Foundations of Programming: Web Services

Question 1

What exactly is a web service?

Answer 1

In its simplest form, a web service is a framework for a conversation between two computers. These computers are communicating over the Web. A client sends a request over the Internet and a server receives that request, processes it and returns a response. When a browser makes a request for a webpage, it receives HTML and other related content in the response. But when it just asks for data and uses JavaScript or other client-side code to process the response, a web service has been used.

Question 2

FTP

Answer 2

One of the earliest was FTP (File

Question 3

SOAP

Answer 3

Strictly speaking is a message format. An XML based markup language with a very specific set of tags, attributes and supported data types

Question 4

REST

Answer 4

Representational State Transfer is an architectrue, not a specific web service messaging format, and it’s wrapped around the concept of HTTP methods or verbs.

Question 5

URI

Answer 5

Uniform Resource Identifiers

Question 6

JSON

Answer 6

JavaScript Object Notation

Question 7

OData

Answer 7

Is based on REST