Shift Registers » Exercise - 150. What is the function of a buffer circuit? (a) to provide an output that is inverted from that on the input (b) to provide an output that is equal to its input (c) to clean up the input (d) to clean up the output
Shift Registers » Exercise - 168. How can parallel data be taken out of a shift register simultaneously? (a) Use the Q output of the first FF. (b) Use the Q output of the last FF. (c) Tie all of the Q outputs together. (d) Use the Q output of each FF.
Shift Registers » Exercise - 157. What are the three output conditions of a three-state buffer? (a) HIGH, LOW, float (b) 1, 0, float (c) both of the above (d) neither of the above
Shift Registers » Exercise - 118. In a parallel in/parallel out shift register, D0 = 1, D1 = 1, D2 = 1, and D3 = 0. After three clock pulses, the data outputs are ________. (a) 1110 (b) 0001 (c) 1100 (d) 1000