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| Category: CS601 - Data Communication |
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Data Communication (CS601) assignment # 1 Solution. |
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Question 1: [5+5 marks]
Calculate the VRC and LRC for the following bit pattern using even parity:
← 0100110 1110001 1100101 0001010?
Question 2: [5 marks]
Find the checksum for the following bit sequence?
Assume a 16-bit segment size.
1001101101010101
0111010101110111
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Question 1: [10]
Compare digital services with analog services. Give at least 5 points for each?
Question 2: [5]
A signal travels through a transmission medium and its power is reduces to one forth
calculate the Attenuation?
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Question 1: [10]
Compare and contrast Twisted pair cable, coaxial cable and optical fiber with respect to
Property of Media, Cost and Bandwidth associated with each? Also discuss the
appropriate application of each.
Question 2: [5]
What are the categories newer than CAT5 of Twisted pair cable? What are the
specification and application of these?
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Question 1: [5]
How do the layers of the Internet model correlate to the layers of the OSI model?
Question 2: [5]
Match the following to one or more layers of the OSI model:
a. Format and code conversion services
b. Establishes, manages, and terminates sessions
c. Ensures reliable transmission of data
d. Log-in and log-out procedures
e. Provides independence from differences in data .... |
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Question 1:
Compare the telephone network and the Internet. What are the similarities? What
are the differences? [5 marks]
Question 2:
Draw a hybrid topology with a bus backbone connecting two ring backbones. Each ring backbone connects three star networks? [5 marks]
Question 3:
Assume eight devices are arranged in a mesh topology. How many cables are
needed? How many ports are needed for each .... |
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For each of the following functions identify the corresponding layer from OSI model. a. Communicates directly with user’s application program b. Error correction and retransmission.
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Code : A system of unambiguous rules and symbols for use in representing data, such as ASCII and EBCDIC |
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Question: What do we mean by the term session?Question: What do we mean by the term session? |
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Fall_2009_CS601_All Assingments with Solutions |
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VU Course Contents CS601-Data Communication |
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