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.

Question

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The Answer of 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.

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