Showing posts with label CS-501 DATA COMMUNICATION OLD PAPERS. Show all posts
Showing posts with label CS-501 DATA COMMUNICATION OLD PAPERS. Show all posts
RGTU CS-501 DTA COMMUNICATION PAPERS I RGTU CS-501 OLD PAPERS I RGTU DATA COMMUNICATION OLD PAPERS I DWONLOAD RGTU DATA COMMUNICATION EXAM PAPERS I RGTU DATA COMMUNICATION PREVIOUS YEAR PAPERS I RGTU CS 5TH SEM DATA COMMUNICATION OLD PAPERS I RGPV CS-501 DATA COMMUNICATION SAMPLE PAPERS I RGTU CS-501 DATA COMMUNICATION MODEL PAPERS I RGPV DATA COMMUNICATION LAST YEAR PAPERS I RGTU DATA COMMUNICATION LAST 5 YEAR PAPERS I RGTU DATA COMMUNICATION QUESTION PAPERS I CS-501 DATA COMMUNICATION MODEL PAPERS I RGTU CS-501 DATA COMMUNICATION EXAM PAPERS I RGPV CS-501 DATA COMMUNICATION PRACTICE PAPERS I CS-501 DATA COMMUNICATION TEST PAPERS I RGTU CS-501 DATA COMMUNICATION GUESSING PAPERS I RGTU CS-501 DATA COMMUNICATION GUESSING PAPERS I RGTU CS-501 DATA COMMUNICATION MODEL PAPERS I RGTU CS-501 DATA COMMUNICATION MODEL PAPERS I RGPV CS-501 DATA COMMUNICATION PREVIOUS YEAR PAPERS I CS-501 DATA COMMUNICATION PAST PAPERS I RGPV CS-501 DATA COMMUNICATION MODEL PAPERS I RGTU CS-501 DATA COMMUNICATION SAMPLE PAPERS
R.G.P.V. Bhopal (MP)
C.S. (5th Semester) EXAM,DEC-2010
DATA COMMUNICATION [CS-501]
Time: 3Hrs Max Marks: 100 Min Marks: 35
Note:Attempt any 5 questions.All question Carry equal marks.
Q.8.Write short notes on any two of the following – 10 each
(a) Network topology
(b) Fax modems
(c) Data compression devices
(d) Hamming code
(e) Transmission media.
Note:Attempt any 5 questions.All question Carry equal marks.
Q.1(a) Explain the basic components of data communication and their characteristics ? 10
(b) Write a brief note on Serial and Parallel transmission giving suitable example ? 10
Q.2.(a) Describe the concept of switching and contrast circuit switching and packet switching ? 10
(b) Explain in brief the operation of Time Division Multiplexing ? 5
(c) What signal-to-noise ratio is needed to put a T1 carrier on 50 kHz line ? 5
Q.3.(a) Suppose that x bits of user data are to be transmitted over a K-hop path in a packet switched networks as a series of packets, each containing P data bits and h header bits, with x>p+h. The bit rate of the lines is bbps and propogation delay is negligible. What value of P minimizes the total delay ? 10
(b) Explain QAM modulator in brief ? 5
(b) Write a brief note on Serial and Parallel transmission giving suitable example ? 10
Q.2.(a) Describe the concept of switching and contrast circuit switching and packet switching ? 10
(b) Explain in brief the operation of Time Division Multiplexing ? 5
(c) What signal-to-noise ratio is needed to put a T1 carrier on 50 kHz line ? 5
Q.3.(a) Suppose that x bits of user data are to be transmitted over a K-hop path in a packet switched networks as a series of packets, each containing P data bits and h header bits, with x>p+h. The bit rate of the lines is bbps and propogation delay is negligible. What value of P minimizes the total delay ? 10
(b) Explain QAM modulator in brief ? 5
(c) Write a brief note on Nyquist theorem ? 5
Q.4.(a)Describe the functioning of Null Modem ? 10
(b) What is bridge ? Describe how two LANs following two different protocols can be connected using a bridge ? 10
Q.5.(a)What is ISDN ?Explain in detail ? 10
(b) Explain the following components of base-band LANS : 10
Q.4.(a)Describe the functioning of Null Modem ? 10
(b) What is bridge ? Describe how two LANs following two different protocols can be connected using a bridge ? 10
Q.5.(a)What is ISDN ?Explain in detail ? 10
(b) Explain the following components of base-band LANS : 10
(a) Network Interface Card,
(B) Repeaters
Q.6.(a) Explain the different types of Guided Media with example ? 10
(b) Explain the characteristics of transmission line ? 10
Q.7.(a)Describe the various error detection methods ? 10
(b) assume the CRC generator polynomial of x5 + x4 + x2 +1 is used to provide error checking. Compute the bit stream that will be transmitted if a message 111000111000 is sent ? 10
Q.6.(a) Explain the different types of Guided Media with example ? 10
(b) Explain the characteristics of transmission line ? 10
Q.7.(a)Describe the various error detection methods ? 10
(b) assume the CRC generator polynomial of x5 + x4 + x2 +1 is used to provide error checking. Compute the bit stream that will be transmitted if a message 111000111000 is sent ? 10
Q.8.Write short notes on any two of the following – 10 each
(a) Network topology
(b) Fax modems
(c) Data compression devices
(d) Hamming code
(e) Transmission media.
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R.G.P.V. Bhopal (MP)COMPUTER SCIENCE 5TH SEMESTER EXAMINATION
DATA COMMUNICATION [ CS-501 ]
- DATA COMMUNICATION CS-501 PAPER-3
- DATA COMMUNICATION CS-501 PAPER-4
- DATA COMMUNICATION CS-501 PAPER-5
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