A firm trend on other Asian markets following overnight gains in US markets also triggered buying by participants.

The 30-share barometer, which had shed 43.19 points in the previous session, rose by 46.71 points, or 0.16 percent, at 28,466.83 in morning trade.

IT, tech, consumer durables, capital goods , metal and PSU sectors indices were trading in the positive zone with gains up to 3.58 percent. Similarly, the National Stock Exchange index Nifty moved up by 11.65 points, or 0.14 percent, to 8,615.10.

Brokers said rally in Infosys and other IT sector stocks and a firming trend at other Asian markets, influenced sentiments here.

They said, however, caution prevailed ahead of monsoon session of Parliament, which begins today.

Infosys' shares climbed 7.75 percent to Rs 1,079.50 after company today reported close to 5 percent increase in consolidated net profit to Rs 3,030 crore for the quarter ended June 30, 2015.

Wipro also surged 1.96 percent and TCS gained 0.14 percent. However, shares of drug major Sun Pharma slumped 12.01 percent to Rs 833.10 as company expects to take a hit on profit for the fiscal due to the charges related to the ongoing integration with Ranbaxy Laboratories.

Among other Asian markets, Japan's Nikkei was trading 0.58 percent higher, while Hong Kong's Hang Seng up 0.34 percent in morning trade today. US Dow Jones Industrial Average ended 0.08 percent higher in yesterday's trade.