Appendix A
Answers to Practice Questions
Chapter 2
1. C. ¢
2. D. Unicode contains all ASCII characters.
3. D. 1111
4. B. 32
5. B. 3D
6. C. FA
7. C. #0000FF
8. B. 128
9. D. 10 decimal is smaller than 10 hex.
10. B. 326GB (binary)
11. C. Unicode is used for ASCII and non-ASCII characters.
12. D. Use Character Map.
13. B. ASCII character set
14. A. Use hexadecimal values for red, green, and blue.
15. A. #FFFFFF
16. C. They are 128 bits long, with eight groups of 16 bits each.
17. A. Base 10 uses decimal values (0–9).
18. D. 101
19. B. 128
20. D. ±
Chapter 3
1. A. Floats
2. C. It has at least one decimal point.
3. C. The result is a positive number.
4. A. AND
5. B. IF x=0 AND y<0, then x>y
6. B. It can represent a variable.
7. A. wide world o ...
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