2012 B.Tech Electronics and Communications Engineering EC 801-Radar and Navigation of Kannur University, VIII Semester B.Tech. Question paper

VIII Semester B.Tech.-including part time Degree (Reg./Sup./Imp.)
Examination,April 2012
(2007 Admn.Onwards)
PT2K6/2K6EC EC 801-RADAR AND NAVIGATION
Time:3 Hours Max.Marks:100


I.Answer all the questions:

1)Derive the simple form of radar range equation. [Marks 5]
2)What is minimum detectable signal?Discuss the issues involved while setting the threshold level in radar receiver. [Marks 5]
3)Discuss the limitations to MTI performance. [Marks 5]
4)Compare mono pulse radar with conical scan radar. [Marks 5]
5)Discuss different types of detectors used in Radar. [Marks 5]
6)With a neat diagram explain the working of three cavity klystron amplifier used in radar transmitter. [Marks 5]
7)Write a note on Decca. [Marks 5]
8)Explain the role of satellites in navigation. [Marks 5]

II.Answer any one full question:
1)With a neat block diagram explain the operation of a pulse radar.Also discuss the applications of radar. [Marks 15]
OR

2)Write on explanatory note on
a)Maximum unambiguous range
b)Pulse repetition frequency and multiple time around echos.
c)Microwave plumbing and antenna losses. [Marks 15]
III.Answer any one full question:

1)List the advantages offered by digital MTI processing, with a neat block diagram explain digital MTI processor.Explain the operation of each block. [Marks 15]

OR
2) a)Explain the issues when the radar is on moving platform such as ship or aircraft.How to overcome the same ?
b)With a neat diagram explain the working of FM-CW radar. [Marks 15]

IV.Answer any one full question:

1) What are the advantages of electronically steered phased array antennas ?
Explain the radiation patterns and beam steering mechanisms in phased array antennas.[Marks 15]

OR
2)
a) Explain the role of duplexers in radar receiver, with diagrams explain the working of balanced duplexer.
b) Write a note on A-scope and PPI displays used in Radar systems. [Marks 15]

V. Answer any one full question:

1) Explain radio detection finding using
a)Loop antenna
b)Goniometer
c)Automatic direction finders. [Marks 15]

OR

2)
a) Explain the principle of VOR, with a neat block diagrams explain the VOR ground equipment and instrument part of VOR receiver.
b) Write a note on doppler navigation. [Marks 15] 

2012 Kannur University B.Tech Electronics and Communications Engineering VIII Semester B.Tech. (including part time) Degree (Reg./Sup./Imp.) Examination,April 2012 Question paper Question paper

VIII Semester B.Tech.-including part time Degree (Reg./Sup./Imp.)
Examination,April 2012
(2007 Admn.)
PT2K6/2K6EC EC 805(B)-DIGITAL IMAGE PROCESSING
Time:3 Hours Max.Marks:100


I.Answer all the questions:

a) Write notes on visual perception. [Marks 5]
b)Write notes on brightness, contrast, hue and saturation. [Marks 5]
c)Write notes on the degradation model. [Marks 5]
d)Explain the difference between image enhancement and restoration. [Marks 5]
e)Write notes on region splitting and merging. [Marks 5]
f)List out the application of neural network in image processing . [Marks 5]
g)Explain Huffman coding and its limitations. [Marks 5]
h)Write notes on vector quantization with suitable example. [Marks 5]

II. a) Compute the basis of KL transform for the input data
X1=(4,4,5) X2=(3,2,5) X3=(5,7,6) X4=(6,7,7) . [Marks 15]

OR

b)Explain in detail the wavelet transforms in two dimensions with suitable examples.

