Draw a diagram illustrating the structure of an HTTP request. Provide a detailed explanation for each component within the request, encompassing methods, headers, the endpoint, and the body.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Draw a diagram illustrating the structure of an HTTP request. Provide a detailed explanation for each
component within the request, encompassing methods, headers, the endpoint, and the body.
Transcribed Image Text:Draw a diagram illustrating the structure of an HTTP request. Provide a detailed explanation for each component within the request, encompassing methods, headers, the endpoint, and the body.
Frontend
HTTP - Example
HTTP Request
HTTP Response?
HTTP Response
Headers
Status Code
Body
Backend
10
Headers: Specifies the format of the data being sent (e.g., text/html, application/json), and the size of the response
body in bytes.
Status Code: a three-digit numeric code indicating the outcome of the request such as 200 (OK), 404 (Not Found),
and 500 (Internal Server Error).
Body: Contains the actual data or resource requested by the client.
Common HTTP status code categories
11
⚫ 200: OK
•
• The request was successful, and the server has returned the requested data.
400: Bad Request
• The server cannot process the request due to a client error, such as malformed syntax or invalid
parameters.
• 401: Unauthorized
• The user is not authorized to perform an operation.
• 404: Not Found
•
• The requested resource is unavailable.
500: Internal Server Error
• Unexpected condition was encountered on the server.
• 503: Service Unavailable
• The server can not handle the request, often due to temporary overloading or maintenance.
12
Frontend
HTTP - Example
HTTP Request?
HTTP Response
HTTP Request
Method
Headers
Body
Endpoint
Headers: contains information related to some authentication data, and browser type.
Endpoint: the URL of the API endpoint.
Body: contains data that needs to be sent to the server.
Method: Indicates the HTTP method used (e.g., GET, POST, PUT, DELETE).
Backend
1
2
Transcribed Image Text:Frontend HTTP - Example HTTP Request HTTP Response? HTTP Response Headers Status Code Body Backend 10 Headers: Specifies the format of the data being sent (e.g., text/html, application/json), and the size of the response body in bytes. Status Code: a three-digit numeric code indicating the outcome of the request such as 200 (OK), 404 (Not Found), and 500 (Internal Server Error). Body: Contains the actual data or resource requested by the client. Common HTTP status code categories 11 ⚫ 200: OK • • The request was successful, and the server has returned the requested data. 400: Bad Request • The server cannot process the request due to a client error, such as malformed syntax or invalid parameters. • 401: Unauthorized • The user is not authorized to perform an operation. • 404: Not Found • • The requested resource is unavailable. 500: Internal Server Error • Unexpected condition was encountered on the server. • 503: Service Unavailable • The server can not handle the request, often due to temporary overloading or maintenance. 12 Frontend HTTP - Example HTTP Request? HTTP Response HTTP Request Method Headers Body Endpoint Headers: contains information related to some authentication data, and browser type. Endpoint: the URL of the API endpoint. Body: contains data that needs to be sent to the server. Method: Indicates the HTTP method used (e.g., GET, POST, PUT, DELETE). Backend 1 2
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