Refresh MCD-Level-1 Testing Material For MuleSoft Certified Developer - Level 1 (Mule 4) Certification

NEW QUESTION 1
What is the value of the stepVar variable after the processing of records in a Batch Job?

• A. -1
• B. Null
• C. Last value from flow

Answer: C

NEW QUESTION 2
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: B

NEW QUESTION 3
Anypoint MQ FIFO queues are limited to how many in flight messages per queue?

• A. 120000
• B. 10
• C. 100
• D. 1000Correct

Answer: B

NEW QUESTION 4
What asset can NOT be created by using Design Center?

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

Answer: B

NEW QUESTION 5
Where would you create SLA Tiers for an API?

• A. Exchange
• B. API Manager
• C. Anypoint MQ
• D. Within the API

Answer: B

NEW QUESTION 6
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: C

NEW QUESTION 7
What is the correct syntax to reference a fragment in RAML?

• A. examples: #include examples/BankAccountsExample.raml
• B. examples: $include examples/BankAccountsExample.raml
• C. examples: ?include examples/BankAccountsExample.raml
• D. examples: !include examples/BankAccountsExample.raml

Answer: D

NEW QUESTION 8
DataWeave is tightly integrated with _______.

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

Answer: A

NEW QUESTION 9
What MuleSoft API-led connectivity layer is intended to expose part of a backend database without business logic?

• A. Data
• B. System
• C. Process
• D. Experience

Answer: B

NEW QUESTION 10
According to Semantic Versioning, which version would you change for incompatible API changes?

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

Answer: C

NEW QUESTION 11
How would you debug Mule applications?

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

Answer: A

NEW QUESTION 12
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: A

NEW QUESTION 13
What DataWeave 2.0 type can be used as input to a mapObject operation?

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

Answer: B

NEW QUESTION 14
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: C

NEW QUESTION 15
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.

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

Answer: C

NEW QUESTION 16
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: C

NEW QUESTION 17
What are the latest specification of RAML available?

• A. 0.8
• B. 1
• C. 2
• D. 1.8

Answer: B

NEW QUESTION 18
A Batch Job scope has three batch steps. An event processor throws an error in the second batch step because the input data is incomplete.
What is the default behavior of the batch job after the error is thrown?

• A. All processing of the batch job stops.
• B. None of these.
• C. Error is ignored.
• D. Event processing continues to the next batch step.

Answer: A

NEW QUESTION 19
What HTTP method in a RESTful web service is typically used to completely replace an existing resource?

• A. GET
• B. PATCH
• C. POST
• D. PUT

Answer: D

NEW QUESTION 20
What is not an asset?

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

Answer: A

NEW QUESTION 21
What is a core characteristic of the Modern API?

• A. API is rapidly prototyped following AGILE methodology.
• B. API follows the RESTful architecture.
• C. API is designed first using an API specification for rapid feedback.
• D. API has a mechanism to accept feedback and suggestions for improvement.

Answer: C

NEW QUESTION 22
What DataWeave 2.0 type can be used as input to a map operation?

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

Answer: B

NEW QUESTION 23
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: B

NEW QUESTION 24
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