Mulesoft MCD-LEVEL1 Online Practice Questions and Exam Preparation

Mulesoft MCD-LEVEL1 Online Questions & Answers

• Question 61:

  Refer to the exhibits.

  

  What is valid text to set the field in the Database connector configuration to the username value specified in the config.yaml file?

  A. ${db.username>
  B. #[db.username]
  C. #[db:username]
  D. ${db:username>
  A. ${db.username>

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  Explanation/Reference:

  option 3 is the correct syntz to access application properties

• Question 62:

  An app team is developing a mobile banking app. It took them two months to create their own APIs to access transaction information from a central database. The app team later found out that another team had already built an API that accesses the transaction information they need.

  According to MuleSoft, what organization structure could have saved the app team two months of development time?

  A. Center of Excellence
  B. Center for Enablement
  C. MuleSoft Support Center
  D. Central API Review Board
  B. Center for Enablement

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  Explanation/Reference:

  Reference: https://blogs.mulesoft.com/biz/connectivity/what-is-a-center-for-enablement-c4e/ Center for Enablement is correct answer .It is a cross-functional team typically staffed with members from central IT, line-of-business departments, and digital innovation teams charged with productizing, publishing, and harvesting reusable assets and best practices. In this case , app team would have checked first with Center for Enablement before developing their own API's. Hence could have avoided re-work

• Question 63:

  Correct answer is {customerID}.

  A. var toUpper(userName) -> upper(userName)
  B. fun toUpper(userName) = upper(userName)
  C. fun toUpper(userName) -> upper(userName)
  D. var toUpper(userName) = upper(userName)
  B. fun toUpper(userName) = upper(userName)

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  Explanation/Reference:

  Reference: https://docs.mulesoft.com/http-connector/1.5/http-listener-ref

  A function named toUpper needs to be defined that accepts a string named userName and returns the string in uppercase.

  What is the correct DW code to define the toUpper function?

• Question 64:

  Refer to the exhibit.

  

  The default scope in choice router recursively calls the color flow.

  A web client sends a PUT request to the HTTP listener with payload Blue. What response is returned to the web client?

  A. "Blk"
  B. "Green"
  C. A timeout error
  D. ["Blue", "Red", "Blk"]
  C. A timeout error

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  Explanation/Reference:

  Sequence can be described as follows.

  1.

  When web client sends the request , it sends payload as Blue (mentioned in question)

  2.

  In first iteration this will go to default choice , which sets payload to Red

  3.

  Via default route , flow will call itself with payload as Red

  4.

  In second iteration , as payload is Red , it will go to first route in choice router which will set payload to Blk and second iteration will end returning back payload as Blk to first iteration.

  5.

  This Blk will be again set to payload and first iteration will end returning back response as Blk

• Question 65:

  A shopping API contains a method to look up store details by department

  To get information for a particular store, web clients will submit requests with a query parameter named department and a URI parameter named storeld.

  What is a valid RAML snippet that supports requests from web clients to get data for a specific storeld and department name?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  C. Option C

• Question 66:

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

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

• Question 67:

  Refer to the exhibits.

  

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

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  Explanation/Reference:

  The HTTP 415 Unsupported Media Type client error response code indicates that the server refuses to accept the request because the payload format is in an unsupported format. The format problem might be due to the request's indicated Content-Type or Content-Encoding , or as a result of inspecting the data directly. As per RAML input is expected in application/xml. Hence correct answer is Set a request header with the name Content-Type to a

• Question 68:

  Which of the below activity doesn't support parallel execution?

  A. Scatter-Gather Router
  B. First Successful Router
  C. Parallel For Each
  D. Batch job
  C. Parallel For Each

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  Explanation/Reference:

  The First Successful router iterates through a list of configured processing routes until one of the routes executes successfully. This is sequential execution. In all other options mentioned in the question ,we can achieve parallel execution.

• Question 69:

  Refer to the exhibits.

  

  How many private flows does APIKIt generate from RAML specification?

  A. 1
  B. 2
  C. 3
  D. 4
  D. 4

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  Explanation/Reference:

  APIKIt Creates a separate flow for each HTTP method. Hence 4 private flows would be generated. MuleSoft Documentation Referrence : https://docs.mulesoft.com/mule-runtime/4.3/build-application-from-api

• Question 70:

  Refer to the exhibits.

  

  The mule application is debugged in Anypoint Studio and stops at the breakpoint as shown in below exhibit. What is the value of the payload displayed in the debugger at this breakpoint?

  A. Start
  B. Process
  C. Finished
  D. Payload is always empty at the breakpoint
  A. Start

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  Explanation/Reference:

  Correct answer is Start as that is the payload set before