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Assignment No. 4 CS601 Data Communication Semester: Spring 2015 Due Date: August 5, 2015.

Assignment No. 4
Semester: Spring 2015
Data Communication - CS601
Total Marks: 10

Due Date: 05/08/2015

Objective:

To have the understanding of Error Detection And Correction Methods.

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Assignment

Question - 1
Consider the following group of bits along with odd parity LRC bits is sent to the receiver, but due to transmission impairments some bits of LRC are lost. You are required to identify the lost LRC bits and complete the given table.

Group of bits LRC bits
10101110 11001101 10101010 11110000 1 ? ? ? 0 ? ? 0

Question - 2
Find the binary equivalent of the Polynomial given in following table:

Polynomial Binary Equivalent
X3+X2+1 ?
X4+X+1 ?
X5+X2+1 ?
X6+X+1 ?
X3+X ?

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Replies to This Discussion

 Polynomial Binary Equivalent X3+X2+1 1101 X4+X+1 10011 X5+X2+1 100101 X6+X+1 1000011 X3+X 1010

Cs601 Complete Assignment Solution

Attachments:

salam

Assignment

Question - 1
Consider the following group of bits along with odd parity LRC bits is sent to the receiver, but due to transmission impairments some bits of LRC are lost. You are required to identify the lost LRC bits and complete the given table.

Group of bits LRC bits
10101110 11001101 10101010 11110000 1 ? ? ? 0 ? ? 0

Question - 2
Find the binary equivalent of the Polynomial given in following table:

Polynomial Binary Equivalent
X3+X2+1 ?
X4+X+1 ?
X5+X2+1 ?
X6+X+1 ?
X3+X ?

LRC bit code is

11000110

how u did it???

Procedure attached

Attachments:

tariq bhai kese kia aap ne?

last row ma x3 = 1 and x2=0 and x=1 but last 0 kaha sa aya hai

0 is for the constant. as there is no constant at the end, so a zero is written.

salam

Assignment

Question - 1
Consider the following group of bits along with odd parity LRC bits is sent to the receiver, but due to transmission impairments some bits of LRC are lost. You are required to identify the lost LRC bits and complete the given table.

Group of bits LRC bits
10101110 11001101 10101010 11110000 1 ? ? ? 0 ? ? 0

Question - 2
Find the binary equivalent of the Polynomial given in following table:

Polynomial Binary Equivalent
X3+X2+1 ?
X4+X+1 ?
X5+X2+1 ?
X6+X+1 ?
X3+X ?

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