?

29. Refer to the exhibits.

All three of the conditions for the Choice router are true .

What messages are written in the application log?

Route1

Route2

Route1, Route2

Route1, Route2, Default

30. Which of the below is not the mandatory configurations for HTTP Listener?

Path

Allowed methods

HTTP port in Connector Configuration

HTTP host in Connector Configuration

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31. There are three routes configured for Scatter-Gather and incoming event has a payload is an Array of three objects .

How routing will take place in this scenario?

Incoming array objects would be split into three and each part would be sent to one route each in sequential manner

Incoming array objects would be split into three and each part would be sent to one route each in parallel

Entire event would be sent to each route sequentially

Entire event would be sent to each route in parallel

32. Refer to the exhibit.

The Database Select operation returns five rows from a database .

What is logged by the Logger component?

"Array"

"Object"

"LinkedHashMap"

"CaselnsensitrveHashMap"

33. Refer to the exhibit.

How should be the where clause written for the configured input parameters in such a way that it achieves below SQL query?

WHERE city := ${city} AND state := ${state}

WHERE city = attributes.city AND state = attributes.state

WHERE city = :city AND state = :state

WHERE city := city AND state := state

34. }

35. Refer to the exhibit.

The main flow contains a Flow Reference for the child flow.

What values are accessible in the child flow after a web client submits a request to http://localhost:8Q81/order? color=red?

payload

payload quantity var

payload color query param

payload quantity var color query param

36. Refer to the exhibits.

The web client sends a POST request to the ACME Order API with an XML payload. An error is returned.

What should be changed in the request so that a success response code is returned to the web client?

Set a request header with the name Content-Type to a value of applicatron/octet-stream

Set a request header with the name Content-Type to a value of application/xml

Set a response header with the name Content-Type to a value of applkation/xml

Set a response header with the name Content-Type to a value of application/octet-stream

37. An app team is developing a mobile banking app. It took them two months to create their own APIs to access transaction information from a central database. The app team later found out that another team had already built an API that accesses the transaction information they need.

According to MuleSoft, what organization structure could have saved the app team two months of development time?

Center of Excellence

Center for Enablement

MuleSoft Support Center

Central API Review Board

38. According to Mulesoft, how are Modern APIs treated as?

Products

SOAP API's

Rest API's

Code

39. What module and operation will throw an error if a Mule events payload is not number ?

Filter modules Is Number operation

Validation modules Is Number operation

Validation modules Is not Number operation

None of these

40. A web client submits a request to http://localhost:8081?accountType=personal. The query parameter is captured using a Set Variable transformer to a variable named accountType.

What is the correct DataWeave expression to log accountType?

Account Type: #[flowVars.accountType]

Account Type: #[message.inboundProperties.accountType]

Account Type: # [attributes.accountType]

Account Type: #[vars.accountType]

Page 5 of 8

41. Refer to exhibits.

In the execution of the Scatter-Gather, the flow route completes after 10 seconds and the flow2 route completes in 40 seconds .

How many seconds does it take for the Scatter-Gather to complete?

42. According to MuleSoft. what is the first step to create a Modern API?

Gather a list of requirements to secure the API

Create an API specification and get feedback from stakeholders

Performance tune and optimize the backend systems and network

Create a prototype of the API implementation

43. Refer to the exhibits.

What payload and quantity are togged at the end of the main flow?

[[order1, order2, order3, order4], 14]

[[1,2,3,4], 10]

[[1,2,3,4], 14]

[orderlorder2order3order4, 14]

44. What is not the function of API Gateway ?

Determine which traffic is authorized to pass through the API to backend services

Meter the traffic flowing through

Logs all transactions, collecting and tracking analytics data

Specify throttling, security and other policies

45. An organization is beginning to follow Mulesoft's recommended API led connectivity approach to use modern API to support the development and lifecycle of the integration solutions and to close the IT delivery gap.

What distinguishes between how modern API's are organized in a MuleSoft recommended API-led connectivity approach as compared to other common enterprise integration solutions?

The API interfaces are specified as macroservices with one API representing all the business logic of an existing and proven end to end solution

The API interfaces are specified at a granularity intended for developers to consume specific aspect of integration processes

The API implementation are built with standards using common lifecycle and centralized configuration management tools

The APIO implementations are monitored with common tools, centralized monitoring and security systems

46. What is the difference between a subflow and a sync flow?

No difference

Subflow has no error handling of its own and sync flow does

Sync flow has no error handling of its own and subflow does

Subflow is synchronous and sync flow is asynchronous

47. A mule project contains MySQL database dependency. The project is exported from Anypoint Studio so that it can be deployed to Cloudhub .

What export options needs to be

selected to create the smallest deployable archive that will successfully deploy to Cloudhub?

Select both the options 1) Attach project sources 2) Include project module and dependencies

No need to select any of the below options 1) Attach project sources 2) Include project module and dependencies

Select only below option 2) Include project module and dependencies

Select only below option 1) Attach project sources

48. Refer to the exhibits.

A web client sends a POST request to the HTTP Listener with the payload "Hello-" .

What response is returned to the web client?

Hello- HTTP-] MS2-Three

HTTP-JMS2-Three

Helb-JMS1-HTTP-JMS2 -Three

Hello-HTTP-Three

49. As a part of project requirement, you want to build an API for a legacy client. Legacy client can only consume SOAP webservices .

Which type the interface documentation can be prepared to meet the requirement?

RAML file to define SOAP services

WSDL file

JSON file

plain text file documenting API's

50. A flow contains an HTTP Listener as the event source .

What is the DataWeave expression to log the Content-Type header using a Logger component?

