# Quiz for CMSC 250 - Discrete Structures with Plane at Maryland (UMD)

## Quiz Information

 Material Type: Quiz 5 Professor: Plane Class: CMSC 250 - Discrete Structures Subject: Computer Science University: University of Maryland Term: -- Keywords: Provided ThatEither...orSquare BracketsValid ArgumentCombinationsInfinite SetsCalculatorsCmsc 250 QuizInterpretationTotal Number

## Sample Document Text

Name (printed): Student ID #: Section # (or TA's: name and time) CMSC 250 Quiz #5 Wednesday, Feb. 25, 2004 Write all answers legibly in the space provided. The number of points possible for each question is indicated in square brackets - the total number of points on the quiz is 30, and you will have exactly 15 minutes to complete this quiz. You may not use calculators, textbooks or any other aids during this quiz. 1. [10 pnts.] Use an Euler diagram to determine if each of the following represents a valid argument. Make sure to label the parts of the diagram. If the argument is invalid you must have the Euler diagram represent that fact. If the argument is valid, just draw one of the Euler diagrams which show a valid interpretation. Only cats are nice. Some cats are yellow. --- therefore: Some yellow things are nice. Circle One: Valid Invalid Some people are frightened things. All frightened things act strange. --- therefore: All people act strange. Circle One: Valid Invalid ? TURN OVER ...

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