ANSWER SET
◉fog. Answer: structures between data-producing nodes and central
cloud processing servers
◉Fog Computing. Answer: middle layer between cloud computing
and devices. Forwards data that doesn't need to be processed. Moves
edge computing activities to a LAN. Consists of multiple nodes, but
has a network architecture. Subset of edge computing.
◉information consumer. Answer: an entity that wants to join the
data revolution to build a new application that draws on multiple,
disparate sources of data. Currently they have significant challenges
in identifying/getting permission for/integrating data.
◉interoperability. Answer: the ability of computer systems or
software to exchange and make use of information
◉Journeys. Answer: a spatiotemporal series of data representing the
physical object that data values are being collected from.
, ◉Situations. Answer: information class that typically includes an
aggregation of sensor-based data and other data, as well as an
interpretation. It is relevant to a time period and some specified
locations.
◉Context. Answer: All the relevant aspects of an application's
operating environment that are required for it to work as intended
◉Three main aspects of interoperability. Answer: discovery, access
controls, usage
◉Discovery. Answer: Data must be readable by machines and have
standardized methods of querying. HyperCat is a tool to make it as
easy as possible to expose a catalogue of information to be machine-
readable.
◉Access Control. Answer: IOT platforms need to allow information
providers to retain control over access, set terms and conditions,
and review and revoke permissions.
◉Data Access. Answer: To achieve interoperability, a consensus
needs to be reached in APIs, protocols, and information
representation.