How do the Internet and Internet technology work, and how do they support communication and e-business?

• Define the Internet, describe how it works, and explain how it provides business value.

• Explain how the Domain Name System (DNS) and IP addressing system work.

• List and describe the principal Internet services.

• Define and describe unified communications and explain how it provides value to businesses.

• List and describe alternative ways of locating information on the web.

• Describe how online search technologies are used for marketing.