
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN: 9780133594140
Author: James Kurose, Keith Ross
Publisher: PEARSON
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1.You read the number 11111101111100 from a memory which uses error detection and correction (Hamming
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- Perform the following calculation if the maximum memory capacity of the computer is 32 kilobytes and the storage location is the word that is eight bytes in length: 1- The amount of space available. 2- The titles of the first and the last places 3 corresponds to the first binary position.arrow_forwardHow do I write code that reads data at memory location specified by segment and offset?arrow_forwardThis is computer architecture! PLEASE HELP ME FIX THE CODE AS THERE IS ERROR! # This program corrects bad data using Hamming codes # It requests the user to enter a 12-bit Hamming code and determines if it is correct or not # If correct, it displays a message to that effect. If incorrect, it displays a message # saying it was incorrect and what the correct data is (the 12-bit Hamming code) again in hex. # This program is designed to handle single bit errors only. .data prompt: .asciiz "Enter a 12-bit Hamming code: " correct_msg: .asciiz "The Hamming code is correct." incorrect_msg: .asciiz "The Hamming code is incorrect. The correct code is: " newline: .asciiz "\n" .text .globl main main: # Display prompt to enter Hamming code li $v0, 4 la $a0, prompt syscall # Read Hamming code from user li $v0, 5 syscall move $t0, $v0 # Calculate parity bits andi $t1, $t0, 0b1111 # Parity bit p1 andi $t2, $t0, 0b011001100110 # Parity bit p2…arrow_forward
- Using GDB online Debugger | Compiler . Thank youarrow_forwardThe following MIPS assembly language program has errors, please help fix it: # MIPS program to correct bad data using Hamming codes .dataprompt: .asciiz "Enter a 12-bit Hamming code (in hex): "result: .asciiz "The entered code is correct!"error: .asciiz "The entered code is incorrect. The correct code is: "newline: .asciiz "\n" .text.globl main main: # Display prompt and read input from user li $v0, 4 # syscall code for printing a string la $a0, prompt # load address of prompt string into $a0 syscall # print prompt li $v0, 5 # syscall code for reading an integer syscall # read 12-bit Hamming code into $v0 # Calculate the parity bits move $t0, $v0 # move the code into temporary register $t0 andi $t1, $t0, 0x924 # compute parity bit P1 andi $t2, $t0, 0x492 # compute parity bit P2 andi $t3, $t0, 0x249 # compute parity bit P3 andi $t4, $t0, 0x3f # compute data bits D1-D6 xor $t5, $t1, $t2 #…arrow_forwardThe offset is used to specify the distance between memory locations. a. True b. Falsearrow_forward
- Answer and show all workarrow_forward5- Create an algorithm in assembly that will compute the area of a triangle. Here is the state of the memory when starting the algorithm: Base is stored as an 8 bit unsigned integer in a memory location pointed to by the special register X. Height of the triangle is stored as an 8 bit integer in a memory location pointed to by the special register Y. Your computed area of the triangle should be stored in memory at a location pointed to by the special register Z. If multiple rows of memory are required, then Z indicates the starting address. Requirements Clearly list the assembly commands required for this algorithm. How many rows of program memory are required for this algorithm? How many clock cycles (according to the AVR ISA) are required for this algorithm? What addressing mode is used for each assembly instruction?arrow_forwardWhy does a binary digital computer always give a rough answer when it does floating-point math?arrow_forward
- What is the difference between a byte and a word? What distinguishes each?arrow_forwardPlease help provide answers for the following questions 2-26. The following bytes (shown in hex) represent a person’s name as it would be stored in a computer’s memory. Each byte is a padded ASCII code. Determine the name of each person. (a) 42 45 4E 20 53 4D 49 54 48 (b) Write the Phrase in ascii : I will score an A grade 2-30. Perform each of the following conversions. For some of them, you may want to try several methods to see which one works best for you. For example, a binary-to-decimal conversion may be done directly, or it may be done as a binary-to-hex conversion followed by a hex-to decimal conversion.= _2: binary _10: decimal _16: hexadecimal (a) 517_10 = _____ _2 (b) 255_10 = _____ _2 (c) 101010001_2 = _____ _10 (d) 1010101000100111_2 = _____ _10 (e) 2547_10 = _____ _16 (f) 567_10 = _____ (BCD) (g) 275_16 = _____ _10 (h) 53_10= _____ _16 (i) A79_16 = _____ _10 (j) 3ED5_16 = _____ _10 (k) 1760_10 = _____ _16 (l) 38,218_10 = ______ _16 (m)…arrow_forward
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