Quantum Computing Fundamentals

Appendix

Answers to Test Your Skills Questions

Chapter 1

1. c. Ring

2. a. [639]

3. b. 10

4. d. 5

5. a. 11

6. b. 17

7. a. 4.12

8. d. [15251530]

9. a. Yes

10. [100010001]

Chapter 2

1. 5 + 5i

2. 4 + 12i

3. −10 + 2i

4. 5/2 − i/2, or in decimal form 2.5 − 0.5i

5. = 5, or in decimal form 2.2361

6. a

7. −1. All Pauli matrices have a determinant of −1.

8. There is no difference.

9. c

10. All Pauli matrices have the eigenvalues +1 and −1.

Chapter 3

1. d. It is both a particle and a wave.

2. a. Particles have specific energy states rather than a continuum of states.

3. b. No two fermions can occupy the same state within a quantum system at the same time.

4. d. There can be up to six electrons, in pairs, and each pair has an opposite spin.

5. a. A ...