Junior
What components does the server response consist of?
sobes.tech AI
Answer from AI
The server response consists of three main components:
-
Start (Status) line:
- Contains the HTTP protocol version (e.g.,
HTTP/1.1). - Status code (numeric value, e.g.,
200). - Textual explanation of the status code (e.g.,
OK,Not Found).
Example of an HTTP/1.1 response:
HTTP/1.1 200 OKExample of an HTTP/2 response:
:status 200 - Contains the HTTP protocol version (e.g.,
-
Response headers:
- Consist of pairs "Name: Value".
- Provide meta-information about the response itself or the resource being returned.
- Separated from the start line by an empty line.
Main types of headers:
- General headers: Applicable to both request and response (e.g.,
Date,Connection). - Response headers: Describe server or resource specifics in the response (e.g.,
Server,Set-Cookie,Expires,Cache-Control,Content-Type,Content-Length).
Example headers:
Date: Tue, 11 Jun 2024 10:00:00 GMT Content-Type: application/json Content-Length: 123 Server: Apache/2.4.41 (Unix) -
Response body:
- Contains data sent by the server to the client in response to the request.
- Not always present (e.g., for responses with status code
204 No Content). - Data format is determined by the
Content-Typeheader.
Examples of response body content:
- HTML page
- JSON object
- Image
- Text
- Binary data
{ "id": 1, "name": "Example Item", "status": "active" }