C++ How to Program, 10/e

Answers to Self-Review Exercises

1. D.1 10, 2, 8, 16.

2. D.2 Fewer.

3. D.3 False. Hexadecimal does this.

4. D.4 Hexadecimal.

5. D.5 False. The highest digit in any base is one less than the base.

6. D.6 False. The lowest digit in any base is zero.

7. D.7 1 (the base raised to the zero power).

8. D.8 The base of the number system.

9. D.9 Filled in chart shown below:

   decimal	1000	100	10	1
   hexadecimal	4096	256	16	1
   binary	8	4	2	1
   octal	512	64	8	1

10. D.10 Octal 6530; Hexadecimal D58.

11. D.11 Binary 1111 1010 1100 1110.

12. D.12 Binary 111 011 001 110.

13. D.13 Binary 0 100 111 111 101 100; Octal 47754.

14. D.14 Decimal $2+4+8+32+64=110$.

15. D.15 Decimal $7+1*8+3*64=7+8+192=207$.

16. D.16 Decimal $4+13*16+15*256+14*4096=61396$.

17. D.17 Decimal 177

    to binary:

     256 128 64 32 16 8 ...