Made Easy Test Series 2024

Question

Given data 10111100 Then P1, P2, P4, Pg parity bits that are attached to data to form codeword are

 

Why they are taking parity bits from LHS 

in below question 

A 12 bit hamming code whose hexadecimal value is 0xE4F arrives at a receiver. What could be the original value in hexadecimal. Assume that not more than 1 bits in error. 

if we take parity bits in LHS AND RHS we get different result please anyone clarify it

 

Answer 1

This is standard book question

Andrew S. Tanenbaum Edition 5th Exercise 3 Question 10 (Page No. 252)

 

Solution for it is here.

https://gateoverflow.in/67678/tanenbaum-datalink-layer-question-hamming-code.