Exam CAD topic 1 question 18 discussion

Correct answer is D: Self-invoking. Learn JavaScript!

Correct Answer is "D"

D is correct

D https://developer.servicenow.com/dev.do#!/learn/learning-plans/utah/new_to_servicenow/app_store_learnv2_scripting_utah_business_rule_scripts

Notice the template syntax. The function syntax is known in JavaScript as a self-invoking function or an Immediately Invoked Function Expression (IIFE). The function is immediately invoked after it is defined. ServiceNow manages the function and when it is invoked; developers do not explicitly call Business Rule scripts. Reference Link: https://developer.servicenow.com/dev.do#!/learn/learning-plans/utah/new_to_servicenow/app_store_learnv2_scripting_utah_business_rule_scripts

It is self invoking

in javascript ut is called immediate invoked function /self invoking function

Notice the template syntax. The function syntax is known in JavaScript as a self-invoking function or an Immediately Invoked Function Expression (IIFE).

"The template's process function, known as a self-invoking or immediately invoked function expression, is automatically invoked when a resource is accessed." https://developer.servicenow.com/dev.do#!/learn/learning-plans/rome/servicenow_application_developer/app_store_learnv2_rest_rome_resource_script

in javascript it's called self-invoking

self Invoking

Correct answer is D - self-invoking. Its NOT a constructor.

D is the correct one

D is correct

D, that´s an IIFE which stands for inmediately invoked Function Expression