Discussion
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- Question
When 1100010 is divided by 0101, what is the decimal remainder?
Options- A. 2
- B. 3
- C. 4
- D. 6
- Correct Answer
- 3
- 1. What is one disadvantage of the ripple-carry adder?
Options- A. The interconnections are more complex.
- B. More stages are required to a full adder.
- C. It is slow due to propagation time.
- D. All of the above. Discuss
- 2. The summing outputs of a half- or full-adder are designated by which Greek symbol?
Options- A. omega
- B. theta
- C. lambda
- D. sigma Discuss
- 3. How many inputs must a full-adder have?
Options- A. 2
- B. 3
- C. 4
- D. 5 Discuss
- 4. The binary subtraction 0 ? 0 =
Options- A. difference = 0
borrow = 0 - B. difference = 1
borrow = 0 - C. difference = 1
borrow = 1 - D. difference = 0
borrow = 1
Discuss
- 5. Add the following hex numbers: 011016 + 1001016
Options- A. 1012016
- B. 1002016
- C. 1112016
- D. 0012016 Discuss
- 6. With a 50 kHz clock frequency, six bits can be serially entered into a shift register in ________.
Options- A. 12 µs
- B. 120 µs
- C. 12 ms
- D. 120 ms Discuss
- 7. Ring shift and Johnson counters are:
Options- A. synchronous counters
- B. aynchronous counters
- C. true binary counters
- D. synchronous and true binary counters Discuss
- 8. How is a strobe signal used when serially loading a shift register?
Options- A. to turn the register on and off
- B. to control the number of clocks
- C. to determine which output Qs are used
- D. to determine the FFs that will be used Discuss
- 9. What is a shift register that will accept a parallel input, or a bidirectional serial load and internal shift features, called?
Options- A. tristate
- B. end around
- C. universal
- D. conversion Discuss
- 10. On the fifth clock pulse, a 4-bit Johnson sequence is Q0 = 0, Q1 = 1, Q2 = 1, and Q3 = 1. On the sixth clock pulse, the sequence is ________.
Options- A. Q0 = 1, Q1 = 0, Q2 = 0, Q3 = 0
- B. Q0 = 1, Q1 = 1, Q2 = 1, Q3 = 0
- C. Q0 = 0, Q1 = 0, Q2 = 1, Q3 = 1
- D. Q0 = 0, Q1 = 0, Q2 = 0, Q3 = 1 Discuss
Digital Arithmetic Operations and Circuits problems
Search Results
Correct Answer: It is slow due to propagation time.
Correct Answer: sigma
Correct Answer: 3
Correct Answer: difference = 0
borrow = 0
Correct Answer: 1012016
Correct Answer: 120 µs
Correct Answer: synchronous counters
Correct Answer: to control the number of clocks
Correct Answer: universal
Correct Answer: Q0 = 0, Q1 = 0, Q2 = 1, Q3 = 1
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