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Modern Application Development II · End Term · 22 Dec 2024 · September 2024 term · Set QDF1

MAD 2 End Term 22 Dec 2024 — Question 8

Question 8

+3 marksOne correct option

Which of the following is true regarding long polling?

  1. A

    Long polling opens multiple connections between the client and the server, and the server continuously sends updates to the client in real-time.

  2. B

    Long polling involves the client repeatedly sending requests at fixed intervals to the server to check for updates, regardless of whether new data is available.

  3. C

    Long polling allows the client to make a single request to the server, where the server holds the connection open until new data is available and then sends the response.

  4. D

    Long polling uses WebSockets to maintain a persistent, bidirectional connection between the client and the server.

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Correct answer

  • C

    Long polling allows the client to make a single request to the server, where the server holds the connection open until new data is available and then sends the response.

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Question 8 of 32 in the IIT Madras BS Modern Application Development II (MAD 2) End Term paper sat on 22 Dec 2024, in the September 2024 term (IIT M FOUNDATION DIPLOMA AN EXAM QDF3 22 Dec 2024). It carries 3 marks.

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