Introduction: 21st Century brought a revolution in our life. What we used to dream and see in fiction movies suddenly became real. World has become very small because of information technology. It is global village now. The era of extracting information after surfing through lots of journals and books has become a thing of past . It seems everything is on our fingertips and can be accessed by waving a magic wand. Open your smart phone and google the keywords.
The information is on the screen instantly. Then came google assistant - if you are not fast in typing the keys words - open the mic and speak the key words. The desired information is there. This is - speech recognition- a form of artificial intelligence. Social networking sites give you facial recognition. It is amazing to see that your laptop and smartphone can recognize your friends on social networking sites and asks you to…
