information technology essay

Topics: Fifth generation computer, ENIAC, Communication Pages: 3 (1155 words) Published: November 21, 2013
 Communications Technology Essay (1060 words)

Communications is defined as the process of sending and receiving information from one person to another. Communications Technology is all the systems we use when we communicate, this technology helps us to communicate without the need to be face – to – face with each other. This includes telephone, radio, television, computers and mobile phones. Mobile phones and telephones can be defined as the process when two people are making a conversation over a phone away from each other, this method has become very popular nowadays, for example the new iPhone. Computers help us to communicate online, we use internet to socialise with our friends. Television is able to broadcast different programs and shows that we can watch. Radio keeps us up to date with everything happening around us, we can hear news through radio. My chosen topic of communications technology is computers. Computer is a device which is able to store, retrieve, process and change data and it is also widely used to go online. For a computer to work properly it needs hardware, software and input. A computer hardware includes all the physical features your computer has, in the inside or the outside of a computer. A software is anything that you install on your computer, it can be your internet explorer or your operating system. A computer cannot work on its own, this is when we provide data on the computer, this creates input, and then the computer provides us with output. There are five generations of computers, these have changed dramatically over time because of new technology invented. First generation computers were founded in 1940 and ended in 1956. These computers used vacuum tubes to run. They could fill the whole room and needed a lot of electricity, this created problems as these computers would heat up very easily. An example is ENIAC computer founded by John Presper Eckert and John W. Mauchly. Second generation...
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