Mulesoft MCD-Level-1 Exam Questions

What is the output of Dataweave Map operator?

A. Map

B. Object

C. String

D. Array

Explanation:
Returns an array that is the result of applying a transformation function (lambda) to each of the elements.
MuleSoft Doc Ref : https://docs.mulesoft.com/mule-runtime/4.3/dataweave-cookbook-map
The map operator is a function in Dataweave which iterates over the items in an array and outputs them into a new array. It basically accepts input as a list of items in an array and manipulates the items in the array in order to form a new array as an output.
I have created below chart for your easier understanding:

Which Mule component provides a real-time, graphical representation of the APIs and mule applications that are running and discoverable?

A. API Notebook

B. Runtime Manager

C. Anypoint Visualizer

D. API Manager

C. Anypoint Visualizer

Explanation:
Correct answer is Anypoint Visualizer
MuleSoft Doc Ref : https://docs.mulesoft.com/visualizer/
Anypoint Visualizer provides a real-time, graphical representation of the APIs, and Mule applications that are running and discoverable. It also displays third-party systems that are invoked by a Mule API, proxy, or application within your application network. The data displayed in the graph is dynamically updated and does not require prior configuration. Additionally, the data displayed is secure, as only users with the proper permissions can view the application network graph.

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?

A. 10

B. 50

C. 40

D. 20

C. 40

Explanation: Scatter-Gather sends the event to each routes concurrently. Hence both route in this example will start in parallel. So total time to complete processing is 40 seconds which is option 3.

Refer to the exhibit.

In the execution of the Scatter_Gather, the flow1 route completes after 10 seconds and the
flow2 route completes after 20 seconds.
How many seconds does it take for the Scatter_Gather to complete?

A.

0

B.

10

C.

20

D.

30

C.

20

Refer to the exhibits. The main flow contains an HTTP Request in the middle of the flow. The HTTP Listeners and HTTP Request use default configurations.
A web client submits a request to the main flow's HTTP Listener that includes query parameters for the pedigree of the piano.
What values are accessible to the Logger component at the end of the main flow?

A. payload

B. payload
pedigree query params

C. payload
producer var

D. payload
pedigree query params producer var

C. payload
producer var

In this case as outbound call is made using HTTP: POST /child , all attributes will be replaced by this invocation. Hence query parameter will not be accessible at logger. Hence correct answer is option 2.

Which of the below is not a valid category for connector type?

A. Gold

B. Select

C. Premium

D. Community

A. Gold

Gold is not valid category for connector types.

Does a root element required when creating a XML response using Dataweave?

A. Depends on requirement

B. Not required

C. Always required

D. None of these

C. Always required

Root element is always required while creating XML response in DataWeave transformation.

What asset cannot be created using Design Center?

A. Mule Applications

B. API fragments

C. API specifications

D. API portals

Explanation: API portal are created by API Exchange and cannot be created by Design Center