What is the main purpose of configuring Socket.IO in the Express app as discussed in the video?
Mastering MEAN Web Development Expert Full Stack JavaScript (Video 31)

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To improve database connectivity
To enhance server security
To emit messages to clients
To handle HTTP requests more efficiently
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in setting up the Socket.IO server with Express?
Creating a new database
Installing a new middleware
Configuring a new route
Requiring the HTTP package
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the Socket.IO server instance be accessed in controllers?
Via a separate configuration file
Through the global object
Using the app.locals object
Directly from the server instance
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key security consideration when using WebSocket communication?
Ensuring the server is always online
Limiting the number of connections
Not sending sensitive information
Using a complex password
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where is the best place to emit a message when a user logs in?
After the user logs out
Before the login process starts
During the password validation
Right before sending the login response
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What tool is recommended for testing the Socket.IO setup?
Socket.IO Tester
Jest
Postman
Mocha
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should be included in the message payload when a new Jedi Master is added?
The entire master object
A subset of the master object properties
Only the master's name
No information at all
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