iTech Troubleshooter

What is ISDN?

ISDN, which stands for integrated services digital network, is a system of digitizing phone networks which has been in the works for over a decade. This system allows audio, video, and text data to be transmitted simultaneously across the world using... Read >

Morality and Ethics and Computers

There are many different sides to the discussion on moral and ethical uses of computers. In many situations, the morality of a particular use of a computer is up to the individual to decide. For this reason, absolute laws about ethical computer usage ... Read >

Modems

Modems are used to connect two computers over a phone line. Modem is short for Modulator Demodulator. It's a device that converts data from digital computer signals to analog signals that can be sent over a phone line. This is called modulation. The ana... Read >

Microprocessors

Inside of the mysterious box that perches ominously on your desk is one of the marvels of the modern world. This marvel is also a total enigma to most of the population. This enigma is, of course, the microprocessor. To an average observer a microproce... Read >

Macintosh vs IBM

The IBM and Macintosh computers have been in competition with each other for years, and each of them have their strong points. They both had their own ideas about where they should go in the personal computer market. They also had many developments... Read >

Journalism on the Internet

The common forms of media in today's world each have both advantages and disadvantages. The Internet has been around for an almost equal amount of time as most of them, but only recently has it become a popular way of retrieving information. The I... Read >

ISDN Vs Cable modems

1.0 Introduction The Internet is a network of networks that interconnects computers around the world, supporting both business and residential users. In 1994, a multimedia Internet application known as the World Wide Web became popular. The h... Read >