Which of the Following Statements A), B) or C) Is

question 61

Multiple Choice

Which of the following statements a) , b) or c) is false?

• A) IoT devices (and many other types of devices and applications) commonly communicate with one another and with applications via pub/sub (publisher/subscriber) systems.
• B) A publisher is any device or application that sends a message to a cloud-based service, which in turn sends that message to all subscribers. Typically each publisher specifies a topic or channel, and each subscriber specifies one or more topics or channels for which they'd like to receive messages.
• C) Apache Kafka is a Hadoop ecosystem component that provides a high-performance publish/subscribe service, real-time stream processing and storage of streamed data.
• D) All of the above statements are true.

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Definitions:

Government Intervention

Actions taken by a government to affect the economy, which can include regulations, subsidies, tariffs, and direct provision of goods and services.

Marginal External Benefit

Increased benefit that accrues to other parties as a firm increases output by one unit.

Pollution Emissions

The release of pollutants into the environment, typically referring to harmful substances discharged from industries, vehicles, and other sources.

Marginal External Cost

The cost resulting from producing one additional unit of a good that is incurred by someone other than the producer.