Problem Set Answers

Problem Set Answers - John Soto Started: 4/20/10 Ended:...

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Unformatted text preview: John Soto Started: 4/20/10 Ended: Computer Science E-1: Understanding Computers and the Internet Harvard Extension School Fall 2006 Problem Set 1: Hardware 1. 01010100 01010010 01000001 01001110 01010011 01001100 01000001 T 54 R 52 A 41 N 4E S 53 L 4C A 41 01010100 01001001 01001110 01000111 01000010 01001001 01001110 01000001 T 54 I 49 N 4E G 47 B 42 I 49 N 4E A 41 01010010 01011001 01001001 01001110 01010100 01001111 01000001 01010011 R 52 Y 59 I 49 N 4E T 54 O 4F A 41 S 53 01000011 01001001 01001001 01001001 01010011 01010100 01000101 01010010 C 43 I 49 I 49 I 49 S 53 T 54 E 45 R 52 01010010 01001001 01000010 01001100 01011001 01010100 01000101 01000100 R 52 I 49 B 42 L 4C Y 59 T 54 E 45 D 44 01001001 01001111 01010101 01010011, 01001001 01010011 I 49 O 4F U 55 S 53, I 49 S 53 01001110’01010100 01001001 01010100? N 4E’T 54 I 49 T 54? Translating binary into ascii is terribly tedious, isn’t it? 2. 01000011 01000001 01001110 01011001 01001111 01010101 01010011 43 C 41 A 4E N 59 Y 4F O 55 U 53 S 01000001 01011001 "01010000 01000101 01010100 01000101 01010010 41 A 59 Y “50 P 45 E 54 T 45 E 52 R 01010000 01001001 01010000 01000101 01010010 01010000 01001001 01000011 50 P 49 I 50 P 45 E 52 R 50 P 49 I 43 C 01001011 01000101 01000100 01000001 01010000 01000101 01000011 01001011 4B K 45 E 44 D 41 A 50 P 45 E 43 C 4B K 01001111 01000110 01010000 01001001 01000011 01001011 01001100 01000101 4F O 46 F 50 P 49 I 43 C 4B K 4C L 45 E 01000100 01010000 01000101 01010000 01010000 01000101 01010010 44 D 50 P 45 E 50 P 50 P 45 E 52 R 01010011" 01001001 01001110 01000010 01001001 01001110 01000001 53 S 49 I 4E N 42 B 49 I 4E N 41 A 01010010 01011001 01010100 01001000 01010010 01000101 01000101 01010100 52 R 59 Y 54 T 48 H 52 R 45 E 45 E 54 T 01001001 01001101 01000101 01010011, 01000110 01000001 01010011 49 I 4D M 45 E 53 S 46 F 41 A 53 S 01010100? 54 T Can you say Peter Piper picked a peck of pickled peppers in binary THREE TIMES FAST? 3. 01010100 01001000 01000101 01000001 01001110 01010011 01010111 54 T 48 H 45 E 41 A 4E N 53 S 57 W 01000101 01010010 01010011 01010100 01001111 01010100 01001000 01000101 45 E 52 R 53 S 54 T 4F O 54 T 48 H 45 E 01000101 01011000 01010100 01010010 01000001 01000011 01010010 01000101 45 E 58 X 54 T 52 R 41 A 43 C 52 R 45 E 01000100 01001001 01010100 01000001 01010010 01000101 6175230925 44 D 49 I 54 T 41 A 52 R 45 E (01010111 01001000 01001001 01000011 01001000 01001001 01010011 (57 W 48 H 49 I 43 C 48 H 49 I 53 S 01000100 01000001 01010110 01001001 01000100’01010011 01010000 01001000 44 D 41 A 56 V 49 I 44 D 53 S 50 P 48 H 01001111 01001110 01000101 01001110 01010101 01001101 01000010 01000101 4F O 4E N 45 E 4E N 55 U 4D M 42 B 45 E 01010010) 01000001 01001110 01000100 11111111111111111111111111111110....
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Problem Set Answers - John Soto Started: 4/20/10 Ended:...

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