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# monday_written - ECE 190 Midterm Exam 1 Spring 2011 Monday,...

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ECE 190 Midterm Exam 1 Spring 2011 Monday, February 14, 2011 Name: NetID: Be sure your exam booklet has 5 pages. Do not tear the exam booklet apart. Write your name at the top of each page. This is a closed book exam. You may not use a calculator. You are allowed one handwritten 8.5 x 11" sheet of notes. Absolutely no interaction between students is allowed. Be sure to clearly indicate any assumptions that you make. Don’t panic, and good luck! Problem 1 10 points _______________________________ Problem 2 5 points _______________________________ Problem 3 10 points _______________________________ Problem 4 5 points _______________________________ Total 30 points _______________________________

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Page: 2 Name: ___________________________________________ Problem 1 (10 points): Binary representation Part A (2 points): What range of decimal numbers can be represented using 7 bits in each 2’s complement, 1’s complement, and unsigned binary representations? 2’s complement: _____________________ 1’s complement: _____________________ Unsigned binary: _____________________ Part B (2 points): Convert decimal number -64 into signed magnitude, 2’s complement, and 1’s complement binary representations using the minimum number of bits.
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## This note was uploaded on 03/08/2012 for the course ECE 190 taught by Professor Hutchinson during the Spring '08 term at University of Illinois, Urbana Champaign.

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monday_written - ECE 190 Midterm Exam 1 Spring 2011 Monday,...

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