[Marks 15]
III. a)Explain in detail the Weiner filter with suitable examples and also list out the drawbacks of it. [Marks 15]

OR

b)Explain in detail with suitable examples, the special filtering. [Marks 15]

IV. a)Explain in detail about the neural network based image processing. [Marks 15]

OR

b)Explain in detail the pattern matching for object recognition in detail with suitable examples. [Marks 15]

V. a)Explain in detail the block transform coding in image compression. [Marks 15]

OR

b) Explain in detail the JPEG and MPEG standards in detail. [Marks 15] 

2011 B.Com Computer Applications Kannur University IV Semester B.A./B.Sc./B.Com./B.B.A./B.B.A.T.T.M./B.B.M./B.C.A./B.S.W. (CCSS-Regular) Degree Examination, March 2011 (Core Course) COMMERCE 4B07 COM: Informatics Skills Question paper

IV Semester B.A./B.Sc./B.Com./B.B.A./B.B.A.T.T.M./B.B.M./B.C.A./B.S.W. (CCSS-Regular) Degree Examination, March 2011
(Core Course)
COMMERCE
4B07 COM: Informatics Skills 

2012 Kannur University B.Tech Electronics and Communications Engineering VIII Semester B. Tech. - lncluding Part Time Degree (Reg/Sup./lmp.) Examination, EMBEDDED SYSTEMS Question paper

VIII Semester B. Tech. - Including Part Time Degree (Reg/Sup./lmp.)
Examination, April 2012
(2007 Admn. Onwards)
PT 2K6/2K6 EC 805(D) - EMBEDDED SYSTEMS

Time : 3 Hours Max Marks : 100
PART A 


1. Explain characteristic of embedded computing applications. [Marks 5]

2. Compare and contrast top-down and bottom-up methodology. [Marks 5]

3. Write short notes on RISC and CISC processor. [Marks 5]

4. Write short notes following l/Os

a) Port Based l/O

b) Bus Based l/O. [Marks 5]

5. Write short notes on embedded hardware architecture. [Marks 5]

6. Write short notes on Sensor network. [Marks 5]

7, Write short notes on round robin scheduling. [Marks 5]

8. Explain with an example of shared memory communication. [Marks 5]

PART B


1. a)Explain embedded system design process. [Marks 15]

OR

b)Explain the challenges in embedded computing system design. [Marks 15]

3. a)Write short notes on data operation in ARM. [Marks 15]

OR

b) Write short notes on data operation in SHARC. [Marks 15]

5. a)Write short notes on CAN Bus. [Marks 15]

OR

b)Design an Elevator controller. [Marks 15]

7. a)Write short notes on earliest deadline first scheduling.[Marks 15]

OR

b)Explain with an example of weighted round scheduling. [Marks 15] 

2011 Kannur University B.Tech Electronics and Communications Engineering Seventh Semester B.Tech. (Reg./Sup./lmp. - Including Part-Time) Degree Examination, November 2011 -TELEVISION ENGINEERING Question paper

VII Semester B.Tech. (Reg./Sup./lmp. - Including Part-Time) Degree
Examination, November 2011
(2007 Admn.)
PT 2K6|2K6 EC 704 TELEVISION ENGINEERING 


Duration :3 Hours Max. Marks : 100

PART _ A

1. What do you mean by image continuity ? Explain. [Marks 5]

2. Explain about positive and negative modulation. [Marks 5]

3. Mention the importance of color perception and define with an example. [Marks 5]

4. Mention about SECAM coder and decoder. [Marks 5]

5. What are all the merits of MPEG standard and suggest the application ? [Marks 5]

6. Mention about cable distribution system. [Marks 5]

7. Mention the need for compression and what are all the methods of compression ? [Marks 5]

8. Explain about HD digital TV. [Marks 5]

PART _ B 

9. a) Draw the block diagram of a TV transmitter and mention the significance of
the tuner system. [Marks 10]

b) Explain video and sound signal modulation. [Marks 5]

OR

10. a) Explain the working of a CCD camera with neat block diagram. [Marks 10]

b) Explain about VSB correction.

