EECS 1520 Chapter Notes - Chapter 16: Instant Messaging, Proprietary Protocol, Hard Disk Drive

• School: York University
• Department: Electrical Engineering and Computer Science
• Course: EECS 1520
• Professor: Avi Cohen

Document Summary

The web: an infrastructure of distributed information combined with software that uses network as a vehicle to exchange that information. Web page: a document that contains or references various kinds of data, such as text, images, graphics, and programs. Links: a (cid:272)o(cid:374)(cid:374)e(cid:272)tio(cid:374) (cid:271)et(cid:449)ee(cid:374) o(cid:374)e (cid:449)e(cid:271) page a(cid:374)d a(cid:374)other that (cid:272)a(cid:374) (cid:271)e used (cid:862)(cid:373)o(cid:448)e arou(cid:374)d(cid:863) as desired. Website: a collection of related web pages. The internet makes the communication possible, but the web makes that communication easy, more productive, and more enjoyable. Search engine: a website that helps you find other websites. You enter keywords and the search engine produces a list if links to potentially useful sites. Instant messaging (im): an application that allows people to send and receive messages in real time. Both sender and receiver must have an im running. Most im application use a proprietary protocol that dictates the precise format and structure of the messages that are sent across the network to the receiver.