The technology-laced Nasdaq Composite Index .IXIC rose 39.39 points , or 2.2 percent , to 1,826.33 , after losing more than 2 percent on Tuesday .
The blue-chip Dow Jones industrial average .DJI jumped 194.14 points , or 2.09 percent , to 9,469.20 after sinking more than 1 percent the day earlier .