Systems Architecture
7th Edition
ISBN: 9781305080195
Author: Stephen D. Burd
Publisher: Cengage Learning
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A sender sends binary data 101011111001110. The checksum has eight bits length, what is the checksum that should be sent?
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- Given the codeword=01110101111101010, find if it has an error bit or none. If it has an error bit, indicate the bit position. Data message has 12 bits.arrow_forwardFor the following message encoded in 8-bit extended ASCII. What does it say? 01010111 01101000 01100101 01110010 01100101 00100000 01100001 01110010 01100101 00100000 01111001 01101111 01110101 00111111arrow_forwarddont post existing answerarrow_forward
- Character P is encoded as 1010000 in a computer. Usually, a parity bit will be sent together with a character. What is the odd parity bit for character P?arrow_forwardIn an 8-bit binary number, which is the most significant bit (MSB)? What is the decimal representation of each of the following unsigned binary integers? 00110101 b. 10010110 c. 11001100 What is the sum of each pair of binary integers? 10101111 + 11011011 10010111 + 11111111 01110101 + 10101100 Calculate binary 00001101 minus 00000111. How many bits are used by each of the following data types? word doubleword quadword double quadword What is the minimum number of binary bits needed to represent each of the following unsigned decimal integers? 4095 65534 42319 What is the hexadecimal representation of each of the following binary numbers? 0011 0101 1101 1010 1100 1110 1010 0011 1111 1110 1101 1011 What is the binary representation of the following hexadecimal numbers? 0126F9D4 6ACDFA95 F69BDC2A Whatistheunsigneddecimalrepresentationofeachofthefollowinghexadecimalintegers? 3A 1BF 1001…arrow_forwardIn the steps of “Append the padding bits” in SHA-512 system (shown in Figure 1), the message is padded so that its length is congruent to 896 mod 1024 or (length ≅ 896 mod 1024). State the value of the following padding field is the message length is: a) 1919 b) 1920 c) 2942arrow_forward
- Assume that the following block of 16 bits is to be sent using a checksum of 8 bits. What is the pattern (codeword) sent? The block 0f 16 bits is 10101001 00111001.arrow_forwardAn 8-bit byte with binary value 10101111 is to be encoded using an even-parity Hamming code. What is the binary value after encoding? ANS: The encoded value is 101001001111 Why is this answer longer from binary value? Please solve this question with details. Please explain why you use that method.arrow_forwardThe 7 - bit hamming code is used to send 4 bits of information and 3 bits of check digits for single digit error correction. How many incorrect/invalid hamming codes of this type are there? 112 49 infinitely many 16 128 7arrow_forward
- How many Hamming Code Bits are needed for a 64 bit number? for a 128 bit number? What is the Hamming Distance for the following 256 bit numbers? FEDCBA98765432100123456789ABCDEF FEDCAB9875643210F2134567890BCDEF If it was in binary?arrow_forwardIf an integer value of 43 is stored in ieee754 double precision format what binary bits are saved in the format (a) 101011 (b) 01011 (c) 1011 (d) 0101011arrow_forwardConsider the data bits 1001 1001 1110 0010 0010 0100 1000 0100 to be transmitted and 8 bit checksum is used. Write the checksum bits ? (Just write 1/0 bits no any space) Answer:arrow_forward
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