Socket.io Events
Interactive Video
•
Information Technology (IT), Architecture
•
University
•
Practice Problem
•
Hard
Wayground Content
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in setting up the chat application using Socket.IO?
Creating a new HTML file
Installing a new library
Commenting out previous code
Setting up a database
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What event should the server emit when a new client connects?
disconnect
join
message
update
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How should the client handle the welcome message from the server?
Send a response back to the server
Ignore it
Log it to the console
Display it in an alert box
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What elements are needed in the form for sending messages?
A radio button and a text input
A text input and a button
A dropdown menu and a button
A checkbox and a text input
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should be done after setting up the form in the HTML?
Add an event listener for form submission
Install a new package
Create a new JavaScript file
Add a CSS style
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using 'e.preventDefault()' in the form submission event?
To log the event to the console
To prevent the default form submission behavior
To refresh the page
To send a message to the server
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How should the server handle the 'send message' event?
Ignore the message
Log the message to the console
Send the message to all connected clients
Store the message in a database
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