why use http code example

Example 1: what is http request made of

1-Http request methods : PUT, POST, DELETE,GET
2-Base URI
3-Resources and Parameters
4-Request Header(which carries metaData)as keyValue pair
5-Request Body

Example 2: what are http methods

Get : enables you to retrieve data from server
Post: enables you to add data to an existing 
     file or resource in a server
Put: lets you replace an existing file or resource
     in a server
Delete: lets you delete data from server
Patch:For partial update