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CS2204/CS36/EC1207/10144 CS 305/080230008- Analog and Digital Communication (ADC) UNIT V Part A and Part B Question Bank


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CS2204/CS36/EC1207/10144 CS 305/080230008- Analog and Digital Communication (ADC) 
UNIT V Part A Question Bank

Department of Computer science and Engineering 

Meant for Anna University Coimbatore,trichy,trinelveli

Question Bank
(Regulation 2008/2010)
___________________________________________________________________________________
Details:
University:Anna University
Year: second Year
Department: B.E Computer Science and Engineering
Semester:Three(III)
Content: CS2204/CS36/EC 1207/10144 CS 305/080230008- Analog and Digital Communication (ADC) UNIT I Part A Question Bank 
Subject code: CS2204/CS36/EC1207/10144 CS 305/080230008
Subject Name: Analog and Digital Communication (ADC) 
Unit Number: 5
Regulation: 2008 or 2010 
Post Type: Question Bank



QUESTION BANK

UNIT -5



PART- A (2 MARKS)

1. Define pseudo noise sequence.
2. Define spread spectrum technique
3. Differentiate Slow and fast FH SS technique.
4. Differentiate TDMA and FDMA.
5. Define processing gain for DS SS technique
6. What are the advantages of Spread Spectrum techniques?
7. Differentiate DS –SS and FH-SS.
8. Define processing gain for FH SS technique
9. What are the disadvantages of DS SS techniques?
10. What are the advantages of FH SS techniques?
11. What are the applications of spread spectrum modulation?
12. Design processing gain in spread spectrum modulation.
13. Define effective jamming power and processing.
14. What is the principle of frequency hopping spread spectrum?
15. A spread spectrum communication system has the following parameters;information bit
duration Tb = 4.095 ms, PN chip duration Tc = 1 ms. Determine Processing Gain.
16. What is meant by slow frequency hopping and fast-frequency hopping?
17. What is frequency hopping?
18. What is meant by an orthogonal code?
19. Define Pseudonoise sequence?
20. What are the different types of multiple access techniques?
21. What is the significance of PN sequence?
22. What are the types of FH spread spectrum technique?



PART –B (16 MARKS)

1. Explain in detail the transmitter and receiver of DS SS technique.
2. Explain in detail the transmitter and receiver of FH SS technique.
3. Explain in detail the characteristics of PN sequence
4. Explain the two common multiple access technique for wireless communication.
5. Differentiate direct sequence and frequency hop spread spectrum technique
6. Compare and contrast TDMA and CDMA techniques.
7. (i) Draw the circuit of a P-N sequence generator and explain. (8)
(ii) Describe the concept of FHSS in detail. (8)
8. (i) Explain the principle of DSSS with coherent binary PSK. (8)
(ii) Compare between the TDMA and CDMA wireless communication systems.
9. (i) Write a short note on frequency hop spread spectrum. (10)
(ii) Explain the applications of spread spectrum techniques. (6)
10. (i) Give a detail account of the different types of multiple access techniques. (10)
(ii) Compare TDMA and CDMA. (6)
11. Discuss the frequency HOP spread spectrum with suitable block diagram.
12. Explain the source coding of speech for wireless communications.
13. (i) What is a PN sequence.? Explain its important properties. (8)
(ii) Describe with block diagram, DS SS binary PSK spread spectrum system. (8)
14. (i) Describe the operation of a CDMA multiplexing system. (10)
(ii) List the advantages of CDMA over TDMA multiple access scheme.(6)
15. With the help of block diagram explain how DSSS can be implemented. Draw the input
and output waveforms.
16 Explain the frequency – hopped spread spectrum with a block diagram.
How PN sequences are generated?
17.(i) What is a Pseudo noise sequence? What are the properties of Pseudo noise
sequence? (8)
(ii) Describe the application of CDMA in Wireless communication system. (8)
18. (i) With a block diagram explain, DS spread spectrum with coherent binary PSK. (10)
(ii) Explain the near-far problem in spread spectrum modulation? (6)

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Search Terms used by students:

Anna University Chennai Question Bank
CS2204 Analog and Digital Communication Question Bank
CS36 Analog and Digital Communication Question Bank
EC 1207 Analog and Digital Communication Question Bank
10144 CS 305 Analog and Digital Communication Question Bank
080230008 Analog and Digital Communication (ADC) 
Part A ADC Question Bank
3rd Semester QB
3rd semester Question Bank
Part B Question Bank on unit 5
Unit V Question Bank
ADC Important Bank with Important Questions
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