## Importance | Electronics Engineering

List of importance for Second year | Sem 5 and Sem 6

Semester 5

**MCA**

1. Explain addressing modes of 8051

2. Memory organization of 8051

3. Write a program to convert Hexadecimal to decimal number

4. Operating modes of ARM processor

5. Explain addressing modes of ARM 7 TDMI with example

6. Compare ARM state and THUMB state

7. Interrupts and exceptions of ARM 7 TDMI

8. Pipeline of ARM 7 TDMI. State advantages and disadvantages

9. Interfacing diagrams

10. Interface a stepper motor with 8051. Draw diagram and also write a program for it

11. Serial port and modes of operation in 8051 architecture

12. Explain the programmer’s model(register structure ) in ARM 7 TDMI architecture

13. Explain the bit orientation of CPSR register for ARM 7 TDMI architecture

14. Compare RET and RETI in 8051 architecture

2. Memory organization of 8051

3. Write a program to convert Hexadecimal to decimal number

4. Operating modes of ARM processor

5. Explain addressing modes of ARM 7 TDMI with example

6. Compare ARM state and THUMB state

7. Interrupts and exceptions of ARM 7 TDMI

8. Pipeline of ARM 7 TDMI. State advantages and disadvantages

9. Interfacing diagrams

10. Interface a stepper motor with 8051. Draw diagram and also write a program for it

11. Serial port and modes of operation in 8051 architecture

12. Explain the programmer’s model(register structure ) in ARM 7 TDMI architecture

13. Explain the bit orientation of CPSR register for ARM 7 TDMI architecture

14. Compare RET and RETI in 8051 architecture

**Note :**____For more information regarding sums refer blueprints.

**DLIC**

1. Explain non-inverting comparator
2. State various methods to achieve analog to digital conversion 3. Explain V-I converter 4. Design Mono stable multivibrator using IC 555 to generate output delay of 10msec 5. Explain internal diagram of power amplifier LM 380 6. Draw circuit diagram of an inverting type Schmitt trigger circuit 7. Switching mode voltage regulator 8. Explain behavior of op-amp in linear and saturation region with neat graphs 9. Working of Wien bridge oscillator 10. Explain working of R/2R ladder DAC converter 11. Derive expression for voltage gain of inverting amplifier 12. Explain Precision Half wave rectifier |
13. Explain how IC 555 can be used as PWM
14. Explain features of LM 380 power amplifier and give its applications 15. Give features of IC 78XX 16. Explain Astable multivibrator using op-amp 17. Give features of Instrumentation amplifier. Draw neat diagram of three op-amp instrumentation amplifier and hence derive equation of output voltage 18. Ideal characteristics of op-amp 19. Features of multiplier IC 534 20. Inverting mode current amplifier circuit using op-amp 21. Features of regulator IC LM 337. Design voltage regulator using LM 337 to give output voltage of 7V 22. Explain Input Bias current of op-amp. How it can be measured practically? What should be its ideal value. 23. Explain Triangular waveform generator using OP-Amp For information regarding sums please refer blueprints.Note: |

**EME**

1. Derive Maxwell’s integral and point form of equation for static fields
2. Explain in detail FDM and also state the advantages and disadvantages 3. State poynting theorem and derive the average poynting vector 4. Classify and explain different types of wave propagation 5. Define polarization and explain different types of polarization 6. State and explain Biot- Savart’s law 7. Find electric filed intensity E due to an infinite surface charge 8. Derive the boundary conditions for electric fields at the boundary of two dielectric media 9. Derive Maxwell’s integral and point form of equation for time varying fields 10. Explain in detail MOM method also state advantages and disadvantages 11. Explain ground wave and space wave propagation 12. Derive the expression for reflection and transmission coefficients in case of reflection from perfect dielectric at oblique incidence |
13. State and explain Coulomb’s law
14. What is intrinsic impedance of free space 15. Derive Poisson’s and Laplace equation 16. Divergence and Curl(Sums) 17. Explain isotropic, omnidirectional and directional antenna with examples 18. Compare MOM, FEM and FDM 19. Find electric field Intensity due to an infinite line charge carrying current I 20. Explain FDM along with its advantages and disadvantages 21. Explain skip distance 22. Explain the significance of the term ‘effective area of an antenna’. Derive the relationship between effective area and directivity of any antenna. 23. Classify and explain different types of wave propagation 24. Explain the principle modes of operation of helical antenna and draw its radiation pattern 25. Folded dipole antenna and its applications. |