#["Content-Type: " ++ attributes.headers.'content-type']

#["Content-Type: " + headers.'content-type']

#["Content-Type: " + attributes.headers.'content-type']

#["Content-Type: " ++ headers.'content-type']

Page 6 of 8

51. From which application, Organization Administrators can approve/revoke/delete SLA tier access requests

API Exchange

API Portal

API Gateway

API Manager

52. What payload is returned by a Database SELECT operation that does not match any rows in the database?

false

null

Exception

Empty Array

53. An API has been created in Design Center .

What is the next step to make the API discoverable?

Publish the API to Anypoint Exchange

Publish the API from inside flow designer

Deploy the API to a Maven repository

Enable autodiscovery in API Manager

54. How does APIkit determine the number of flows to generate from a RAML specification?

Creates a separate flow for each resource

Creates a separate flow for each HTTP method

Creates a separate flow for each response status code

Creates a separate flow for each resource that contains child resources

55. A function named newProdCode needs to be defined that accepts two input parameters, an integer value for itemID and a string value for productCategory, and returns a new product code.

What is the correct DataWeave code to define the newProdCode function?

fun newProdCode{itemID: Number, productCategory: String) ―> "PC-" ++ productCategory ++ (itemID as String)

fun newProdCode(itemID: Number, productCategory: String) = "PC-" ++ productCategory ++ (itemID as String)

function newProdCode(itemID: Number, productCategory: String) = "PC-" ++ productCategory ++ (itemID as String)

var newProdCode(itemID: Number, productCategory: String) ->"PC-" ++ productCategory ++ (itemID as String)

56. Refer to the exhibits.

A web client submits a request to http://localhQst:8081 .

What is the structure of the payload at the end of the flow?

A)

D )

Option A

Option B

Option C

Option D

57. Refer to the exhibits.

What payload and quantity are logged at the end of the main flow?

[[1,2,3,4], 14]

[[order1, order2, order3, order4], 14]

[[1,2,3,4], 10]

[orderlorder2order3order4,14]

58. Refer to the exhibits.

The Mule Application is being debugged in Anypoint Studio and stops at breakpoint .

What is the value of payload displayed in debugger at this breakpoint?

Processing

Begin

Finished

59. host: " localhost"

60. Which of the below activity doesn't support parallel execution?

Scatter-Gather Router

First Successful Router

Parallel For Each

Batch job

Page 7 of 8

61. What should this endpoint return considering the API is build using standard practices?

http://dev.acme.com/api/patients?year=2021

Patient with id 2021

Patients from year 2021

No patients

All patients

62. A Mule application contains a global error handler configured to catch any errors.

Where must the global error handler be specified so that the global error handler catches all errors from flows without their own error handlers?

A configuration properties file

Nowhere, the global error handler is automatically used

A global element

The pom.xml file

63. How can you call a subflow from Dataweave?

Not possible in Mule 4

Import function

Lookup function

Include function

64. A company has an API to manage departments, with each department identified by a unique deptld. The API was built with RAML according to MuleSoft best practices.

What is valid RAML to specify a method to update the details for a specific department?

A)

Option A

Option B

Option C

Option D

65. Which of the module is imported automatically in Dataweave scripts?

dw::core

dw::System

dw::Runtime

dw::Crypto

66. Which out of below is not an asset?

Template

Connector

Exchange

Example

67. How we can scale deployed Mule application vertically on cloudhub?

Changing worker size

Adding multiple workers

Mule applications can be scaled only horizontally

Option 1 and 2 both can be used

68. Refer to the exhibit.

What is the correct syntax to add an employee ID as a URI parameter in an HTTP Listener path?

(employeelD)

${emp!oyeelD}

{employeelD}

# [employeelD]

69. {step2amount=102}

70. }

Page 8 of 8

71. How many Mule applications can run on a CloudHub worker?

At most one

At least one

Depends

None of these

72. Refer to the exhibit.

The main flow is configured with their error handlers. A web client submit a request to the HTTP Listener and the HTTP Request throws an HTTP:NOT_FOUND error.

What response message is returned?’’

What response message is returned?

APP: API RESOURCE NOT FOUND

HTTP: NOT FOUND

other error

success - main flow

73. A Mule application configured with Autodiscovery implements an API.

Where is governance enforced for policies defined for this Mule application?

In Runtime Manager

Runtime Manager

In the Mule application

In API manager

74. CORRECT TEXT

Refer to the exhibits. In the choice router, the When expression for the domestic shipping route is set to "#[payload= "FR"]".

What is the output of logger after the execution of choice router is completed?

"Domestic"

"International"

"US"

A dataweave syntax error (Correct)

75. Refer to the exhibit.

What is the output payload in the On Complete phase

summary statistics with NO record data

The records processed by the last batch step: [StepTwol, StepTwo2, StepTwo3]

The records processed by all batch steps: [StepTwostepOnel, stepTwostepOne2, StepTwoStepOne3]

The original payload: [1,2,31

76. In an application network. If the implementation but not the interface of a product API changes, what needs to be done to the other APIs that consume the product API?

The applications associated with the other APIs must be restarted

The applications associated with the other APIs must be recoded

The other APIs must be updated to consume the updated product API

Nothing needs to be changed in the other APIs or their associated applications

77. What is the correct way to format the decimal 200.1234 as a string to two decimal places?

200.1234 as string as format: ".0#"

200.1234 as String {format: ".0#"}

200.1234 as String as format: ".0#"

200.1234 as string {format: ".0#"}

78. What is minimal requirement in a flow for a Mule application to compile?

Event Source

Event Processors

Error handlers

Source and processors both

MuleSoft Certified Developer – Level 1 (Mule 4) MCD-Level 1 Exam Dumps