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  • Exam Name: MuleSoft Certified Developer - Level 1 (Mule 4) DELTA
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MCD-Level1-Delta Practice Exam Questions with Answers MuleSoft Certified Developer - Level 1 (Mule 4) DELTA Certification

Question # 6

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

MCD-Level1-Delta question answer

A)

MCD-Level1-Delta question answer

B)

MCD-Level1-Delta question answer

C)

MCD-Level1-Delta question answer

D)

MCD-Level1-Delta question answer

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Question # 7

What execution model is used by For Each and Batch Job scopes?

A.

For Each is single-threaded and Batch Job is multi-threaded

B.

Both are single-threaded

C.

Both are multi-threaded

D.

Batch Job is single-threaded and For Each Is multi-threaded

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Question # 8

Refer to the exhibit.

MCD-Level1-Delta question answer

All three of the condition for the Choice router are true. What log messages are written?

A.

Route 1

B.

Route2

C.

Route1, Route2

D.

Route1, Route2, Default

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Question # 9

Refer to the exhibits.

MCD-Level1-Delta question answer

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

A.

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

B.

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

C.

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

D.

[orderlorder2order3order4, 14]

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Question # 10

Refer to the exhibits.

MCD-Level1-Delta question answer

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?

A.

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

B.

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

C.

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

D.

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

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Question # 11

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?

MCD-Level1-Delta question answer

A)

MCD-Level1-Delta question answer

B)

MCD-Level1-Delta question answer

C)

MCD-Level1-Delta question answer

D)

MCD-Level1-Delta question answer

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Question # 12

What path setting is required for an HTTP Listener endpoint to route all requests to an APIkit router?

A.

/(*)

B.

/

C.

/()

D.

“/*”

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Question # 13

Refer to the exhibit.

MCD-Level1-Delta question answer

What is the correct DataWeave expression for the Set Payload transformer to call the createCustomerObject flow with values for the first and last names of a new customer?

A.

lookupC createCustomerObJect( "Alice", "Green- ) )

B.

createCustomerObject( { first: "Alice", last: "Green" > )

C.

lookupf "createCustomerObject", { first: "Alice", last: "Green" > )

D.

createCustomerObject( "Alice", "Green")

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Question # 14

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?

A.

Register the same API implementation in Runtime Manager to connect to API Manager

B.

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

C.

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

D.

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

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Question # 15

An On Table Row Database listener retrieves data from a table that contains record_id, an increasing numerical column.

How should the listener be configured so it retrieves new rows at most one time?

A.

Set the target to store the last retrieved record_id value

B.

Set the ObjectStore to store the last retrieved record_id value

C.

Set the target to the record_id column

D.

Set the watermark column to the record id column

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Question # 16

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?

A.

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

B.

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

C.

function newProdCode(itemID: Number, productCategory: String) =

"PC-" ++ productCategory ++ (itemID as String)

D.

var newProdCode(itemID: Number, productCategory: String) ->

"PC-" ++ productCategory ++ (itemID as String)

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Question # 17

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?

A.

/apis/?

B.

/apis/

C.

/apis/orders|customers

D.

/apis/*

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Question # 18

Refer to the exhibit.

MCD-Level1-Delta question answer

The API needs to be updated using the company-wide standard for the Plan data type. The Object data type has already been published in Anypoint Exchange with the global reference . ACME/DataTypes/PlanDataType.raml.

What is a valid RAML specification that reuses the Plan data type?

A)

MCD-Level1-Delta question answer

B)

MCD-Level1-Delta question answer

C)

MCD-Level1-Delta question answer

D)

MCD-Level1-Delta question answer

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Question # 19

An HTTP Request operation sends an HTTP request with a non-empty JSON object payload to an external HTTP endpoint. The response from the external HTTP endpoint returns an XML body. The result is stored in a target named the Result.

What is the payload at the event processor after the HTTP Request?

A.

The XML response body

B.

null

C.

The original JSON request body

D.

A non-empty Java object

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Question # 20

Refer to the exhibit.

MCD-Level1-Delta question answer

MCD-Level1-Delta question answer

MCD-Level1-Delta question answer

What payload is returned from a request to http//localhost.8081/

Refer to the exhibits, what payload is returned from a request to http://localhost;8081/?

A.

1

B.

2

C.

3

D.

4

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Question # 21

A company has an API to manage purchase orders, with each record identified by a unique purchase order ID. The API was built with RAML according to MuleSoft best practices.

What URI should a web client use to request order P05555?

A.

/orders/{P05555}

B.

/orders/order=P05555

C.

/orders?order=P05555

D.

/orders/P05555

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Question # 22

Refer to the exhibit.

MCD-Level1-Delta question answer

What DataWeave expression transforms the conductorlds array to the XML output?

A)

MCD-Level1-Delta question answer

B)

MCD-Level1-Delta question answer

C)

MCD-Level1-Delta question answer

D)

MCD-Level1-Delta question answer

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Question # 23

What is the correct syntax for a Logger component to output a message with the contents of a 3SON Object payload?

A.

The payload is: $(payload)

B.

#["The payload is: " ++ payload]

C.

The payload is: #[payload]

D.

#["The payload is: " + payload]

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Question # 24

Refer to the exhibit.

MCD-Level1-Delta question answer

A Mule event is composed of a hierarchy of objects. Where in the hierarchy are variables stored?

A.

Mule event

B.

Mule message payload

C.

Mule message

D.

Mule message attributes

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Question # 25

Refer to the exhibits.

MCD-Level1-Delta question answer

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

A web client sends a GET request to the main flow's HTTP Listener that includes a make query parameter.

What values are accessible in the child flow?

A.

payload

B.

payload

make query param

C.

payload

model var

D.

payload

make query param model var

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Question # 26

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?

A.

Put the Database SELECT operation inside a Cache scope

B.

Put the Database SELECT operation inside a Message Enricher scope

C.

Nothing, previous payloads are combined into the next payload

D.

Save the payload from the Database SELECT operation to a variable

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Question # 27

Refer to the exhibits.

MCD-Level1-Delta question answer

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?

A.

1

B.

2

C.

3

D.

4

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Question # 28

Refer to the exhibit.

MCD-Level1-Delta question answer

The Database Select operation returns five rows from a database. What is logged by the Logger component?

A.

"Array"

B.

"Object"

C.

"LinkedHashMap"

D.

"CaselnsensitrveHashMap"

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Question # 29

Refer to the exhibit.

MCD-Level1-Delta question answer

What is a valid expression for the Choice router’s when expression to route events to the documenticShipping flow?

A.

0#[ payload = 'US' ]

B.

#[ payload == 'US' J

C.

#[ if(payload = 'US') J

D.

#[ if(payload == "US") ]

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Question # 30

Refer to the exhibits. What payload is logged at the end of the main flow?

MCD-Level1-Delta question answer

A.

[order1, order2, order3, order4]

B.

[1, 2, 3, 4]

C.

order4

D.

order1order2order3order4

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