Mulesoft MCD-LEVEL1 Online Practice Questions and Exam Preparation

Mulesoft MCD-LEVEL1 Online Questions & Answers

• Question 131:

  Refer to the exhibits. A Mule application polls a database table.

  

  This error is logged when the Mule application is run.

  What should be changed in the Database connector configuration to resolve this error?

  A. Configure the correct JDBC driver
  B. Configure the correct table name
  C. Configure the correct host URL
  D. Configure the correct database name
  A. Configure the correct JDBC driver

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  Explanation/Reference:

• Question 132:

  By default, what happens to a file after it is read using an FTP connector Read operation?

  A. The file is deleted from the folder
  B. The file is moved to a different folder
  C. The file stays in the same folder unchanged
  D. The file is renamed in the same folder
  C. The file stays in the same folder unchanged

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  Explanation/Reference:

  File is not updated when FTP read operations is performed. MuleSoft Doc Ref : https://docs.mulesoft.com/file-connector/1.3/file-read

• Question 133:

  What should this endpoint return? http://dev.acme.com/api/patients?name=Johnandsurname=Bell

  A. Patient with name as John
  B. Patient with surname as bell
  C. Patients with either name as John or surname as Bell
  D. Patients with name as John and surname as Bell
  D. Patients with name as John and surname as Bell

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  Explanation/Reference:

  Query parameters are a defined set of parameters attached to the end of a url. They are extensions of the URL that are used to help define specific content or actions based on the data being passed. To append query params to the end of a URL, a `?' Is added followed immediately by a query parameter. To add multiple parameters, an `and' is added in between each. Hence coming back to question, endpoint would return Patients with name as John and (and is very important here) surname as Bell

• Question 134:

  What does C4E stands for in MuleSoft recommended IT operating model?

  A. Centre for Empowerment
  B. Centre for Engagement
  C. Centre for Enablement
  D. Centre for Excellence
  C. Centre for Enablement

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  Explanation/Reference:

  Centre for Enablement (C4E) is an IT operating model that enables an enterprise to build reusable assets, accumulate API's, leverage best practices and knowledge to enable self service and efficient delivery in the organization and implement new solutions faster

• Question 135:

  In the execution of scatter gather, the "sleep 2 sec" Flow Reference takes about 2 sec to complete, and the "sleep 8 sec" Flow Reference takes about 8 sec to complete. About how many sec does it take from the Scatter-Gather is called until the "Set Payload" transformer is called?

  

  A. 8
  C. 2
  D. 10
  A. 8

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  Explanation/Reference:

  Correct answer is 8 as events are processed in parallel in case of scatter gather router

• Question 136:

  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
  D. /orders/P05555

• Question 137:

  Refer to the exhibits.

  

  Mule application has an HTTP request configuration where host name is hardcoded. Organization is looking to move host and port values to configuration file. What valid expression can be used to so that HTTP configuration can pick the value from configuration file?

  A. #[training.host]
  B. ${http.host}
  C. #{training.host}
  D. ${training.host}
  D. ${training.host}

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  Explanation/Reference:

  Correct answer is ${training.host}

• Question 138:

  How we can scale deployed Mule application vertically on cloudhub?

  A. Changing worker size
  B. Adding multiple workers
  C. Mule applications can be scaled only horizontally
  D. Option 1 and 2 both can be used
  A. Changing worker size

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  Explanation/Reference:

  Mule applications can be scaled vertically by changing worker size. Mule applications can be scaled horizontally by adding more workers.

• Question 139:

  Refer to the exhibit.

  

  In the execution of the Scatter_Gather, the flow1 route completes after 10 seconds and the flow2 route completes after 20 seconds.

  How many seconds does it take for the Scatter_Gather to complete?

  B. 10
  C. 20
  D. 30
  C. 20

• Question 140:

  Refer to the exhibits. Client sends the request to ClientRequestFlow which calls ShippingFlow using HTTP Request activity.

  During E2E testing it is found that that HTTP:METHOD_NOT_ALLOWED error is thrown whenever client sends request to this flow.

  What attribute you would change in ClientRequestFlow to make this implementation work successfully?

  

  A. Change the method attribute value to "*''
  B. Change the path attribute value to "/api/ship"
  C. Change the allowed method attributes value to "POST"
  D. Change the protocol attribute value to "HTTPS"
  C. Change the allowed method attributes value to "POST"

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  Explanation/Reference:

  Correct answer is Change the method attributes value to "POST".

  It can be fixed in either of the two ways as below.

  1) Changing method attribute to POST in ClientRequestFlow

  2) Setting allowedMethods as PUT in ShippingFlow (but doesn't fit as question mentions about changing ClientRequestFlow)