ex1_s06 - University of Florida Department of Electrical...

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University of Florida EEL 3701—Spring 2006 Dr. Eric M. Schwartz Department of Electrical & Computer Engineering Tuesday, 23 February 2006 27-Mar-06 10:02 AM Page 1/ 10 Exam 1 , Last Name , First Name Instructions: Turn off all cell phones , beepers and other noise making devices . Show all work on the front of the test papers. Box each answer. If you need more room, make a clearly indicated note on the front of the page, "MORE ON BACK", and use the back. The back of the page will not be graded without an indication on the front. You may not use any notes, HW, labs, other books, or calculators. This exam counts for 22 % of your total grade. Read each question carefully and follow the instructions . You must pledge and sign this page in order for a grade to be assigned. Put your name at the top of this test page and be sure your exam consists of 10 distinct pages. Sign your name and add the date below. For each circuit design, equations must not be used as replacements for circuit elements. For each mixed-logic circuit diagram, label inputs of each gate with the appropriate logic equations. Boolean expression answers must be in lexical order , i.e., /A before A, A before B, & D 3 before D 2 ). Label the inputs and outputs of each circuit with activation-levels. For K-maps, label each grouping with the appropriate equation. The point values for problems may be changed at prof’s discretion. PLEDGE: On my honor as a University of Florida student, I certify that I have neither given nor received any aid on this examination, nor I have seen anyone else do so. SIGN YOUR NAME DATE ( 23 February 2006 ) Page Available Points 2 8 3 9 4 12 5 13 6 9 7 12 8 13 9 12 10 12 TOTAL 100 Regrade comments below: Give page #, problem # and reason for the petition . May the Schwartz be with you! Good luck & Go Gators!!! Please read carefully.
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University of Florida EEL 3701—Spring 2006 Dr. Eric M. Schwartz Department of Electrical & Computer Engineering Tuesday, 23 February 2006 27-Mar-06 10:02 AM Page 2/ 10 Exam 1 , Last Name , First Name [4%] 1. Determine the binary, octal, hexadecimal, and BCD representations of the decimal number 73.42. Only two digits to the right of the point are required. Binary: Octal: Hex: BCD: [2%] 2. What is 73 10 in … (1%) a) 8-bit 2’s complement form? (1%) b) 8-bit signed-magnitude form? [2%] 3. The following two numbers are in 7-bit 2's complement form. What are their decimal equivalents ? (1%) a) 011 1001 (1%) b) 111 1100 1 min 1 min 1 min 1 min 4 min
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University of Florida EEL 3701—Spring 2006 Dr. Eric M. Schwartz Department of Electrical & Computer Engineering Tuesday, 23 February 2006 27-Mar-06 10:02 AM Page 3/ 10 Exam 1 , Last Name , First Name [1%] 4. What is the 8-bit unsigned number E1 16 in decimal and in BCD ?
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ex1_s06 - University of Florida Department of Electrical...

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