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Javascript - CS - Sockets
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Javascript - CS - Parsing, Benchmarking and Logging
Javascript - CS - Invocation and Performance Navigation
Javascript - CS - Server Side and Client Side Scripting
Javascript - CS - Document Object Model and Event Handling
  1. Which of the following is a stateless protocol?

    2. A.

     HTML
    B.

     XHTML
    C.

     HTTP
    D.

     All of the mentioned

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  2. What does the value 2 of the WebSocket attribute Socket.readyState indicate?

    3. A.

     Closed connection
    B.

     Handshake connection
    C.

     Unestablished connection
    D.

     Established connection and communication is possible

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  3. How many WebSocket events are available?

    4. A.

     2
    B.

     3
    C.

     4
    D.

     5

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  4. Which method is used to close the WebSocket?

    5. A.

     Socket.flush()
    B.

     Socket.close()
    C.

     Socket.Close()
    D.

     Socket.dispose()

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  5. How does the client and the server communicate following the rules defined by the WebSocket protocol?

    6. A.

     Long-lived TCP Socket
    B.

     Short-lived TCP Socket
    C.

     UDP Socket
    D.

     HTTP Socket

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  6. Which of the following are not a socket property?

    7. A.

     onopen
    B.

     readyState
    C.

     onmessage
    D.

     ready

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  7. How can we check the subprotocol being used by the client?

    8. A.

     subprotocol property
    B.

     protocol property
    C.

     clientprotocol property
    D.

     none of the mentioned

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  8. How will you transmit data using the connection?

    9. A.

     send(data)
    B.

     Socket.send(“data”)
    C.

     Socket.send(data)
    D.

     Socket(data)

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  9. Which of the following is not a WebSocket event?

    10. A.

     open
    B.

     close
    C.

     error
    D.

     deny

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  10. What does an History object contain?

    11. A.

     URL
    B.

     Parameters
    C.

     Attribute values
    D.

     Property

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