MCD-LEVEL1 Online Practice Questions and Answers

Correct Answer: D

Correct answer is vars."customer"."firstName"

Please you can also access firstName using this syntax vars.customer.firstName.

Correct Answer: B

As dependency is not present in Mulesoft Maven repository, we need to install the dependency on computer's local Maven repository. Option 3 is correct choice.

Correct Answer: D

Mule event is correct answer. Mule event has two parts which are as follows 1) Message (which contains payload and attributes like headers and query/uri parameters 2) Variables

Correct Answer: C

Correct answer is A global element Global error handlers are to be created in global element . Quick note to remember here is Global error handlers come in to picture only when there are no error handlers specified as flow level. Steps to create Global error handler 1) Click Global Elements to open Global Configuration Elements. Global Elements is located below the Studio canvas 2) In Global Configuration Elements, click Create to open the Choose Global Type dialog

3) From the dialog, select Global Configuration - Configuration, and then click OK to open the Configuration dialog.

4) From the select Configuration dialog, select allErrorHandler for the Default Error Handler field, and click OK.

Correct Answer: D

Correct answer is as below.After all processing routes have finished execution, the Scatter- Gather component creates a new Mule event that combines all resulting Mule events from each route, and then passes the new Mule event to the

next component in the flow.

{

"0": {

"attributes": ...,

"payload": "100"

},

"1": {

"attributes": ...,

"payload": "200"

}

}

Correct Answer: A

MuleSoft Documentation Reference : https://docs.mulesoft.com/db- connector/1.9/database-connector-select

Correct Answer: C

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. In this case as per RAML specification data is expected in application/json and in request Content-Type is set as "text/plain" which is incorrect. Hence solution is set the request Content-Type header to application/json

Correct Answer: A

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

Correct Answer: C

Database always return rows as an array. Array is the correct answer

Correct Answer: B

Correct answer is Mule runtime DataWeave is the MuleSoft expression language for accessing and transforming data that travels through a Mule app. DataWeave is tightly integrated with the Mule runtime engine, which runs the scripts and expressions in your Mule app. Mule Doc Reference : https://docs.mulesoft.com/mule-runtime/4.3/dataweave