MuleSoft MCD-LEVEL-1 Exam Questions

Questions for the MCD-LEVEL-1 were updated on : Dec 01 ,2025

Page 1 out of 16. Viewing questions 1-15 out of 235

Question 1

Refer to the exhibits. The Mule application is stopped at the breakpoint in Anypoint Studio. A watch
expression Is set to the counter variable.
What value is displayed for this watch expression?

  • A. 1
  • B. 11
  • C. 110
  • D. null
Answer:

A

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Question 2

Refer to the exhibits. The Mule application does NOT define any global error handlers.
A web client sends a POST request to the Mule application with this input payload. The File Write
operation throws a FILE: CONNECTIVITY error.
What response message is returned to the web client?

  • A. "FILE: CONNECTMTV
  • B. "OTHER ERROR"
  • C. "File written"
  • D. "ORDER: NOT CREATED"
Answer:

D

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Question 3

Refer to the exhibits. A database Address table contains a ZIPCODE column and an increasing ID
column. The Address table currently contains tour (4) records. The On Table Row Database listener is
configured with its watermark set to the Address table's ZIPCODE column and then the Mule
application is run in Anypoint Studio tor the first time, and the On Table Row Database listener polls
the Address table.
Anew row is added to the database with 1D=5 and ZIPCODE-90006, and then the On Table Row
Database listener polls the database again.
Alter the next execution of the On Table Row Database listener polling, what database rows have
been processed by the Mule flow since the Mule application was started?

  • A. ID ZIPCODE 1 90001 2 90005 3 90009 4 90001
  • B. ID ZIPCODE 1 90001 2 90005 3 90009 5 90006
  • C. ID ZIPCODE 1 90001 2 90005 3 90009
  • D. ID ZIPCODE 1 90001 2 90005 3 90009 4 90001 5 90006
Answer:

A

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Question 4

Refer to the exhibits. The Mule application does NOT define any global error handler elements. A
web client sends a GET request to the HTTP Listener. What response message is returned to the web
client?

  • A. "End"
  • B. "Start"
  • C. -...
  • D. "Siring is not blank"
Answer:

D

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Question 5

Refer to the exhibit. This RAML fragment defines a Book data type that is used in a RAML API
specification.
An API implementation is created for this RAML API specification.
What is valid JSON input for a request from a web client to an implementation of this RAML API
specification?

A.

B.

C.

D.

Answer:

B

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Question 6

An API was designed in API Designer, published to Anypoint Exchange, then imported into API
Manager.
A Mule application implements this API and is deployed to CloudHub. API Manager manages this
deployed API implementation.
What is the easiest and most idiomatic (used for its intended purpose) way to enforce a Client ID
Enforcement policy on this Mule application?

  • A. In API Manager, apply a Client ID Enforcement policy for the API instance
  • B. In Anypoint Studio, code a custom policy tor Client ID Enforcement and then add the custom policy to Runtime Manager for the Mule application deployment
  • C. In Anypoint Design Center, code a custom policy for Client ID Enforcement and then publish the custom policy to the API portal in Anypoint Exchange
  • D. In API Designer, add Client ID Enforcement policy requirements to the API specification
Answer:

A

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Question 7

Refer to the exhibits. The main flow contains an HTTP Request operation configured to call the child
flow's HTTP Listener.
A web client sends a GET request to the HTTP Listener with the sty query parameter set to 30.
After the HTTP Request operation completes, what parts of the Mule event at the main flow's Logger
component are the same as the Mule event that was input to the HTTP Request operation?

  • A. The payload and all variables
  • B. All variables
  • C. The entire Mule event
  • D. The payload and all attributes
Answer:

A

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Question 8

Refer to the exhibit. APIkit is used to generate flow components for the RAML specification.
How many apikit:router XML elements are generated to handle requests to every endpoint defined
in the RAML specification?

  • A. 3
  • B. 5
  • C. 2
  • D. 1
Answer:

D

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Question 9

Refer to the exhibits. The webClient flow sends requests to the mockServer Row's HTTP Listener.
An HTTP: METHOD_NOT ALLOWED error is thrown each time the webClient flow executes.
What attribute value must be changed in the webClient flow's HTTP Request operation to prevent
this error from being thrown?

  • A. Change the method attribute's value to "POSL
  • B. Change the path attribute's value to 7api/partners/fastShopping"
  • C. Change the protocol attribute's value to "HTTPS"
  • D. Change the method attribute's value to "*"
Answer:

A

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Question 10

Refer to the exhibits.

The Mule application implements a REST API that accepts GET requests from web clients on the
URLs: http://acme com/order/status and http:Vacme.com/customer/status.
What path value can be set in the HTTP GE~ event source to accept web client requests from both of
these URLs?

  • A. *[order,customer]/status
  • B. */status
  • C. ?[order,customer]/status
  • D. *status
Answer:

B

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Question 11

Refer to the exhibit.

The Mule application's connectors are configured with property placeholders whose values are set in
the config.yaml file
What must be added to the Mule application to link the config.yaml file's values with the property
placeholders?

  • A. A configuration-properties element in the acme-app xml file
  • B. A dependency element in the pom xml file
  • C. A file-config element in the acrne-app xml file
  • D. A propertiesFile key/value pair in the mule-artifact json file
Answer:

A

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Question 12

A web client sends one GET request to the test flow's HTTP Listener, which causes the test flow to call
the updateTemp flow After the test flow returns a response, the web client then sends a different
GET request to trie getTemp flow's HTTP Listener The test flow is not called a second time.
What response is returned from the request to the getTemp flow's HTTP Listener?



A)

B)

C)

D)

  • A. Option A
  • B. Option B
  • C. Option C
  • D. Option D
Answer:

C

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Question 13

Refer to the exhibit.

What is the correct syntax to add a customer ID as a URI parameter in an HTTP Listener's path
attribute?

  • A. (customerlD)
  • B. {customerlD}
  • C. #[customerlD]
  • D. ${ customerID}
Answer:

B

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Question 14

Refer to the exhibits.

The Set Variable transformer is set with value #[ [ first "Max" last "Mule"} ].
What is a valid DataWeave expression to set as the message attribute of the Logger to access the
value "Max" from the Mule event?

  • A. vars "customer first"
  • B. "customer first"
  • C. customer first
  • D. vars "customer" "first"
Answer:

D

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Question 15

Refer to the exhibits.


In the Choice router, the When expression for the domesticShipping route is set to "#[payload =
'FR']". What is logged after the Choice router completes?

  • A. A string with value "FR"
  • B. A DataVVeave syntax error
  • C. The result of the intemationalShipping flow
  • D. The result of the domesticShipoing flow
Answer:

B

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