Buoyed by strong returns for shares of Cisco and Apple Inc., the Dow Jones Industrial Average is up Monday morning. Shares of Cisco CSCO, +1.79% and Apple Inc. AAPL, +0.91% have contributed to the index’s intraday rally, as the Dow DJIA, +0.49% is trading 102 points, or 0.3%, higher. Cisco’s shares are up $0.59, or 0.9%, while those of Apple Inc. have gained $1.61 (0.9%), combining for a roughly 14-point boost for the Dow. Other components contributing significantly to the gain include Microsoft MSFT, +1.69%, Merck MRK, +0.48%, and Dow Inc. DOW, +0.91%. A $1 move in any one of the 30 components of the Dow equates to a 6.59-point swing.