MCD-LEVEL1-DELTA Exam Questions and Answers

QUESTION: 1

What module and operation will throw an error if a Mule event's payload is not a number?

Validation module's Is number operation
Filter module's Is number operation
None of these
Validation module's Is not a number operation

Answer(s): A

Refer to the exhibits.

The two Mule configuration files belong to the same Mule project. Each HTTP Listener is configured with the same host string and the port number, path, and operation values are shown in the display names.

What is the minimum number of global elements that must be defined to support all these HTTP Listeners?

1
2
3
4

Answer(s): C

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QUESTION: 3

A RAML specification is defined to manage customers with a unique identifier for each customer record. What URI does MuleSoft recommend to uniquely access the customer identified with the unique ID 1234?

/customers?custid=true&custid=1234
/customers/1234
/customers/custid=1234
/customers?operation=get&custid=1234

Answer(s): A

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QUESTION: 4

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)

Answer(s): D

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QUESTION: 5

Refer to the exhibit.

What can be added to the flow to persist data across different flow executions?

Key/value pairs in the ObjectStore
Properties of the Mule runtime flow object
properties of the Mule runtime app object
session variables

Answer(s): A

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MuleSoft MCD-LEVEL1-DELTA Exam (page: 1)
MuleSoft Certified Developer - Level 1 (Mule 4) DELTA
Updated on: 25-Dec-2025

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MuleSoft MCD-LEVEL1-DELTA Exam (page: 1) MuleSoft Certified Developer - Level 1 (Mule 4) DELTA Updated on: 25-Dec-2025

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QUESTION: 1

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MuleSoft MCD-LEVEL1-DELTA Exam (page: 1)
MuleSoft Certified Developer - Level 1 (Mule 4) DELTA
Updated on: 25-Dec-2025