And how??

The content of a 4-bit register is initially 1010. The register is shifted six times to the right, with the serial input (SD) being 011110 What is the content of the register after each shift? Serial in- .p3 Q3 Da ga Serial out D2 D1 Q1 (SI) CE CE CE Shift Clock 3 02 01 00 1 Initial content of register1 Content after first shift Content after second shift Content after third shift Content after fourth shift Content after fifth shift Content after sixth shift 0 0