Shift Registers Questions and Answers
Practice ModeShowing 10 of 69 questions
Q31
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 ________.
Answer: Option B
Q32
The group of bits 10110111 is serially shifted (right-most bit first) into an 8-bit parallel output shift register with an initial state 11110000. After two clock pulses, the register contains ________.
Answer: Option D
Q33
By adding recirculating lines to a 4-bit parallel-in, serial-out shift register, it becomes a ________, ________, and ________-out register.
Answer: Option A
Q34
What type of register would have a complete binary number shifted in one bit at a time and have all the stored bits shifted out one at a time?
Answer: Option C
Q35
When an 8-bit serial in/serial out shift register is used for a 20 s time delay, the clock frequency is ________.
Answer: Option C
Q36
Ring shift and Johnson counters are:
Answer: Option A
Q37
What is the difference between a shift-right register and a shift-left register?
Answer: Option B
Q38
What is a transceiver circuit?
Answer: Option C
Q39
74HC195 4-bit parallel access shift register can be used for ________.
Answer: Option D
Q40
Which type of device may be used to interface a parallel data format with external equipment's serial format?
Answer: Option B