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Kailasanathan

February 20, 2017

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https://www.youtube.com/watch?v=D0c1RgwKjf8

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Difference between Broadband and LAN

Ø Broadband connection is your ISP service like cable or DSL. Ø Local area connection is related to your ethernet cable and your (LAN) local area network, if you have one. In other words, Local area connection is more a physical connection while broadband is a logical connection .

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UNIT I: EDUCATIONAL TECHNOLOGY INTRODUCTION Educational technology too is a new area like educational philosophy, educational sociology, educational psychology, measurement and evaluation in education. It must be remembered that educational technology provides the basis for the planning and organisation of resources for learning and helps in achieving the teaching objectives. ORIGIN OF EDUCATIONAL TECHNOLOGY In nineteenth century, educational technology existed in the form of educational toys and other learning tactics. But its frequent use started in 1926. In Ohio state university, it was used in the form of as teaching machine by Sidney Presscy. Around 1930-40, Lumsdain and Glaser tried to make education mechanical by presenting some special types of scrambled books, cards and boards. The most important work was carried out during 1950 when...

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