MCD PART 1

Question 1

How would you debug Mule applications?

A. Using breakpoints
B. Checking RAML
C. By Deploying apps on production
D. Cannot do it

Answer 1

A. Using breakpoints

Question 2

What does to the attributes of a Mule event happen in a flow after an outbound HTTP Request is made?

A. Attributes do not change.
B. Previous attributes are passed unchanged.
C. Attributes are replaced with new attributes from the HTTP Request response.
D. New attributes may be added from the HTTP response headers, but no headers are ever removed.

Answer 2

C. Attributes are replaced with new attributes from the HTTP Request response.

Question 3

The new RAML spec has been published to Anypoint Exchange with client credentials.
What is the next step to gain access to the API?

A. Email the owners of the API.
B. Create a new client application.
C. No additional steps needed.
D. Request access to the API in Anypoint Exchange.

Answer 3

D. Request access to the API in Anypoint Exchange.

Question 4

What is the difference between a subflow and a sync flow?

A. Sync flow has no error handling of its own and subflow does.
B. Subflow has no error handling of its own and sync flow does.
C. Subflow is synchronous and sync flow is asynchronous.
D. No difference.

Answer 4

B. Subflow has no error handling of its own and sync flow does.

Question 5

What is not an asset?

A. Exchange
B. Template
C. Example
D. Connector

Answer 5

A. Exchange

Question 6

How to import Core (dw::Core) module into your DataWeave scripts?

A. import dw::core
B. Not needed
C. None of these
D. import core

Answer 6

B. Not needed

Question 7

What is the value of the stepVar variable after the processing of records in a Batch Job?

A. -1
B. 0
C. Null
D. Last value from flow

Answer 7

C. Null

Question 8

What is the object type returned by the File List operation?

A. Object of String file names
B. Array of String file names
C. Object of Mule event objects
D. Array of Mule event objects

Answer 8

D. Array of Mule event objects

Question 9

Where are values of query parameters stored in the Mule event by the HTTP Listener?

A. Payload
B. Attributes
C. Inbound Properties
D. Variables

Answer 9

B. Attributes

Question 10

How can you call a flow from Dataweave?

A. Not allowed
B. Include function
C. Look up function
D. Tag function

Answer 10

C. Look up function

Question 11

DataWeave is tightly integrated with ____________.

A. Mule runtime
B. All APIs
C. Flow Designer
D. Exchange

Answer 11

A. Mule runtime

Question 12

In the Database On Table Row operation, what does the Watermark column enable the On Table Row operation to do?

A. To save the most recent records retrieved from a database to enable database caching.
B. To enable duplicate processing of records in a database.
C. To avoid duplicate processing of records in a database.
D. To delete the most recent records retrieved from a database to enable database caching.

Answer 12

C. To avoid duplicate processing of records in a database.

Question 13

An API has been created in Design Center.
What is the next step to make the API discoverable?

A. Deploy the API to a Maven repository.
B. Publish the API from inside flow designer.
C. Publish the API to Anypoint Exchange.
D. Enable autodiscovery in API Manager.

Answer 13

C. Publish the API to Anypoint Exchange.

Question 14

What is the correct way to format the decimal 200.1234 as a string to two decimal places?

A. 200.1234 as string {format: “.0#”}
B. 200.1234 as string as format: “.0#”
C. 200.1234 as String {format: “.0#”}
D. 200.1234 as String as format: “.0#”

Answer 14

C. 200.1234 as String {format: “.0#”}

Question 15

How is policy defined in terms of classloader of an API?

A. Classloader isolation does not exist between the application, the runtime and connectors, and policies.
B. Classloader isolation exists between the application, the runtime and connectors, and policies.
C. None of these.
D. Classloader isolation partially exists between the application, the runtime and connectors, and policies.

Answer 15

B. Classloader isolation exists between the application, the runtime and connectors, and policies.

Question 16

According to Mulesoft, how are Modern APIs treated as?

A. products
B. code
C. soap services
D. organizations

Answer 16

A. products

Question 17

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

A. MINOR
B. PATCH
C. MAJOR
D. No change

Answer 17

C. MAJOR

Question 18

What is the use of DevKit in Mule 4?

A. Facilitates communication between third-party systems and Mule applications.
B. No use.
C. Offers connector end user support in a few aspects of Mule app design.
D. Enables the development of Anypoint Connectors.

Answer 18

B. No use.

Question 19

A Scatter-Gather processes a number of separate HTTP requests. Each request returns a Mule event with a JSON payload.
What is the final output of the Scatter-Gather?

A. An Object containing all Mule event Objects.
B. An Array containing all Mule event Objects.
C. None of these.
D. The last Mule event object.

Answer 19

A. An Object containing all Mule event Objects.

Question 20

What are the latest specification of RAML available?

A. 0.8
B. 1
C. 2
D. 1.8

Answer 20

B. 1

Question 21

http://dev.acme.com/api/patients?year=2016
What should this endpoint return?

