Mulesoft MCD-Level-1 Exam Questions

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}

A flow contains an HTTP Listener as the event source. 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: " + attributes.headers.'content-type']

D. #["Content-Type: " ++ headers.'content-type']

A. #["Content-Type: " ++ attributes.headers.'content-type']

Explanation: Option 1 is the only correct choice due to two reasons. 1) Concatenation is always with ++ sign and not with + sign which makes option 2 and 3 wrong 2) hearders can be accessed with attributes. headers and not with only headers which makes option 4 incorrect.

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?

A. Child error

B. Parent error

C. Validation Error

D. Parent completed

C. Validation Error

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

Correct answer is Start as that is the payload set before.

Which Mule component provides a real-time, graphical representation of the APIs and mule applications that are running and discoverable?

A. API Notebook

B. Runtime Manager

C. Anypoint Visualizer

D. API Manager

C. Anypoint Visualizer

Explanation:
Correct answer is Anypoint Visualizer
MuleSoft Doc Ref : https://docs.mulesoft.com/visualizer/
Anypoint Visualizer provides a real-time, graphical representation of the APIs, and Mule applications that are running and discoverable. It also displays third-party systems that are invoked by a Mule API, proxy, or application within your application network. The data displayed in the graph is dynamically updated and does not require prior configuration. Additionally, the data displayed is secure, as only users with the proper permissions can view the application network graph.

Refer to the exhibits.

A. Option A

B. Option B

C. Option C

D. Option D

B. Option B

Refer to the exhibits.

A. Option A

B. Option B

C. Option C

D. Option D

C. Option C

Refer to the exhibits.

A. [[5, 10, 15, 20], 1]

B. [[5, 10, 15, 20], 5]

C. [[Req5, Req10, Req15, Req20], 5]

D. [Req5Req10,Req15Req20, 5]

B. [[5, 10, 15, 20], 5]

Correct answer is [[5, 10, 15, 20], 5]
Key thing to note here is that any changes made to payload in for each loop are not available outside for each scope where as variable value updated in for each loop is visible out side for each loop too.