IT exporters gain; stronger dollar to aid margins

Reuters Market Eye - Software exporters gain on hopes weakness in currencies against U.S. dollar would aid margins from overseas.

Tata Consultancy Services gains 1.9 percent, Infosys up 1.7 percent.

Wipro surges 2.4 percent while HCL Technologies advances 2 percent.

The dollar index climbed to a four-year high against a basket of currencies.

(Reporting by Abhishek Vishnoi)