A. Patient with id 2016
B. All patients
C. No patients
D. Patients from year 2016

Answer 21

D. Patients from year 2016

Question 22

According to MuleSoft, what is the Center for Enablement’s role in the new IT operating model?

A. Implements line of business projects to enforce common security requirements.
B. Centrally manages partners and consultants to implement line of business projects.
C. Implements line of business projects to enforce common security requirements.
D. Creates and manages discoverable assets to be consumed by line of business developers.

Answer 22

D. Creates and manages discoverable assets to be consumed by line of business developers.

Question 23

Which one of them is NOT a flow in Mule?

A. sync flow
B. subflow
C. async flow
D. async sub flow

Answer 23

D. async sub flow

Question 24

How are multiple conditions used in a Choice router to route events?

A. To route the same event to the matched route of EVERY true condition.
B. None of these.
C. To find the FIRST true condition, then distribute the event to the ONE matched route.
D. To find the FIRST true condition, then route the same event to the matched route and ALL FOLLOWING routes.

Answer 24

C. To find the FIRST true condition, then distribute the event to the ONE matched route.

Question 25

What asset can NOT be created by using Design Center?

A. API
B. API Portals
C. Mule Apps
D. API Fragments

Answer 25

B. API Portals

Question 26

A flow has a JMS Publish consume operation followed by a JMS Publish operation. Both of these operations have the default configurations.
Which operation is asynchronous and which one is synchronous?

A. Publish consume: Synchronous. Publish: Asynchronous.
B. Publish consume: Asynchronous. Publish: Synchronous.
C. Publish consume: Asynchronous. Publish: Asynchronous.
D. Publish consume: Synchronous. Publish: Synchronous.

Answer 26

A. Publish consume: Synchronous. Publish: Asynchronous.

Question 27

What is the use of API Notebooks?

A. None of these
B. Test Policies
C. Test API functions
D. Test RAML

Answer 27

C. Test API functions

Question 28

What is the DataWeave expression to log the Content-Type header using a Logger component?

A. #[“Content-Type: “ ++ attributes.headers.’content-type’]
B. #[“Content-Type: “ ++ headers.’content-type’]
C. #[“Content-Type: “ + headers.’content-type’]
D. #[“Content-Type: “ + attributes.headers.’content-type’]

Answer 28

A. #[“Content-Type: “ ++ attributes.headers.’content-type’]

Question 29

What is the trait name you would use for specifying client credentials in RAML?

A. headers
B. client-id
C. client-id-required
D. we do not specify in RAML

Answer 29

C. client-id-required

Question 30

What is the purpose of API autodiscovery?

A. Enables API Manager to discover the published API on Anypoint Exchange.
B. Allows a deployed Mule application to connect with API Manager to download policies and act as its own API proxy.
C. Enables an API to be directly managed in API Manager.
D. Allows the Mule application to be automatically discovered on Anypoint Exchange.

Answer 30

B. Allows a deployed Mule application to connect with API Manager to download policies and act as its own API proxy.

Question 31

What is NOT part of a Mule 4 event?

A. attributes
B. payload
C. inboundProperties
D. message

Answer 31

C. inboundProperties

Question 32

What is the main purpose of flow designer in Design Center?

A. To design and develop fully functional Mule applications in a hosted development environment.
B. To design API RAML files in a graphical way.
C. To design and mock Mule application templates that must be implemented using Anypoint Studio.
D. To define API lifecycle management in a graphical way.

Answer 32

A. To design and develop fully functional Mule applications in a hosted development environment.

Question 33

What DataWeave 2.0 type can be used as input to a mapObject operation?

A. Array
B. Object
C. String
D. Map

Answer 33

B. Object

Question 34

Why would you use SOAP instead of http?

A. If the architecture mandates.
B. It is up to the integration specialist.
C. Successful/retry logic for reliable messaging functionality.
D. It is part of agile methodology.

Answer 34

C. Successful/retry logic for reliable messaging functionality.

Question 35

What statement is a part of MuleSoft’s description of an application network?

A. Creates and manages high availability and fault tolerant services and infrastructure.
B. Creates reusable APIs and assets designed to be consumed by other business units.
C. Creates and manages a collection of JMS messaging services and infrastructure.
D. Leverages Central IT to deliver complete point-to-point solutions with master data management.

Answer 35

B. Creates reusable APIs and assets designed to be consumed by other business units.

Question 36

What does the Mule runtime use to enforce policies and limit access to APIs?

A. API Manager
B. The proxy created by API Manager
C. The Mule runtime’s embedded API Gateway
D. Anypoint Access Control

Answer 36

C. The Mule runtime’s embedded API Gateway

Question 37

Refer to the exhibits. The Mule application does NOT define any global error handlers.
The Validation component in the private flow throws an error.
What response message is returned to a web client request to the main flow’s HTTP Listener?