| Data Location |
Appended to URL query string (?q=neet&page=1). |
Packaged securely in HTTP request body. |
| Data Visibility |
Visible in address bar and server access logs. |
Completely hidden from URL bar. |
| Payload Size |
Limited (approx. 2048 characters depending on browser). |
No protocol limit; supports large uploads (MBs/GBs). |
| Idempotency |
Idempotent: Safe to re-fetch and cache. |
Non-idempotent: Resubmission may trigger duplicate actions. |
| Best Used For |
Search filters, public pagination, catalog queries. |
Login, password changes, payments, exam submissions. |