**SAS**

1. State and prove Time shifting and Convolution property of Continuous time Fourier transform

2. Determine whether the given signal is energy or power signal and obtain its energy power(Sums)

3. Distinguish between power signals and energy signals

4. State and prove differentiation of Z-transform

5. Define ESD and PSD. What is the relation of ESD and PSD with autocorrelation?

6. State and prove final value theorem of Laplace transform

7. Prove shifting property of Z transform

8. Prove convolution property of Fourier transform

9. Prove Parseval’s theorem of Fourier series

10. Sums based on circular convolution

11. Sums based on DTFT

12. Z-Transformation sums

13. Causality and stability of systems(Sums)

14. Fourier series and its properties

15. Graphical convolution sums

16. Laplace transform and inverse Laplace sums and its properties.

17. Determine Z- Transform for all ROC

18. Classify signals as Periodic/non periodic , energy signal/ power signal , time variant/invariant

19. Differential signal would be given, find the response (Impluse/step/ramp)

2. Determine whether the given signal is energy or power signal and obtain its energy power(Sums)

3. Distinguish between power signals and energy signals

4. State and prove differentiation of Z-transform

5. Define ESD and PSD. What is the relation of ESD and PSD with autocorrelation?

6. State and prove final value theorem of Laplace transform

7. Prove shifting property of Z transform

8. Prove convolution property of Fourier transform

9. Prove Parseval’s theorem of Fourier series

10. Sums based on circular convolution

11. Sums based on DTFT

12. Z-Transformation sums

13. Causality and stability of systems(Sums)

14. Fourier series and its properties

15. Graphical convolution sums

16. Laplace transform and inverse Laplace sums and its properties.

17. Determine Z- Transform for all ROC

18. Classify signals as Periodic/non periodic , energy signal/ power signal , time variant/invariant

19. Differential signal would be given, find the response (Impluse/step/ramp)

**DC**

1. Explain direct sequence spread spectrum system and define anti-jamming characteristics of spread spectrum system
2. What is ISI? How it is caused? Discuss the remedies to overcome ISI. State the Nyquist’s condition for zero ISI 3. Shannon-Fano coding 4. Short note: Linear Transversal Equalizer 5. Design Feedback shift register encoder(Sums) 6. What is a random variable? Explain the moments of a random variable 7. Explain source coding and channel coding 8. State and explain Shannon-Hartley theorem 9. Draw neat diagram and waveform also explain how a message is transmitted in BFSK. What type of receiver is used for BFSK reception? Explain its working. 10. Why MSK signal is called as “shapes QPSK” signal? Justify with expression and waveform 11. Short note: Central limit theorem 12. Compare Offset QPSK and non-offset QPSK |
13. Show that for an input signal which is a sequence of rectangular positive and negative pulses, the integrator is the matched filter
14. Compare ISI and ICI 15. Matched filter and its properties 16. Duo binary encoder decoder 17. Compare OQPSK and MSK 18. Explain with neat diagram, Frequency hopping spread spectrum, FH-MFSK and explain slow hopping and fast hopping. How FHSS is different form DSSS 19. With a neat diagram, explain how the Integrate and Dump filter works as baseband receiver. Draw the output waveform for a input of rectangular pulses. Derive the expression for its probability of error 20. Describe properties of Line codes About 45% of paper is covered by sums.Note: |