11. a) Explicate the working of picture tube with neat block diagram. [Marks 15]

OR

12. a) Mention the features formation of chrominance signal. [Marks 10]

b) What are the merits and demerits of Trinitron tubes. [Marks 5]

13. a) Explain with neat block diagram ACC amplifier circuits. [Marks 15]

OR

14. a) Explain about color signal matrixing. [Marks 10]

b) Write short notes on U and V demodulators. [Marks 5]

15. Explain about DCT based transform coding system. [Marks 15]

OR

16. Explain the concept of MPEG video compression techniques and mention the
standards. [Marks 15] 

2011 Kannur University B.Tech Electronics and Communications Engineering Seventh semester B-tech Semester B.Tech. (Reg./Sup./lmp. - Including Part Time) Degree Examination, November 201 1 Question paper

VII Semester B.Tech. (Reg./Sup./lmp. - Including Part Time) Degree
Examination, November 201 1
(2007 Admn.)
PT 2K6/2K6 EC 701 : MICRO ELECTRONICS TECHNOLOGY 

Time : 3 Hours Max. Marks: 100

I. a) Brief the effects of dopants during oxidation. [Marks 5]

b) Give the evaluation procedure of the simple CVD System. [Marks 5]

c) Draw the schematic of a simple Bicmos inverter and explain its operation. [Marks 5]

d) Brief the latch up in CMOS circuits. [Marks 5]

e) Give the different encodings used in stick diagram representation for nMOS process. [Marks 5]

f) List the various )" based design rules adopted for the transistor in nMOS, PMOS and CMOS. [Marks 5]

g) Describe the short comings of producing thick field oxide as isolation. [Marks 5]

h) Write short notes on ballistic nano transistors. [Marks 5]

II. a) i) Write short notes on types of photo resists. [Marks 5]

ii) Explain with a schematic, the CZO Charlski growth method in detail. [Marks 10]

OR

b) i) Briefly describe the advantage and disadvantages of Atmosphere pressure
CUD of diectrics. [Marks 5]

ii) State the Hicks laws. Give the mechanism factors for determination of
the diffusion coefficient D. [Marks 10]

III. a) i) Derive the expression for lds in a nMOS transistor in the different regions
of operations. [Marks 10]

ii) Mention the types of nMOS transistors and give their output characteristics
and made the parameters. [Marks 5]

OR

b) i) Explain the nMOS Fabrication process with required figures. [Marks 10 ]

ii) Compare CMOS and bifdar technology. [Marks 5]

IV. a) i) Give the Stick diagram of the NAND gate using nMOS and CMOS design
style. [Marks 8]

ii) Write short notes on Pass transistors and transmission gates. [Marks 7]

OR

b) Give the nMOS implementation of Sum and Carry output of a half adder
circuit. Also draw the layout of the above circuits. [Marks 15]

V. a) i) Explain the SWAMI Process in detail. Draw necessary figures. [Marks 10]

ii) Compare simple shallow trench isolation process and deep trench isolation
process. [Marks 5]

OR

b) i) Explain the different SOI methods in device isolation. [Marks 10]

ii) Write about the ohms law in nanometer scaled devices. [Marks 5] 

2011 Kannur University B.Tech Electronics and Communications Engineering Seventh Semester B.Tech. (Reg./Suppl./Imp.-Including(Part Time) Degree Examination, November 2O11 : SATELLITE COMMUNICATION Question paper

VII Semester B.Tech. (Reg./Suppl./Imp.-Including(Part Time) Degree
Examination, November 2O11
(2007 Admn.)
PT 2K6/2K6 EC 705 (B) : SATELLITE COMMUNICATION 

Time: 3 Hours Max. Marks : 100 

PART_ A 

1. Why satellite communication is so important ? [Marks 5]

2. Describe about orbital mechanics. [Marks 5]

3. What do you mean by look angle ? Explain. [Marks 5]

4. State Grassmans Law and mention its significance. [Marks 5]

5. Explain about spread spectrum transmission system. [Marks 5]

6. Explain about GPS position location principles. [Marks 5]

7. Describe satellite signal acquisition and mention its importance. [Marks 5]

8. Describe the concept of motion compensation. [Marks 5]


PART _ B 

9. a) Explain with neat diagram satellite communication system. [Marks 10] 

b) Mention about future trends in satellite communication system. [Marks 5] 

