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:

According to Semantic Versioning, which version would you change for incompatible API changes?

A. No change

B. MINOR

C. MAJOR

D. PATCH

C. MAJOR

Explanation:
Correct answer is MAJOR
MAJOR version when you make incompatible API changes, MINOR version when you add functionality in a backwards compatible manner, and PATCH version when you make backwards compatible bug fixes.

Refer to the exhibit.

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

A.

(employeelD)

B.

${emp!oyeelD}

C.

{employeelD}

D.

# [employeelD]

C.

{employeelD}

Refer to the exhibits.

As a mulesoft developer, what you would change in Database connector configuration to resolve this error?

A. Configure the correct host URL

B. Configure the correct database name

C. Configure the correct table name

D. Configure the correct JDBC driver

Explanation:
Correct answer is Configure the correct JDBC driver as error message suggests the same Caused by: java.sql.SQLException: Error trying to load driver: com.mysql.jdbc.Driver :
Cannot load class 'com.mysql.jdbc.Driver': [
Class 'com.mysql.jdbc.Driver' has no package mapping for region 'domain/default/app/mule_app'.,
Cannot load class 'com.mysql.jdbc.Driver': [

Which out of below is not an asset?

A. Template

B. Connector

C. Exchange

D. Example

C. Exchange

Explanation:
Exchange is the odd man out here. Rest all are type of asset:

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 webclient submits a request to
http://localhost:8Q81/order? color=red?

A.

payload

B.

payload
quantity var

C.

payload
color query param

D.

payload
quantity var color query param

D.

payload
quantity var color query param

How would you debug Mule applications?

A. By Deploying apps on production

B. Checking RAML specifications

C. Using debugger component

D. Use third party debugger application

C. Using debugger component

Debugger can be used to debug applications to see event data movine from one flow to other.

Refer to the exhibit. The Batch Job processes, filters and aggregates records, What is the
expected output from the Logger component?

A.

[10. 20, 30. 40, 50, 60]

B.

[10. 20] [30, 40] [50, 60]

C.

[20, 40, 60]

D.

[20. 40] [60]

D.

[20. 40] [60]