Problem Set 2: Numeral Systems
Assigned: Friday January 25, 2008
Due: Thursday January 31, 2008
Points: 7
This is a two-part assignment. The first part is a set
of exercises dealing with numeral systems. The second
is a set of readings relating to intellectual property.
You should use the TextEditor.jar application to create
a text file with your solutions to the problems. Please
submit your solutions in the usual way through webct.
Numeral Systems
- (.5 points) Convert 343 (base 5) to base 10.
- (.5 points) Convert 343 (base 10) to base 5.
- (.5 points) Convert 343 (base 8) to base 3.
- (.5 points) Convert -82 (base 9) to base 13.
- (1 points) Convert the signed numeral -82 (base 16) to a two's
complement 8-digit base 4 numeral. (NB: In this case, we are using
ordinary mathematical notation with a leading minus sign, to
denote a negative number, i.e., the quantity 0082 (base 16),
negated.)
- (.5 points) What is the base 10 sum of the following unsigned
numerals: 45 (base 6) + AB (base 12)?
- (.5 points) What is the base 10 sum of the following signed
(two's complement) numerals: 45 (base 8) + AB (base 16)?
- (.5 points) What is the binary sum of the following two's
complement binary numerals: 10001011 + 00010001?
Intellectual Property
- (2.5 points) Set aside an hour to view
Lawrence Lessig's
lecture on intellectual property. This is a large (8.4MB) Flash
file so it may take a while to download it. Be prepared to discuss
it in class.
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