OR 

10. Explain about orbital effects in communication systems. 

11. a) Mention elaborately about satellite telemetry tracking systems. [Marks 15] 

OR 

12. a) Enlist the features of satellite antenna equipments. [Marks 10] 

b) Explain about primary power test methods. [Marks 5] 

13. a) Explain with neat block diagram FDMA and mention its importance. [Marks 15] 

OR 

14. a) Provide examples of TDMA frame structures and explain. [Marks 10] 

b) Explain about spread spectrum transmission system. [Marks 5] 

15. Design a down link/uplink for an educational institution and mention its 

specification. [Marks 15] 

OR 

16. Describe with neat block diagram satellite navigation system. [Marks 15]

2011 Kannur University B.Tech Electronics and Communications Engineering Seventh Semester B.Tech. (Reg./Sup./Imp. - Including Part Time) Degree Examination, November 2011 : SOFT COMPUTING Question paper

VII Semester B.Tech. (Reg./Sup./lmp. - Including Part Time) Degree
Examination, November 2011
(2007 Admn.)
PT 2K6/2K6 EC 705 (E) : INDUSTRIAL ELECTRONICS

Time : 3 Hours Max. Marks: 100

I. a) Explain how relative velocity is measured. [Marks 5]

b) Describe optical method of distance measurement. [Marks 5]

c) Explain the Gyroscopic force measurement. [Marks 5]

d) Explain the pressure measurement by Dead weight Gage. [Marks 5]

e) Describe the functioning of Head type flow meter. [Marks 5]

f) Discuss about Gamma ray method. [Marks 5]

g) Explain the operation of sound level meter. [Marks 5]

h) Discuss about the phase angle measurement. [Marks 5]

II. a) Describe the construction and working of any two type of accelarometers. [Marks 15]

OR

b) i) Describe the functioning of Magnetic pulse counting type speed
measurement. [Marks 8]

ii) Describe the construction and working of Gyroscopes. [Marks 8]

III. a) Describe the following force measurement methods with neat sketches.
i) Strain gage load cell [Marks 8]
ii) Vibrating wire force transducer. [Marks 7]

OR

b) Describe how pressure measurement by Mcleod gauge and Thermal

conductivity gauge. [Marks 15]

IV. a) Explain about the construction and operation of electromagnetic and ultrasonic

type flow meters. [Marks 15]

OR

b) Discuss about the following density measurement methods.
i) Buoyancy method. [Marks 7]
ii) Air pressure balance method. [Marks 8]

V. a) Describe the construction and working principle of optical pyrometer. [Marks 15]

OR

b) Describe any two methods of humidity measurement. [Marks 15] 

2011 Kannur University B.Tech Electronics and Communications Engineering Seventh Semester B.Tech. (Reg./Suppl./lmp.-lncluding-Part Time) Degree Examination, November 2011 (2007 Admn.) : MICROWAVE ENGINEERING Question paper

Are you looking for the old question papers of Kannur University-Electronics and communication-MICROWAVE ENGINEERING Here is the previous year question paper from Kannur University. This is the original question paper from the Electronics and Communications Engg. Seventh semester exam conducted by Kannur University in year 2011. Feel free to download the question paper from here and use it to prepare for your upcoming exams.

