
PWII 12
Quiz
•
Computers
•
University
•
Practice Problem
•
Hard
LUIS FERNANDO FLORES MEJIA
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la función principal de un WebSocket?
Enviar peticiones HTTP de forma tradicional
Mantener una comunicación bidireccional persistente entre cliente y servidor
Almacenar datos en el navegador
Gestionar rutas de servidor
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué librería se utiliza en Node.js para implementar WebSockets en el ejemplo de clase?
express
socketio
ws
http2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué evento se escucha para detectar cuando un cliente establece la conexión con el servidor WebSocket?
onSend
onReceive
connection
connectServer
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el servidor WebSocket, ¿qué método se utiliza para enviar un mensaje a un cliente conectado?
client.write()
socket.sendMessage()
socket.send()
socket.push()
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Por qué se utiliza WebSocket en aplicaciones de mensajería instantánea?
Porque solo soporta texto plano
Porque es más lento que HTTP
Porque permite comunicación en tiempo real sin reabrir la conexión constantemente
Porque no admite binarios
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