a) Consider the 4-bit shift register with parallel load shown below. Complete the table based off of the input values given, assuming Q_30_20_10_0 = 1000 at timestep 0 13 12 II TO Shift Right Shift Lent Load lupet No Change IR IL 3210 MUX 3210 MUX 3210 MUX 3210 MUX SI SO D3 Q3 D2 Q2 DI 01 DO 00 Y3 Y2 YI YO 2 Time si SOILIR 13 12 11 10 Y2 Action step taken 1 0 1 1 0 1 0 1 1 2 1 1 0 1 0 0 1 0 1 0 3 0 1 1 1 1 0 0 1 4 0 1 1 0 1 1 0 0 b) Consider an 8-3 encoder, with input lines 10 - 17. Complete the table below S2 S1 SO Timestep Active input line 1 17 2 14 a) Consider the 4-bit shift register with parallel load shown below. Complete the table based off of the input values given, assuming Q_30_20_10_0 = 1000 at timestep 0 13 12 II TO Shift Right Shift Lent Load lupet No Change IR IL 3210 MUX 3210 MUX 3210 MUX 3210 MUX SI SO D3 Q3 D2 Q2 DI 01 DO 00 Y3 Y2 YI YO 2 Time si SOILIR 13 12 11 10 Y2 Action step taken 1 0 1 1 0 1 0 1 1 2 1 1 0 1 0 0 1 0 1 0 3 0 1 1 1 1 0 0 1 4 0 1 1 0 1 1 0 0 b) Consider an 8-3 encoder, with input lines 10 - 17. Complete the table below S2 S1 SO Timestep Active input line 1 17 2 14