2011 Kannur University B.Tech Computer Science and Engineering VII Semester B.Tech. (Reg./Supple./Imp.-Including Part Time) Degree Examination : INTERNET AND MOBILE COMMUNICATION SYSTEM TECHNOLOGIES Question paper

VII Semester B.Tech. (Reg./Supple./lmp.-lncluding Part Time) Degree
Examination, November 2011

2K6 CS 701 : INTERNET AND MOBILE COMMUNICATION SYSTEM
TECHNOLOGIES 

Time : 3 Hours Max. Marks : 100

PART _ A 

1. Distinguish virtual circuit networks and datagram networks. [Marks 5]

2. How video compression is achieved in the internet ? [Marks 5]

3. Define CSMA/CD scheme and why CSMA/CD scheme failed in wireless networks. [Marks 5]

4. Enumerate the advantages of cellular systems with smallcells.[Marks 5]

5. Draw a GSM TDMA frame with its slots and bursts. How GSM avoids frequency
selective fading ? [Marks 5]

6. Define the Piconet and Scatternet networking in Bluetooth and mention its
advantages.[Marks 5]

7. Discuss the DHCP protocol with its basic configuration. [Marks 5]


8. Describe the basic objectives of WAP protocol. [Marks 5]


PART _ B 

9. a) i) Discuss the types of delay encountered in packet switched networks. [Marks 5]

ii) Illustrate queueing delay and packet loss in packet switched networks. [Marks 5]

b) Discuss RTSP with its features and illustrate client-server interaction using
BTSP. [Marks 5]

OR

10. a) Explain the mechanism involved in accessing audio and video through a
web server. [Marks 9]

b) Describe the tiered hierarchy of lSPs and state the characteristics of each
tier. [Marks 6]

11. a) i) Compare slow and fast frequency hopping spread spectrum systems. [Marks 5]

ii) Discuss the lnter symbol interference problem and state the measures to [Marks 5]
overcome this problem.

b) Discuss the three fundamental behaviours of radiowaves depending on their [Marks 5]
frequency.

OR

12. a) Explain DSSS systems, importance with its transmitter and Receiver block
diagram. [Marks 8]

b) Explain FDMA and CDMA mechanisms. [Marks 7]

13. a) Explain the IEEE 802.11 system architecture, protocolarchitecture and its
management. [Marks 9]

b) Explain the importance of L2CAP layer in Bluetooth and give the L2CAP
packet formats and services. [Marks 6]

OR

14. a) Draw the GSM protocol architecture for signalling and what are the tasks
associated with physical, datalink and network layer ? [Marks 8]
b) Discuss the features of HIPERLAN 2 and explain how it differc from HIPEHLAN 1. [Marks 7]
15. a) Explain the Route optimization procedure of Mobile IP protocol. [Marks 8]

b) Explain the classical enhancements of TCP for mobility with their advantages
and disadvantages.[Marks 7]

OR

16. a) i) State the requirements that led to Mobile lP. [Marks 5]

ii) What entities and terminology are needed to understand Mobile lP ? [Marks 5]

b) lllustrate the Mobile lP Packet delivery process. [Marks 5] 

2011 Kannur University B.Tech Computer Science and Engineering VII Semester B.Tech. (Reg/Suppl./Imp. - Including Part Time) Degree Examination: DESIGN AND ANALYSIS OF ALGORITHMS Question paper

VII Semester B.Tech. (Reg/Suppl./Imp. - Including Part Time) Degree
Examination, November 2011
(2007 Admn.)
2K6 CS 702 : DESIGN AND ANALYSIS OF ALGORITHMS 

Time : 3 Hours Max. Marks : 100



I. 1. Write short notes on Big O Notation. [Marks 5]

2. Use the master method to give tight asymptotic bounds for the recurrences problem. [Marks 5]
3. How do you construct a Huffman code ? [Marks 5]
4. Write short notes on elements of dynamic programming. [Marks 5]
5. What are the ways of solving NP complete problems ? [Marks 5]
6. Compare Euler tour with Hamiltonian cycle. [Marks 5]
7. Write short notes on probabilistic analysis. [Marks 5]
8. What are indicator random variables ? [Marks 5]

ll. A) Discuss the performance of quick sort algorithm with regards to partitioning. [Marks 15]

