We Created and Ran a Spark Streaming Application Which Receives

question 4

Multiple Choice

We created and ran a Spark streaming application which receives a stream of tweets on the topic(s) you specify and summarizes the top-20 hashtags in a bar chart that updates every 10 seconds. Which of the following statements a) , b) or c) is false?

• A) One way for Spark streaming to receive data is via a network socket-a low-level view of xe "client/server networking"client/server networking in which a xe "client/server app:client"xe "client/server app:client¶"client app communicates with a xe "client/server app:server"xe "server in a client/server app"server app over a network.
• B) Each xe "socket"socket represents one xe "endpoint:of a connection"endpoint of a connection.
• C) A program can read from a socket or write to a socket similarly to reading from or writing to a SQL database.
• D) All of the above statements are true.

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Definitions:

Percent Rate

The percentage that indicates the rate at which a certain value, such as interest, increases or decreases.

Percent Rate

a rate that describes a portion of a hundred in finance, often related to interest or growth rates.

Portion

A part or segment of the whole, often expressed as a fraction or percentage.

Accurate

Describes information, measurements, or results that are exact, precise, and free from errors or mistakes.