Computers - Essay 5

he Internet is like a network of networks where any computer can link up to information stored within it. It is accessed by a telecommunications line and a modulator-demodulator (MODEM). It is brought to your computer screen by converting analogue telephone signals into digital computer signals. There are many advantages and disadvantages on the Internet.

The main advantage of the Internet is that communication is made very easy. Two people on opposite sides of the world may communicate with each other via such things as videoconferences. This would save money on flights to other countries just to have a meeting when they can each communicate from their own office.

The Internet is a very good place to advertise companies. Businesses can build their own websites and buy their own memorable .com domains. This can be where they explain their company and the services they offer. Some can even offer home delivery directly from the Internet with things such as home shopping. This makes life very easy for disabled people or people with busy lives who have no time to go shopping.

Other services the Internet has to offer are things such as Online Banking. This is often quicker and easier for people so that they can carry out things.
he Internet was created to establish a decentralized network among U.S. government defense agencies and strategic command posts. The purpose of the Internet was to create a network infrastructure that would survive even if a large portion of the network were destroyed, specifically in the event of a nuclear war. It was conceived by the Advanced Research Projects Agency (ARPA) of the U.S. government in 1969 and was originally referred to as the ARPAnet. Over the years the ARPAnet expanded to include those affiliated with defense work such as academicians, researchers, and major defense con