CMPT 371 Chapter Notes -Inter-Process Communication, List Of Http Header Fields, Master Sergeant

• School: Simon Fraser University
• Department: Computing Science
• Course: CMPT 371
• Professor: Jiangchuan Liu

Document Summary

Process: program running within a host interprocess communication : communication between processes within same host (os) Http, stmp: proprietary protocols. Typical network app : client - > server: client. Talks to server first. Requests service from server. Used in web sometimes, or implemented by mail reader: server. Provides requrested service to client. Socket: similar to a door in real life, all msgs come to and from socket, api : application programmer"s interface. 1) choose transport protocol. Objects : consists of html, jpg, java, audio, etc. Http: uses a client/server model. Uses tcp ( mail with tracking) Client initiates connection (creates socket) to server port 80. Http msgs exchanged between client to server. Stateless : maintains no user info. Consists of two types of msgs : request and response. Web and http: nonpersistent http: Post method : sends msg as an upload. Url method : input is part of the url. Each tcp connection sends at most one object and closes.