A key differentiator is the usage of Natural Language Understanding and other behaviors of human beings to have interactions with humans.
Conversational Al can be referred to as the use of technology to interact with humans. This is in a way that automated message and speech, sound like conversations between humans and computers.
Voice assistants are an example of such.
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open loop is by the fact that the output signal or condition is neither measured nor “fed back” for comparison with the input signal or system set point. Closed-loop an automatic control system in which an operation, process, or mechanism is regulated by feedback.
Answer: True
Explanation: But it depends on two factors that's the problem and the experience of the computer user support
The question is broad and vague, but I would say hardware.