ELC222 Communications Principles B.SC Question Bank : mitacsc.ac.in
Name of the University : University of Pune
Name of the College : MIT Arts Commerce & Science College
Degree : B.SC
Department : Computer Science
Subject Code/Name : ELC222 Communications Principles
Year :II
Semester : III
Document Type : Question Bank
Website : mitacsc.ac.in
Download Model/Sample Question Paper : www.pdfquestion.in/uploads/mitacsc.ac.in/3824.-cp%20.docx
MIT Arts Communications Principles Sample Questions
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Chapter 1
5 Marks Que :
1.Draw the block diagram of communication system- Explain the role
2.Describe synchronous communication compare it with – Compare it
3.State limitations of Asynchronous data communication
4.Draw the block diagram and explain elements of communication
5.Define s/n ratio channel bandwidth, bit rate, baud rate
6.State and explain Nyquist theorem
7.Explain the serial mode of data transmission- State its merit and demerits-
8.Explain the Parallel mode of data transmission- State its merit and demerits-
9.State and explain Shannon’s Theorem
One Marks Que (Chapter 1) :
1.State various elements of communication system-
2.Give the names of types of communication system-
3.What is synchronous system-
4.Define half duplex communication system-
5.Write the expression for maximum data rate using Shannon’s Theorem
6.Define full duplex Communication system
7.Give the expression for Shannon’s Channel capacity
8.What are the drawbacks of synchronous data communication
9.Give one example of simplex and full duplex communication system
Chapter 2
5 Marks Que :
1.Define modulation- Explain the concept of amplitude modulation-
2.What is data modulation with the help wave forms-
3.Explain the concept of QPSK modem
4.Explain the concept of Pulse Code modulation
5.With the help of phasor diagram- Explain the concept QPSK modulation-
6.What is modem- Draw block diagram and explain FSK modem-
7.With the help of suitable block diagram and wave forms explain
8.Explain PCM concept and PCM system. Also mention any two
9.Explain AM with respect to definition AM wave forms, frequency –
1 mark question (Chapter 2) :
1.Define modulation index of amplitude modulation
2.Define base band communication
3.What is the function of demodulator
4.Give any two drawbacks of amplitude modulation
5.Name the type of modulation used in high speed modem’s
6.Representation the case of over modulation in amplitude modulation-
7.Draw the phasor diagram of QPSK
8.Give any two advantages of FM and AM
9.Which type of modulation technique is used in medium speed modem
Chapter 3
5 marks que :
1.Compare TDM and FDM
2.What is TDM- Differentiate between synchronous and asynchronous –
3.What is the need guard band in FDM
4.Explain the concept of FDM for broadband communication.
5.Explain the grouping the concept in frequency multiplexing-
1 mark QUE :
1.What is guard band
2.Name various multiple access method
3.What is Spread spectrum technique
4.State features of FDMA
5.State advantages and disadvantages of TDMA
6.State the full forms FDM & MDF
Chapter 4
5 marks que :
1. Explain the concept of antenna
2. Write in detail about parameters of antenna
3. Explain in detail multi element antenna
4. Explain micro strip antenna
5. With the proper block diagram explain simple network model
6. Explain ADHOC network
7. List the different protocols used in communication system and explain RFID
8. What is an antenna array give its significance
1 marks Que :
1. What is an antenna?
2. Define radiation pattern of an antenna
3. Define directive gain
4. Define power gain
5. Define directivity
6. Define radiation resistance
7. Define beam width of an antenna
8. Define antenna impedance
9. Give the application of yagi antenna
10. What is antenna reciprocity?
11. Define isotropic antenna
12. Define antenna array
13. What is major lobe?
14. How does the signal coming from back side of yagi antenna suppressed?
15. How the directors and reflectors make the yagi antenna more directional?
16. What is radio paging?
17. What is based station?
Chapter 5
5marks :
1. State and explain advantages of mobile communication
2. Define the following terms with respect to mobile communication
a. Based Station
b. Control channel
c. Forward channel
d. Voice channel
3. Explain how cellular telephone call is made?
4. Draw and explain the basic block diagram of cellular unit.
5. Describe the GSM system interface with neat diagram
6. Describe the GSM System architecture with block diagram
7. Write a detail note on Bluetooth.
8. Explain the call routing in mobile phone system.
9. Explain the basic principle of cellular system.
10. Explain the concept of cell splitting
11. Explain the handoff procedure in cellular system
12. Explain the principle of GPRS system
13. Explain the architecture of Bluetooth
14. Explain the RTS-CTS protocol with example.