MuleSoft Developer Exam Complete solved Questions and

Answers Graded A+ 

When do variables persist? - answerVariables persist through all flows unless the event crosses a

transport boundary (e.g. making a http request to another flow)

T/F: Subflows can have their own error handling strategy - answerFalse

Syntax to fetch a variable - answer#[vars.foo]

What persists when calling from a parent flow to another flow via http request? - answerNot variables

API Interface definition file (API Specification) - answerdefines what you call, what you send it, and what

you get back

A Web Service - answerThe Actual API implementation you can make calls to or interface of that API

implementation

An API Proxy - answerAn application that controls access to the web service, restricting access, and usage

through an API gateway

What persists when calling from a parent flow to another flow via flow reference? - answerVariables

JMS connector - answerconnector capable of sending and receiving messages to and from topics and

queues

JMS Publish - answerOperation that allows the user to send a message to a JMS Destination

JMS Publish - Consume - answerOperation that allows the user to send a message to a JMS Destination

and waits for response either to the provided replyTo destination or to a dynamically created

Language for Choice Decisions - answerdataweave

#[payload.size != 0]

Execution order of functions - answerthe last function in the chain is executed first

Calling flows from a DW Expression - answeruse the lookup function

{a: lookup("myFlow",{b:"Hello"})}