Contents Chapter 1 Introduction to Information Technology Chapter 2 System Unit Chapter 3 Input Devices Chapter 4 Output Devices Chapter 5 Secondary Storage Chapter 6 System Software Chapter 7 Application Software Chapter munication System Chapter work Chapter 10 Chapter 11 merce and Security Chapter 12 Professional Certification and Careers in Information Systems Chapter 10 Objective After reading this chapter, you should be able to: Master , Web, TCP/IP, E-mail, FTP, and terms. Know how to access the . Know how to send E-mail. Explain IP address, DNS, Search Engines. Describe Some of Web utilities.
The is a work of puters, enabling users to share information along multiple channels. The movement of information in the is achieved via a system of works that share data by packet switching using the standardized Protocol Suite (TCP/IP).
A majority of widely accessible information on the consists of inter-linked hypertext documents and other resources of the World Wide Web (WWW). Computer users typically manage sent and received information with web browsers; other software for users' interface works includes specialized programs for electronic mail, online chat, file transfer and file sharing.
E-mail Electronic mail (often abbreviated as e-mail or email.) is any method of creating, transmitting, or storing primarily text-based munications with munications systems. e-mail messages consist of two major sections: Header. Structured into fields such as summary, sender, receiver, and other information about the e-mail. Body. The message itself as unstructured text; sometimes containing a signature block at the end. E-mail