OR

B) Explain any two most common techniques used in amortized analysis. [Marks 15]
III. A) Explain the Divide-and-Conquer approach with a suitable example. [Marks 15]
OR

B) Discuss in detail about Back Tracking. [Marks 15]
IV. A) Show that the Hamiltonian-path problem is NP complete. [Marks 15]

OR

B) Show that the subset-sum problem is solvable in polynomial time if the target

value t is expressed in unary. [Marks 15]

V. A) Discuss randomized algorithm for n-Queen problem. [Marks 15]

OR

B) Bring out the importance of Dixons integer factorization algorithm with a real

life example. [Marks 15] 

2011 Kannur University B.Tech Computer Science and Engineering VII Semester B.Tech. (Reg./Sup./Imp - Including Part time) Degree Examination, November 2011 : COMPUTER GRAPHICS AND MULTIMEDIA Question paper

VII Semester B.Tech. (Reg./Sup./Imp - Including Part time) Degree
Examination, November 2011
(2007 Admn.)
2K6CS 703 : COMPUTER GRAPHICS AND MULTIMEDIA 

Time : 3 Hours Max. Marks : 100

Instruction : Answer all questions.

1. a) Mention the different attributes used for drawing line and arc. [Marks 5]

b) Explain about exterior clipping. [Marks 5]

c) Write any two properties of Bezier curves. [Marks 5]

d) Write short notes on BSP trees. [Marks 5]

e) Define multimedia and describe various attributes of multimedia. [Marks 5]

f) Explain the different parameter mention for HDTV. [Marks 5]

g) Explain the different types of compression technique. [Marks 5]

h) Define JPEG and mention component of JPEG. [Marks 5]

2. a) Describe any two hard copy devices. [Marks 8]
b) Device the window-to-view port transformation . [Marks 7]

OR

a) Describe matrix formulation of 2-D transformation : translation, rotation and
scaling. [Marks 7]
b) Discuss the following algorithms used for line :

i) The basic incremental algorithm

ii) Mid point line algorithm. [Marks 8]

3. a) Explain the different types of sweep representation. [Marks 8]

b) Describe the procedure for drawing Bezier curves. [Marks 7]

OR

a) Explain the Z-Buffer algorithm for hidden surface removal. [Marks 8]

b) Explain the properties of B spline. How it is differ from Bezier. [Marks 7]

4. a) Explain the list of Multimedia applications. [Marks 7]

b) Explain the data stream characteristics for continuous media. [Marks 8]
OR

a) What are the devices and software to support MlDl ? [Marks 7]


b) Explain the following :
i) How the computer-generated speech signal also ?
ii) How the speech signal transmit over network ? [Marks 8]

5. a) Distinguish between multimedia system and hyper media system. [Marks 7]

b) Explain the different properties of H.261 and H.263. [Marks 8]

OR

a) Explain the steps of lossy sequential DCT based coding modes. [Marks 7]

b) What is editing features ? Explain its briefly. [Marks 8] 

2011 Kannur University B.Tech Computer Science and Engineering VII Semester B.Tech. (Reg./Sup./Imp. - Including part Time) Degree Examination, INTERNET AND WEB PROGRAMMING WITH JAVA Question paper

VII Semester B.Tech. (Reg./Sup./Imp. - Including part Time) Degree
Examination, November 2011
(2007 Admn.)
2K6 CS 704 - INTERNET AND WEB PROGRAMMING WITH JAVA 

Time : 3 Hours Max. Marks : 100

I. 1) Describe the creation of a simple interface using Swing that will enable a
user to input the following partitioned fields :

. First and Last names

. Email Address

. Password and its validation. [Marks 5]

2) Explain with an example about the event handling using Java Swing with an example. [Marks 5]

3) How is data manipulation and data navigation done in Java Database Connectivity ? [Marks 5]

4) Explain how a servlet is created and executed with an example. [Marks 5]

5) Illustrate with an example about how control statements are executed in HTML. [Marks 5]

