Computer security and Network Security is the means by which business and governments are protecting against computer intrusions and attack to prevent loss of data‚ information and provided services. Everything is now on computers‚ peoples whole lives are documented on computers. Big business and the government rely on technologies that use computers‚ whether it is used for storage‚ a medium between the customers and themselves or actual work. With all this information and data being stored‚ transferred
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MEDIA ECONOMICS Theory • Set of guiding principles • Explains behavior • Help us understand why things happen • Predicts behavior • Help us anticipate future actions‚ events • Two theories to understand media economics • Classic economic theory • Media Economics • Critical/cultural theory • Political economy Media Economics • Media Economics o Focus on economic forces o How they shape media institutions o Production
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connections between computers and then early research into packet switching. In 1982 the Internet Protocol Suite was standardized and the concept of a world-wide network of fully interconnected TCP/IP networks called the Internet was introduced. The ARPANET was decommissioned in 1990. Commercial internet service providers began to emerge in the late 1980s and 1990s and the Internet was commercialized in 1995‚ removing the last restrictions on the use of the Internet to carry commercial traffic.
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government weapon in the Cold War. For years‚ scientist and researchers used it to talk and share data with one another. Today‚ we seem to use the internet for almost everything we do like pay bills‚ shop‚ and even find love. In 1962 we had the birth of ARPAnet scientist and military experts were especially concerned about what could happen if a Soviet attack on the nation’s telephone system might happen . In 1970‚ a computer scientist Vinton Cerf had begun developing a way for all of the computers on all
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Britain in the 1960s 1960s The 1960s decade refers to the years from the beginning of 1960 to the end of 1969. It is known as the Swinging Sixties and is associated with the birth of British pop music and fashion. Events 1961 - First man in space 1966 - England won the football World cup 1969 - First humans to walk on the Moon Population 1960 Population of Britain was about 53 million 1960 World’s population was just over 3 billion. Homes and households Most houses now had a refrigerator
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Communication Technology Above All Ernie Varhola Technological changes in communications have had the greatest impact to life in our country. Communication technologies have been made affordable and available virtually to everyone. They provide people the ability to communicate and access knowledge in many different ways. Encyclopedia Britannica defines technology as “the application of scientific knowledge to the practical aims of human life or‚ as it is sometimes phrased‚ to the change and
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justifies the age old saying that necessity is the mother of all inventions. The need to share information in a so called ‘global network’ and man’s desire to communicate from long distances called for the birth of the World Wide Web (formerly known as ARPANET). With the advent of the internet‚ many of the mundane tasks and businesses that people conducted were made feasible. Things like buying and selling various products can now be done online. The consumer no longer needs to moves from his location.
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from any other computer (and sometimes talk directly to users at other computers). 2) When & by who was it started? It was conceived by the Advanced Research Projects Agency (ARPA) of the U.S. government in 1969 and was first known as the Arpanet. 3) What was its purpose? The original aim was to create a network that would allow users of a research computer at one university to be able to "talk to" research computers at other universities. A side benefit of Arpanet’s design was that‚ because
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if they have permission‚ get information from any other computer (and sometimes talk directly to users at other computers). It was conceived by the Advanced Research Projects Agency (ARPA) of the U.S. government in 1969 and was first known as the ARPANet. The original aim was to create a network that would allow users of a research computer at one university to be able to "talk to" research computers at other universities. A side benefit of ARPANet’s design was that‚ because messages could be routed
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The internet technology has become one of the most important forms of technology there is. It has come a long way from a research project funded by the American Department of Defense called ARPAnet‚ designed as a back-up system that could withstand a nuclear attack: if a bomb fell on part of it‚ the rest should keep working. One could never imagine a world without the internet‚ where information is just within your fingers. You can find anything from phone numbers to the scientific name of the zebra
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