Internet and Web

1. Web

1.1. Hypertext documents

1.1.1. Hyperlinks

1.2. Client-Server Relationship

1.2.1. Client

1.2.1.1. Example of Client Application: Web Browser like Chrome

1.2.1.2. Example: FTP (File Transfer Protocol

1.2.2. Server

1.2.3. Both servers and clients run on operating systems (Windows, OS X, Linux)

1.2.3.1. Directories AKA Folders

1.2.3.1.1. Simple Directory Structure

2. (Documents on the web are called "hypertext" documents.

3. Hypertext Documents contain hyper links--references to other documents

4. The client requests information and expects a response from the server. Without interaction with the server, the client is unable to fulfill its purpose.

5. Internet

5.1. ARPANET

5.1.1. Packet Switching

5.1.2. TCP/IP

5.1.2.1. TCP-Transmission Control Protocol

5.1.2.2. IP-Internet Protocol