6) Discuss about the Document Object Mode! with an application for it. [Marks 5]

7) Describe about the standard actions in server side scripting language. [Marks 5]

8) Illustrate with an example about how dynamic contents are added and executed in PHP. [Marks 5]

II. A) Define a Layout. Mention the different types of layouts implemented in Java with an example for each. [Marks 15]

OR

B) Explain in detail about the Swing basic containers and Swing components
with examples. [Marks 15]

III. A) Explain the life cycle of a Servlet. Also explain how the session tracking is
done in Servlets ? [Marks 15]

OR

B) Define JDBC. Mention the components used in JDBC. List out the steps to
Connect to the database using JDBC with an example. [Marks 15]

IV. A) Illustrate with an example, the working of HTML tags, Frames and forms. [Marks 15]

OR

B) With a complete example, illustrate the working of the Simple Object Access
Protocol. [Marks 15]

V. A) Explain any one application in detail using PHP. Also mention the steps
used for solving the application. [Marks 15]

OR

B) Define a JSP. Mention its advantages and applications. Also explain with an
example about the Scripting components involved in the JSP. [Marks 15] 

2011 Kannur University B.Tech Computer Science and Engineering Seventh Semester B.Tech. (Reg./Sup./Imp. - Including part Time) Degree Examination:ADVANCED DATABASE SYSTEMS Question paper

Are you looking for the old question papers of Kannur University- Computer Science and Engineering? Here is the previous year question paper from Kannur University. VII Semester B.Tech. (Reg./Sup./Imp. - Including part Time) Degree Examination:ADVANCED DATABASE SYSTEMS.Feel free to download the question paper from here and use it to prepare for your upcoming exams.

VII Semester B.Tech. (Reg./Sup./Imp. - Including part Time) Degree
Examination, November 201 1
(2007 Admn.)
2K6CS 705 (A) : ADVANCED DATABASE SYSTEMS 
Time : 3 Hours Max. Marks : 100 

PART _ A

1. a) Describe structured types and inheritance in SQL. [Marks 5]

b) Describe the Multiset types in SQL. [Marks 5]

c) Explain briefly on Page Rank in Google Search Engine. [Marks 5]

d) How the text mining applied in data-mining techniques ? [Marks 5]

e) Give the advantage of centralized system with diagram. [Marks 5]

f ) Explain the three different portioning techniques. [Marks 5]

g) Write notes on time specification in SQL. [Marks 5]

h) Explain Real-Time Transaction Systems. [Marks 5]

PART _ B 

2. a) Explain the object identity and reference types in SQL. [Marks 15]

OR

b) Explain the Nesting and Unnesting with example. [Marks 15]
3. a) Explain the concept of Ranking with example. [Marks 15]

OH

b) Explain the information retrieval and structured data. [Marks 15]
4. a) Explain the two forms of inter-operation parallelism and query optimization. [Marks 15]

OR

b) Explain the concurrency control in Distributed Databases. [Marks 15]

5. a) Explain the indexing of spatial data. [Marks 15]

OR

b) Explain briefly on transactional workflows. [Marks 15] 

2011 Kannur University B.Tech Computer Science and Engineering Seventh Semester B.Tech.CSE (Reg./Sup./Imp. - Including Part Time) Degree Examination: COMPUTATIONAL COMPLEXITY Question paper

Are you looking for the old question papers of Kannur University Computer Science and Engineering? Here is the previous year question paper from Kannur University.VII Semester B.Tech. (Reg./Sup.Imp. - Including Part Time) Degree Examination:INFORMATION STORAGE MANAGEMENT.Feel free to download the question paper from here and use it to prepare for your upcoming exams.

VII Semester B.Tech. (Reg./Sup./Imp. - Including Part Time) Degree
Examination, November 2011
(2007 Admn.)
2K6CS 705 (F) : COMPUTATIONAL COMPLEXITY 

Time:3 Hours Max. Marks: 100

Instruction : Answer all questions.

