Exam 70-486 topic 1 question 11 discussion

Actual exam question from Microsoft's 70-486

Question #: 11
Topic #: 1

You are developing an ASP.NET MVC application that displays stock market information.
The stock market information updates frequently and must be displayed in real-time.
You need to eliminate unnecessary header data, minimize latency, and transmit data over a full-duplex connection.
What should you do?

A. Implement long-running HTTP requests.
B. Instantiate a MessageChannel object on the client.
C. Implement WebSockets protocol on the client and the server.
D. Configure polling from the browser.

Show Suggested Answer

Suggested Answer: C 🗳️

by apostolin at Sept. 10, 2019, 9:37 a.m.

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apostolin

Highly Voted 5 years, 8 months ago

The correct answer is: C.

upvoted 9 times

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reddd

Most Recent 4 years, 5 months ago

Answer C

upvoted 1 times

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markcowell

4 years, 7 months ago

Web Sockets API can be used to communicate between code loaded in the browser and the server. Since the requirement of low latency and "full-duplex" I assume client-server communication, and so you're looking for a web sockets. Messaging API is more about exchanging messages between various pieces of code running in the browser Answer is C

upvoted 4 times

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hungry_ape9000

5 years ago

FINAL ANSWER: C is correct