Textbook Notes (363,534)
York University (12,360)
ITEC 1000 (14)
Chapter

# Itec1000 Assign1Solutions

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School
York University
Department
Information Technology
Course
ITEC 1000
Professor
Peter Khaiter
Semester
Winter

Description
AP/ITEC1000 Sections A and B "Introduction to Information Technologies" Fall 2011 Assignment #1 Answers and Solutions 1.a 480510 10010110001012because 4805 / 2 = 2402 remainder 1 2402 / 2 = 1201 remainder 0 1201 / 2 = 600 remainder 1 300 / 2 = 150 remainder 0 150 / 2 = 75 remainder 0 75 / 2 = 37 remainder 1 37 / 2 = 18 remainder 1 18 / 2 = 9 remainder 0 9 / 2 = 4 remainder 1 4 / 2 = 2 remainder 0 2 / 2 = 1 remainder 0 1 / 2 = 0 remainder 1 1.b 371.710= 101110011.12 because 371 / 2 = 185 remainder 1And 0.75 185 / 2 = 92 remainder 1 x 2 92 / 2 = 46 remainder 0 1.50 46 / 2 = 23 remainder 0 x 2 23 / 2 = 11 remainder 1 -------- 11 / 2 = 5 remainder 1 1.00 5/ 2 = 2 remainder 1 2 / 2 = 1 remainder 0 1 / 2 = 0 remainder 1 1.c 0.63827 =10.10100... bec2use 0.63827 x 2 1.27654 x 2 0.55308 x 2 1.10616 x 2 0.21232 x 2 0.42464 6 5 2 1 2.a 1100110 =22 + 2 + 2 +2 = 64 + 32 + 4 + 2 = 102 10 2.b 11011.111 = 27.875 because 2 10 11011 2 2 + 2 + 2 +2 = 27 10 And 0.111 2 2 + 2 + 2 = 0.875 10 -1 -3 -5 2.c 0.10101 =2= 2 + 2 + 2 = 0.5 + 0.125 + 0.03125 = 0.65625 10 3.a F7E9 =16111011111101001 because2 F16 = 1111 2 716 0111 2 E16 1110 2 9 161001 2 3.b 9A.DC = 11611010.11011100 because 2 916= 1001 2 A 161010 2 D = 1101 16 2 C 161100 2 3.c 0.B28 =16.101100101000 becau2e B16 = 1011 2 216 0010 2 8 = 1000 16 2 4.a 11010011101 = 62D 16 because 1101 2 D 16 1001 2 9 16 0110 = 6 2 16 4.b 11110.11101 = 02011110.11101000 = 1E.E8 16because 0001 2 1 16 1110 2 E 16 1110 2 E 16
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