A developer has the function, shown below, that is called when a page loads.
Where can the developer see the log statement after loading the page in the browser?
Correct Answer:C
Refer to the code below:
const event = new CustomEvent(
//Missing Code
);
obj.dispatchEvent(event);
A developer needs to dispatch a custom event called update to send information about recordId.
Which two options could a developer insert at the placeholder in line 02 to achieve this? Choose 2 answers
Correct Answer:AD
Refer to the following code:
What is returned by the function call on line 13?
Correct Answer:A
Which function should a developer use to repeatedly execute code at a fixed interval ?
Correct Answer:A
A developer is setting up a new Node.js server with a client library that is built using events and callbacks. The library:
* Will establish aweb socket connection and handle receipt of messages to the server
* Will be imported with require, and made available with a variable called we.
The developer also wants to add error logging if a connection fails.
Given this info, which code segment shows the correct way to set up a client with two events that listen at execution time?
Correct Answer:C