Digital Electronics - Shift Registers

Exercise : Shift Registers - General Questions
11.
A modulus-12 ring counter requires a minimum of ________.
10 flip-flops
12 flip-flops
6 flip-flops
2 flip-flops
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
Stepper motors have become popular in digital automation systems because ________.
of their low cost
they are driven by sequential digital signals
they can be used to provide repetitive mechanical movement
they are driven by sequential digital signals and can be used to provide repetitive mechanical movement
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
The group of bits 11001 is serially shifted (right-most bit first) into a 5-bit parallel output shift register with an initial state 01110. After three clock pulses, the register contains ________.
01110
00001
00101
00110
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
Assume that a 4-bit serial in/serial out shift register is initially clear. We wish to store the nibble 1100. What will be the 4-bit pattern after the second clock pulse? (Right-most bit first.)
1100
0011
0000
1111
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
A serial in/parallel out, 4-bit shift register initially contains all 1s. The data nibble 0111 is waiting to enter. After four clock pulses, the register contains ________.
0000
1111
0111
1000
Answer: Option
Explanation:
No answer description is available. Let's discuss.