Introduction: Technology has certainly changed the world. In our every day life we can see many changes in technology. Like say for live example yesterday I was searching for a digital camera. I found the latest one is 3MP (Mega pixel) and today I found that they came up with 4MP of digital camera in market. Unbelievable that fast is technology changing. Not only in digital camera, since last many years consumer electronic field have …showed first 75 words of 2845 total…

…showed last 75 words of 2845 total…on April 10th) 5.<Tab/>http://www.studio-systems.com/broadfeatures/MarApri2000/SABC/38.htm (Viewed on April 10th) 6.<Tab/>http://pcmlp.socleg.ox.ac.uk/transition/issue06/india.htm (Viewed on April 11th) 7.<Tab/>http://studio-systems.com/Broadcasting/MayJune2000/india_adopts_dvb.htm (Viewed on April 11th) 8.<Tab/>http://www.indiantelevision.com/ficci/y2k3/ficci42.htm (Viewed on April 13th)