homework_1_ece15a_2011

# homework_1_ece15a_2011 - Homework#1 due January 19 at noon...

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Homework #1 January 4, 2011 1 Homework #1 due January 19 at noon ECE 15a Winter 2011 1. Do the following conversion problems: (5p) (a) Convert decimal 35.4377 to binary. Assume the fractional part of the number can use only 8 bits. (5p) (b) Calculate the binary equivalent of 1/3 out to 8 places. Then convert from binary to decimal. How close is the result to 1/3? 2. A computer has a word length of 8 bits, including sign. Obtain 1’s and 2’s complement of the following binary numbers: (2p) (a) 11101010 (2p) (b) 01111110 (2p) (c) 00000001 (2p) (d) 10000000 (2p) (e) 00000000 3. A computer has a word length of 8 bits, including sign. (5p) If 2’s complement is used to represent negative numbers, what range of integers can be stored in the computer? (5p) If 1’s complement is used to represent negative numbers, what range of integers can be stored in the computer? Express you answer in decimal. 4. A computer has a word length of 8 bits including sign. A= 10111001, B = 01101111 are

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homework_1_ece15a_2011 - Homework#1 due January 19 at noon...

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