HISTORY AND APPLICATIONS OF COMPUTERS || INTRODUCTION When more than one thing is needed to work together before an action can take place‚ we say we have a system. The computer needs several things before it can be used to solve problems. Therefore‚ we say the computer is a system. We may have systems around us even in our body. How we eat or what happens to the food we eat is a system. This is called the Digestive System. We need mouth‚ tongue‚ teeth and stomach for us to make good
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Computer Technician I Believe a Computer Technician is a good career for me because I have been around computers for many years now and enjoy them. I began to learn the basics of computers from my father when I was about 9 years old. Since then I have pretty much taught myself and took off in the computer field. I now have 7 networked computers " linked together "‚ help run an internet provider and build web pages. About a year ago my Uncle changed jobs and now he is a Computer Technician
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ever before in history. The result of all these ingenious‚ innovative inventions has been a total revolution in the way people live their lives. After examining the multitude of invention descriptions on the four websites and considering from other sources‚ I have concluded that the telephone‚ printing press‚ automobile‚ airplane and the computer have contributed most to economic growth. First and foremost‚ the invention of the telephone is ranked number one among my five choices. From my
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As time progresses‚ computers continue to contribute to the advancement of humanity. They influence it in a way that benefits and connects today’s society. Computer Science ensures what we have and use now can only get better. It is the fuel that keeps me involved passionately with computers. My goal is to simplify‚ and advance the computer. I plan to have a career as a Software Developer. I have many opportunities with a CS degree. I would like to start my own game development studio. My interest
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Applications of computers in various fields Computers have their application or utility everywhere. We find their applications in almost every sphere of life–particularly in fields where computations are required to be done at a very fast speed and where data is so complicated that the human brain finds it difficult to cope up with. As you must be aware‚ computer now-a-days are being used almost in every department to do the work at a greater speed and accuracy. They can keep the record of all
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NETWORK Computer Network also called Network is a group of computers and other devices connected to each other to share resources electronically. Networks can be as small as two computers or many thousand computers that are connected to one another. These computers are usually connected to one another through wires‚ satellite‚ and modems. Each device connected to the network is called a “node”‚ and the computer that is connected to the network is called a workstation. There are several ways
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HISTORY OF COMPUTER Abacus - The First man-made computing device. - It can perform addition and subtraction - invented in China Pascal’s calculating machine/Pascaline - The first mechanical calculator - Invented by Blaise Pascal - Can perform addition & subtraction Leibnitz calculator - First general-purpose calculating machine - Extended version of Pascal Calculating machine - Can perform multiplication and Division - Invented by Gottfried Leibnitz Automatic
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Computer Networks NETWORKING CONCEPTS Network A network is basically an interconnection of various points to make a connected system e.g Road‚ Telephone‚ Social Data Network A computer network therefore refers to an interconnection of computers and other peripherals by use of a communication link Peer to Peer Networks In a peer-to-peer network‚ all computers are considered equal; they all have the same abilities to use the resources available on the network. Peer-to-peer networks are designed
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of malware. They spread over computer networks by finding operating system vulnerabilities. Worms typically cause harm to their host networks by consuming bandwidth and shorting out web servers. Generally‚ the intent of the worm is to be malicious. There are some worms however‚ which do not have malicious intent. They are referred to as anti-worms. Computer worms are classified as a type of computer virus‚ but there are several characteristics that distinguish computer worms from regular viruses
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to "Essay for Advantages Disadvantages of Computer..." how to write an advantages and disadvantages essay? 1. Choose a topic you can write easily. For example‚ writing an advantage and disadvantage essay about wearing a bike helmet‚ shopping the day after Thanksgiving‚ or renting movies http://www.ehow.com/how_2103639_write-advantages-d... how to compare the advantages & disadvantages of computers? 1. Look at the processing power of the computers. This number is expressed in GHz‚ or gigahertz
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