Semester 6

Basic VLSI

- Define scaling. Explain various types of scaling in detail. | Define scaling. Significance of scaling in VLSI circuits.
- Numerical based on CMOS
- Interconnect scaling.
- Array multiplier.
- Latch up in CMOS
- Implement 4x4 barrel shifter.
- Implement 4x4 barrel shifter using transmission gate. Explain various operation using the same.
- Sense amplifier.
- Comparison of pseudo NMOS, Dynamic, Static CMOS logic.
- Draw CLA (Carry lookahead adder) for carry chain using.
- I) Pseudo NMOS logic, II) Dynamic CMOS logic, III) Static CMOS logic.
- Explain latch up in CMOS inverter.
- Explain CMOS inverter characteristics mentoring all regions of operation.
- Explain latch up in CMOS in detail. What are remedied to avoid it.
- What are various programming techniques used for EEPROM.
- Explain different clock generation schemes. Explain one clock distribution scheme in detail.
- Explain clock generation networks and distribution networks used in VLSI circuits.
- Draw 6T SRAM cell and explain it’s read & write operation.
- Draw 1T SRAM cell and explain it’s write & refresh operation.
- Draw Dand JK latch using CMOS transmission gate and explain the working.
- Compare NMOS or CMOS technologies in VLSI design
- Compare NMOS or CMOS logic or transistor logic
- Explain clock skew and describe techniques to minimize it.
- Draw and explain AND gate using pass transistor logic.
- Draw CMOS implementation of D flip flop.
- Decoder circuits for ROM array.
- Cross talk.
- What is ESD protection? Explain in detail.
- What are the drawback of dynamic CMOS logic. Show the modification in dynamic CMOS logic to overcome its drawback.
- Compare Ripple carry adder and carry look ahead adder. Explain 4 bit CLA adder implementation.
- Give and explain CMOS input & output protection circuits.

AIS

- With neat block diagram, explain working of electrical to pneumatic converter.
- Compare conventional and smart transmitters. Explain the working of DP transmitter.
- Compare conventional and smart transmitters.
- Explain the installation procedure of control valve.
- What is the necessity of valve positioner? Give the details about the force balanced and motion balanced valve positioners.
- Explain flapper-nozzle system. Explain any two application of flapper-nozzle system for industrial used.
- What are different types of hydraulic pumps? Explain with neat sketches.
- Explain construction and working of single and double acting actuators.
- What are the different types of control valve actuators? Explain the working of any tw
- actuators in detail.
- Explain loading of valves in pump application with diagram.
- Explain control valve characteristic. With Numerical
- Explain the need of controlling tuning. What are the different methods of controller tuning?
- Explain compressed air receiver unit. What are the different control strategies for air receiver unit?
- With neat diagram, explain the instrument air system.
- Explain installed and inherent characteristic of control valves.
- With neat block diagram, explain the working of multichannel data acquisition system.
- Explain the working of electronic DP transmitter.
- With neat diagram, explain speed control circuits for hydraulic actuators.
- Integral controller.
- Compare in electrical, pneumatic and hydraulic systems.
- Electronic type temperature transmitter.
- Telemetry
- I-P convertor
- Pneumatic logic gates.
- Data logger
- Explain detail cylinder of construction with its dynamics.
- What is need of tuning of PID controller? Explain process reaction curve method of tuning of PID controller.
- With neat diagram, explain the parallel from PID controller.
- With neat diagram, explain working of telemetry system.
- Numerical based on Control valve characteristic

CO

- Explain nano-programming and enumerate its advantage.
- Explain the principle of locality of referenced used in cache memories.
- Explain cache memory and describe Cache mapping techniques.
- Draw and explain microprogrammed control unit for multiplier.
- Explain microprogramming. Draw and explain microprogrammed control unit
- Explain the register structured of the IA-32 family with neat diagrams. Describe the function of each register in brief.
- IA-32 architecture in detail.
- Addressing modes of IA-32 family.
- Register structure of IA-32 family.
- Compare CISC and RISC design philosophies in detail (at least five points of difference)
- Compare CISC and RISC.
- What is parallel processing?
- Explain in brief about modes of DMA transfer modes.
- What are the I/O access methods? Explain in detail.
- Explain various types of hazards in pipelined processors with example. Also propose solution for each type.
- Explain data hazard and code hazard in pipelining. Mention solution to minimize the hazards.
- Cache memory
- Compare vertical and horizontal organization
- Compare vertical and horizontal micro architecture.
- Storage device.
- Flynn’s classification.
- Pipeline hazards.
- Memory hierarchy
- Restoring Division algorithm. OR Numerical
- 8085 addressing modes.
- Write a control sequence and explain the steps for the following instruction OR Microinstruction.
- State the advantage of pipelining. Explain various types of pipeline hazards and their solution. Give examples
- Explain hardwired control unit with a neat diagram. Describe clearly the generation of control signals with examples.
- Compare Hardwired control unit and microprogrammed control unit
- Explain the paging mechanism. State advantage of paging and the importance of the Translation Lookaside Buffer (TLB) in paging.
- Explain the multi-bus data path organization with a neat diagram.
- What is the effect of multiple data paths in design of processor.
- What is bus arbitration? What are different methods to resolve bus arbitration.
- Explain Booth’s Algorithm. Numerical based on Booth algorithm.
- Explain page replacement policy. Numerical based on Page Replacement Policy
- Cache mapping. Numerical based on Cache mapping techniques.
- Numerical based on Effective memory access time
- Numerical based on address decoding
- Numerical based on Associative memory mapping

