Storage System in Digital Computer There are secondary storage devices in a computer which constitute a basic part of the digital systems’ peripheral equipment. They can store much larger amounts of Information than can a main memory, but operate at slower speeds. The most common forms of secondary storage are magnetic tape and disk. Other systems include the magnetic bubble memory and the optical disk memory. Magnetic tape was introduced as...

Advertisement in Modern Society   What is advertising? This question is important to business and media personnel who are concerned with whether a particular expense should be charged to the advertising budget. Advertising includes those activities by which visual or oral messages are addressed to the public for the purposes of informing them and influencing them, either to buy merchandise or services or to act or be Inclined favourably toward ideas,...

The Role of International Communication and Post, Telegraph and Telephone   International communication remains an indispensable segment of the communication network in both developed and developing countries. There are innumerable ways and channels of interpersonal communication in all societies, using symbols, languages and other modes of human expression. In the contemporary world, interpersonal communication is sup-ported or made easier by modern media, and various services offered by telecommunications. The largest organised...

Role of Communication Today   Outlines: Man has always communicated. Early man of thousands of years ago had not yet developed language and writing. He was able to express himself, however, through symbols of sounds and gestures. He grunted, screamed, frowned, waved his arms, and even used physical force to make his meaning known to others. Such a form of communication was very limited. It was difficult to transmit the exact...