What is a Web Service & API? - Part 1 Web Services
3:12
What is AWS? | Amazon Web Services
3:24
Introduction to HP Web Services | @HPSupport
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Web Service Architecture
The term web service is either(generic) a service offered by an electronic device to another electronic device, communicating with each other via the World Wide Web, or
(specific) a web service implemented in the particular technology or brand, W3C Web Services.