The Sensex at the Bombay Stock Exchange surged 316 points, or 1.9 percent, to close above the 17,000 mark, at 17,255, today, after the Reserve Bank hinted at a pause in monetary tightening.The Nifty at the National Stock Exchange jumped 93 points, or 1.8 percent, to 5,192.Stock markets in Japan, China, Hong Kong, Singapore, and South Korea ended mixed.