2005.semester.1

# 2005.semester.1 - CS202 DISCRETE MATHEMATICS SEMESTER...

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* This is a closed book, closed notes examination. * Write your answers on the examination paper in ink or legible pencil. * If your answer cannot be read or understood , or if your answer is vague or confused, it will be marked wrong. * The numbers in parentheses after each question is the number of points allocated to that question. NAME ( Print Legibly. All Capitals ): PLEDGE ( Write Out In Full And Sign ): CS202 - D ISCRETE M ATHEMATICS S EMESTER E XAMINATION 1 F ALL 2005 Time Limit - Seventy Five Minutes

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Page 1 Department of Computer Science CS 202 University of Virginia Page score 1. By building one or more truth tables, show that the following relation is true: (10) Ø(p Ù q) Ü Øp Ú Øq 2. Write down the power set of the set S = { a, b, c }. (10) 3. Write a predicate using the integer variable x that is true if the value of x is greater than one and less than ten. (10)
Page 2 Department of Computer Science CS 202 University of Virginia Page score 4. For the sets A = {red, green, white, black, blue},

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2005.semester.1 - CS202 DISCRETE MATHEMATICS SEMESTER...

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