Which XAPI Access Mechanism Requires Separate Connections for Commands and Notifications

question 18

Multiple Choice

Which xAPI access mechanism requires separate connections for commands and notifications?

• A) Serial
• B) WebSocket
• C) HTTP/HTTPS
• D) SSH

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Definitions:

Class Inclusion

A cognitive ability that involves understanding that objects can belong to more than one category at the same time.

Conservation Skills

Cognitive abilities to understand that quantity, length, or number do not change when nothing is added or taken away, despite changes in form or appearance.

Centration

A cognitive limitation in preoperational stage children where they can focus on only one aspect of a situation at a time.

Reversibility

The cognitive ability to understand that actions can be reversed, restoring the original state.