I. a) Write notes on Karp-completeness based on Karp theorem. [Marks 5]

h) Write notes on space complexity. [Marks 5]

c) Write notes on randomized reduction. [Marks 5]

d) Write notes on Valiants theorem. [Marks 5]

e) Write notes on interactive proofs with suitable examples. [Marks 5]

f) Explain multi-party communication complexity. [Marks 5]

g) Write notes on quantum computation with suitable examples. [Marks 5]

h) Write notes on random walks. [Marks 5]

II. a) Explain the NP problems and show that travelling salesman problem is an NP
complete problem. [Marks 15]
OR

b) Explain in detail the NP complete problems. Prove that the satisfiability problems are NP complete. [Marks 15]

III. a) Explain about major aspects of the failure probability of randomized algorithms. [Marks 8]

b) Explain in detail the concept of counting complexity. [Marks 7]

OB

c) Explain PTMs in detail with suitable examples. [Marks 15]

IV. a) Explain in detail the randomized decision trees with suitable examples. Write
notes on randomized algorithms. [Marks 15]
OR

b) Write notes on differences between interactive proofs and mathematical proofs
by giving suitable examples. [Marks 15]
V. a) Explain polynomial time sampling with example. [Marks 10]

b) Write notes on derandomization. [Marks 5]

OR

c) Explain in detail the PCP and the hardness of approximation with the help of
suitable examples. [Marks 15] 

2012 Kannur University B.Tech Electronics and Communications Engineering VI Semester B.Tech. (Regular/Supplementary/Improvement - Including Part Time) Degree Examination PT 2K6/2K6 EC 603 : RADIATION AND PROPAGATION Question paper

VI Semester B.Tech. (Regular/Supplementary/Improvement - Including
Part Time) Degree Examination, May 2012
(2007 Admn. Onwards)
PT 2K6/2K6 EC 603 : RADIATION AND PROPAGATION 

Time : 3 Hours Max. Marks : 100

Instruction : Answer all questions.

PART- A

1. Explain directivity and gain. How are they related ? [Marks 5]

2. Explain effective height of an antenna. [Marks 5]

3. Write a note on end fire arrays. [Marks 5]

4. Explain the multiplication of radiation patterns. [Marks 5]

5. Discuss the radiation pattern of a V-antenna. [Marks 5]

6. Write a note on log-periodic antenna. [Marks 5]

7. Write a note on skip distance. [Marks 5]

8. Discuss multihop propagation. [Marks 5]

PART- B

9. a) Write a note on each :
i) Hertzian dipole
ii) Beam solid angle
iii) Half power band width. [Marks 15]

OR

b) i) A thin dipole antenna is Lambda/8 long. If its loss resistance is 1.5 ohm. Find its
radiation resistance and efficiency. [Marks 8]
ii) state and prove Babinets principle for complementary antennas. [Marks 7]
10. a) Find the array factor and draw the normalized radiation pattern of a broad
side array of five isotropic radiation spaced Lambda/2 apart.The excitation amplitude
ratios are 1 : 2 : 3 :2: 1. Compare the first side lobe level with that of a five
element uniform array. [Marks 15]

OR

b) i) Design a 6 element end fire array with l,/2 spacing between elements .
The pattern is to be optimum with a side lobe level 13.9 dB down the main
lobe maximum. [Marks 10]
ii) Write a note on tapering of array. [Marks 5]

11. a) Write brief notes on:
i) Parabolic reflector antenna
ii) V-antenna
iii) Micro strip antenna. [Marks 15]

OR

b) Discuss the design procedure of a Yagi-uda antenna ? What are its applications ? [Marks 15]


12. a) Write notes on :
i) Ionospheric storm
ii) Whistling
iii) Fading. [Marks 15]

OR

b) Discuss the features of ground wave propagation, tropospheric scatter
propagation and spherical earth propagation. [Marks 15]