P.E I

- Compare IGBT and Power BJT
- Construction & operation of GTO
- Explain in brief why harmonic neutralization is necessary of operation.
- Explain dual convertor with proper waveforms.
- Draw and explain of working of buck boost converter with the help of circuit diagram and waveforms. Derive the relation for output voltage.
- Draw and explain DIAC characteristic
- With help of circuit diagram and waveforms explain bi-directional AC control circuits using TRAC & DIAC
- Explain dynamic characteristic of SCR
- Draw and explain gait characteristics of SCR.
- Draw and explain V-I characteristic of SCR
- Differentiate between IGBT and symmetrical IGBT
- Define and explain performance parameters of controlled rectifier.
- Buck-Boost mode regulator.
- Protection circuits for SCR.
- Cyclo-converters and application.
- Forced communication in SCR.
- Explain working on step up Chopper with proper waveforms.
- Explain voltage control technique in Inverter using sinusoidal PWM method.
- Explain working of three phase bridge Inverter.
- Explain class D communication circuit with the help of circuit diagram and waveforms.
- Explain Power MOSFET construction and characteristic. Give one application.
- What is need of free wheeling diode in rectifiers with example.
- What is need of thyristors in Electronic Circuits.
- Draw and explained RL load. Numerical
- Numerical based on Output voltage from the circuit.
- Numerical based on Three phase bridge inverter.
- Numerical based on Single phase half bridge.
- Numerical based on Single phase full bridge.
- Numerical based on Relaxation oscillator circuit for SCR using UJT.

DSPP

- Compare IIR and FIR.
- State and explain Parseval's Theorem in DFT.
- tate the relationship between Z-transform and DTFT.
- Sums based on linear convolution
- Sums based on determining the energy and response time of the system.
- Z- transform sums
- Explain Overlap add and Overlap save method.
- Sums based on LTI system
- Sums on finding DFT using FFT
- Sums on 4 point DFT
- Geortzel Algorithm.
- Give difference between DSP and Microprocessor.
- Applications of DSP [any two].
- Mapping of s-plane to z-plane.
- Properties of DTFT.
- Difference between Butterworth and Chebyshev filter
- Relationship between DFS, DFT and Z transform
- Convert filter to digital filter by means IMT and BLT method or design using hamming/ hanning window
- design sum on butterworth filter.

MITM

- Define OSI layers.
- Write a small note on E-business.
- What is data mining?
- Define intranet and explain it.
- Write a note on structured cabling.
- What is data quality problem.
- What is E-governance framework.
- Explain open source software with examples.
- Write a note on mesh topology and star topology.
- Explain the different types of operating systems.
- Write a note on password management system.
- Explain the following terms related to storage. i) Online storage ii) Near line storage iii) Offline storage
- Write a detailed note on Simple Network Management Protocol (SNMP).
- Explain Enterprise Resource Planning (ERP) and its need.
- Explain web browsers with different examples.
- RFID Systems.
- Video surveillance.
- Biometric systems.
- End point security.
- IP-CCTV
- Write any four top security concerns.
- What is search engine?
- Explain network management.
- Define cabling. Classify cable types and explain in detail.
- Define topology. Explain any three common topologies.
- Write a detailed note on firewall.
- Discuss the TCP/IP stack. Also list the various functions of the internet protocol.
- Information audit.
- Audit schedule
- Audit plan
- Audit preparation
- Internal audit.