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Question 1:  WebSocket is mainly used for

(A) One way communication

(B) Real time bidirectional communication

(C) File storage

Question 2:  Which method is used to create a WebSocket in JavaScript

(A) new WebSocket(url)

(B) WebSocket.connect(url)

(C) WebSocket.open(url)

Question 3:  The readyState value 0 in WebSocket means

(A) Connecting

(B) Open

(C) Closed

Question 4:  Which event is triggered when WebSocket is opened successfully

(A) onopen

(B) onready

(C) onconnect

Question 5:  Which method is used to send data via WebSocket

(A) socket.write()

(B) socket.send()

(C) socket.emit()

Question 6:  Which event is fired when a message is received from the server

(A) onreceive

(B) onmessage

(C) ondata

Question 7:  Which protocols are supported by WebSocket

(A) ws and wss

(B) http and https

(C) ftp and ftps

Question 8:  The close event in WebSocket indicates

(A) Data sent

(B) Connection closed

(C) Connection open

Question 9:  Which property is used to check current state of WebSocket

(A) socket.state

(B) socket.readyState

(C) socket.status

Question 10:  WebSocket helps in reducing

(A) Network latency

(B) File size

(C) Browser memory