Chapter 1, Problem 1.1RQ

Explanation of Solution

Historic development of internet:

Internet is nothing, but the global computer network of networks named as ARPANET (Advanced Research Projects Agency Network) which came into existence in market in 1969.

• It is used to connect all the LANs (Local Area Network) in which PCs (Personal Computer) were networked using Ethernet networking technology.
• Internet was widely used when World Wide Web (WWW) became easily accessible in 1993 for which a computer software application called Web browser was used to browse websites.
• In the initial stage of development of internet, ARPANET used NCP (Network control protocol) for the transmission of data.
• In 1983, ARPANET changed its networking protocols from NCP to more powerful and flexible transport layer protocol named TCP/IP (Transmission Control Protocol/Internet Protocol).
• Today ARPANET can be called as the predecessor to modern internet.

Historic development of smartphone:

• Alexander Graham Bell first invented telephone in 1878 which evolved as cell phone in 1980s by Motorola which were very expensive and not that user friendly and became the reason for developing the Smartphone’s.
• The intention behind mobile phone or cell phone development was for commercial use in 1970s which went through lot of infrastructural development and evolved into Smartphone.
• First time the Smartphone was brought into market in 1993 by IBM and BellSouth.
• In 2007 Apple introduced iPhone. Then, Smartphone emerged as android-based Smartphone in 2008 after Google created android operating system.
• Now-a-days, Smartphone deals with many things as GPS capability, document editing, internet access, and many more.