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by: Kara Miciek

48

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3

# CSE HW #3 guide CSE 101

Kara Miciek
MSU
GPA 3.68

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This is a guide to Homework #3 for CSE 101. These were the problems from Fall 2015. Not guaranteed correct answers!
COURSE
Computing Concepts/Competencies
PROF.
Kevin Ohl
TYPE
Class Notes
PAGES
3
WORDS
CONCEPTS
CSE 101
KARMA
25 ?

## Popular in Computer Science and Engineering

This 3 page Class Notes was uploaded by Kara Miciek on Tuesday January 12, 2016. The Class Notes belongs to CSE 101 at Michigan State University taught by Kevin Ohl in Fall 2016. Since its upload, it has received 48 views. For similar materials see Computing Concepts/Competencies in Computer Science and Engineering at Michigan State University.

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Date Created: 01/12/16
2. a. Minimum number of switches = 8 (work) 160/2 = 80 R0 80/2= 40 R 0 40/2 = 20 R 0 20/2 = 10 R 0 10/2 = 5 R 0 5/2 = 2 R 1 2/2 = 1 R 0 1/2 = 0 R 1 Lowest score with 8 switches = 0 Highest possible score recorded if allowed to exceed 160 points = 255 Score 92 = DOWN/UP/DOWN/DOWN/DOWN/UP/UP (Work) 92/2 = 46 R0 46/2 = 23 R 0 23/ 2= 11 r 1 11/2= 5 R 1 5/2 = 2 R 1 2/2 = 1 R 0 1/2 = 0 R 1 b. Minimum within range = 5 (Work) 27/2 = 13 R 1 13/ 2 = 6 R 1 6/2 = 3 R 0 3/ 2 = 1 R 1 1/2 = 0 R 1 Lowest score = -31 Highest = 31 Binary -35 = DOWN in leftmost switch to determine the negative/ DOWN/ UP/ UP/ UP / DOWN/ DOWN (Work) 35/ 2 = 17 R 1 17/2 = 8 R 1 8 /2 = 4 R 0 4/2 = 2 R 0 2/2 = 1 R 0 1/2 = 0 R 1 c. For 11 switches = 2048 3. a. -84 (Work) 1001010100 b. 554 1000101010 c. -11.3125 (Work) 1 01011.010100 2^3 + 2^1 + 2^0 + 2^-2 + 2^-4 6. a. DOWN/DOWN/DOWN/DOWN/UP/UP/UP/DOWN/DOWN/UP 1 28/2 = 14 R 0 14/2 = 7 R 0 7/ 2 = 3 R 1 3/ 2 = 1 R 1 1/2 = 0 R 1 .375 * 2 = 0.75 .75 * 2 = 1.50 .50 * 2 = 1.00 111100.0110 b. DOWN/DOWN/DOWN/DOWN/DOWN/UP/DOWN/DOWN/UP/UP/DOWN 46/2 = 23 R 0 23/2 = 11 R 1 11/2 = 5 R 1 5/2 = 2 R 1 2/2 = 1 R 1 1/2 = 0 R 1 .78125 * 2 = 1.5625 .5625 * 2 = 1.125 .125 * 2 = 0.25 .25 * 2 = 0.5 .5 * 2 = 1.00 111110.11001 C. DOWN/DOWN/UP/DOWN/DOWN/UP/DOWN/DOWN/DOWN/DOWN 13/2 = 6 R 1 6/2 = 3 R 0 3/2 = 1 R 1 1/2 = 0 R 1 .46875 *2 = 0.9375 .9375 * 2 = 1.875 .875*2= 1.75 .75*2= 1.50 .5*2= 1.00 1101 1 .01111 d. DOWN/DOWN/DOWN/UP/DOWN/UP/DOWN/DOWN/UP/DOWN/UP/DOWN 58/2 = 29 R 0 29/2 = 14 R 1 14/2 = 7 R 0 7/2 = 3 R 1 3/2 = 1 R 1 1/2 = 0 R 1 .65625*2 = 1.3125 .3125*2 = 0.625 .625*2 =1.25 .25* 2 = 0.5 .5*2= 1.00 111010 1.10101 7. 710.71 gigabytes -5 35 kilobytes = 3.5 x 10 gigabytes * (405 emails) * 50,138 students = 710.70615 gigabytes of data 35/(10^6)= .000035 gigabytes

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