July 28 (Reuters) - The Nasdaq rose on Wednesday as record quarterly earnings from Google-parent Alphabet helped heavyweight technology stocks steady after their worst sell-off in more than two months in the previous session. The Dow Jones Industrial Average rose 51.4 points, or 0.15%, at the open to 35,109.95. The S&P 500 rose 1.5 points, or 0.03%, at the open to 4,402.95, while the Nasdaq Composite rose 55.1 points, or 0.38%, to 14,715.664 at the opening bell. (Reporting by Sagarika Jaisinghani in Bengaluru; Editing by Aditya Soni) Our Standards: The Thomson Reuters Trust Principles.