2.10 - Cookie and Web Cache (Proxy Server) - Part I
"This video describes about User-Server Interaction OR Cookies. To understand Web Caching OR Proxy Server. How its works? Why Web caching is needed (Required)?
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"Cookies, A small text file created by a Web site that is stored in the user's computer either temporarily for that session only or permanently on the hard disk (persistent cookie).
Cookies provide a way for the Web site to recognize you and keep track of your preferences.
Cookie technology has four components:
1. a cookie header line in the HTTP response message
2. a cookie header line in the HTTP request message
3. a cookie file kept on the user’s end system and managed by the user’s browser
4. a back-end database at the Web site
Use of cookies:
authorization
shopping carts
recommendations
user session state (Web e-mail)
Web Cache:
It satisfies HTTP requests on the behalf of an origin Web server.
The Web cache has its own disk storage and keeps copies of recently requested objects in this storage.
A user’s browser can be configured so, user’s HTTP requests are first directed to the Web Cache.
A browser sends all HTTP requests to cache.
GTU - Computer Engineering (CE) - Semester 4 - 2140709 - Computer Networks - Application Layer - Cookie and Web Cache (Proxy Server) - Part I
Computer Networks PPTs are available here: http://www.darshan.ac.in/DIET/CE/GTU-...
This video is recorded by Prof. Maulik Trivedi ([email protected], +91-9998265805) at Computer Engineering Department of Darshan Institute of Engineering & Technology, Rajkot as per GTU Syllabus.
Darshan Institute of Engineering & Technology, Rajkot is a leading institute offering undergraduate, graduate and postgraduate programs in engineering. The Institute is affiliated to the Gujarat Technological University (GTU) and approved by the AICTE, New Delhi.
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