March 2022
Intermediate to advanced
400 pages
10h 10m
English
Across the web, users make extensive use of sites that perform specific tasks. People book their travel, for example, at Travelocity, buy books at Amazon, perform online banking at Bank of America, and order pizza at Domino’s. These sites offer services to the user, but the sites are webpages, not web services. A web service is program code that resides on the web and performs a specific task that other programs, not people, use. Examples of tasks that a web service might perform include the following:
Return the weather conditions for a specific zip code
Return real-time traffic conditions for a road or highway
Return a stock price for a specific company
Return driving directions to a specific location
Return ...
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