Object Oriented Modeling and Design (OOMD) Previous Question Paper - S7 BTech Computer Science

Object Oriented Modeling and Design (OOMD) previous year question paper for Seventh semester (s7) BTech Degree computer science and engineering under MG University (MGU) syllabus.

B.TECH. DEGREE EXAMINATION, NOVEMBER 2015

Seventh Semester

Branch : Computer Science and Engineering

CS 010 704 - OBJECT ORIENTED MODELING AND DESIGN (CS)

(New Scheme - 2010 Admissions onwards)

[Regular/Supplementary]

Time : Three Hours

Maximum : 100 Marks

Part A

Answer all questions.

Each question carries 3 marks.

1. Describe object modeling.
2. What is an event and a state ?
3. How is a target system organised using system design.
4. What are the steps involved in object design.
5. Mention the purpose of use case diagrams.

(5 × 3 = 15 marks)

Part B

Answer all questions.

Each question carries 5 marks.

6. Explain link attributes and role names.
7. Describe how operations are controlled ?
8. Differentiate between dynamic modeling and functional modeling.
9. List the steps to be performed by the designer during object design.
10. Describe the class notation with an example.

(5 x 5 = 25 marks)

Part C

Answer all questions.

Each question carries 12 marks.

11. Describe the various stages involved in the object oriented methodology.
    
    Or
12. Explain in detail about the three types of object oriented models.
13. Describe process and data flows used in data flow diagrams.
    
    Or
14. Explain the following:
    (i) Entry and Exit Actions;
    (ii) Internal Actions.
15. Explain in detail the common architectural frameworks.
    
    Or
16. Describe the handling of the boundary conditions of a system.
17. Explain the process of combining the three models to obtain operation on classes.
    
    Or
18. Describe the approaches to implementation of control in object design.
19. Explain the primary goals in the design of unified modelling language.
    
    Or
20. Illustrate the sequence diagram symbols and briefly explain the notations.

(5 x 12 = 60 marks)

Advanced Networking Trends BTech Previous Year Question Paper 2016 - MG University

B.TECH, DEGREE EXAMINATION, MAY 2016

Eighth Semester

Branch Computer Science and Engineering

CS 010 804 L06 – ADVANCED NETWORKING TRENDS (Elective III) (CS)

(New Scheme—2010 Admission onwards)

[Regular/supplementary]

Time : Three Hours

Maximum : 100 Marks

Part A

Answer all questions

Each question carries 3 marks

1. Draw the frame format of Ethernet.
2. An AAL1 layer receives data at 2Mbps. How many cells are created per second by ATM layer ?
3. Differentiate between infrared and radio transmission.
4. What is self configuration and autoconfiguration ?
5. What is Hybrid TDMA / FDMA ?

(5 x 3 = 15 Marks)

Part B

Answer all questions.

Each question carries 5 marks.

6. Explain the following with respect to fast Ethernet:
     (a) 100BASET4 ; and (b) 100BASETX.
7. Write a short note on ATM cell header format.
8. With the neat diagram briefly explain Bluetooth protocol stack.
9. What is the scope of mesh 802.11s ?
10. What is Flooding and what are its disadvantages ?

(5 x 5 = 25 Marks)

Part C

Answer all questions.

Each question carries 12 marks.

11. Explain gigabit Ethernet in detail.
    
    Or
12. What is ISDN ? Explain its protocol architecture.
    
    
13. What are the various ATM signaling used ? Explain in detail.
    
    Or
14. With the neat diagram, explain ALL3/4 and AAL5 layers of AAL.
    
    
15. Explain 802.11 architecture and protocol architecture with a neat diagram.
    
    Or
16. What are the collision avoidance methods used in IEEE 802.11 ?
    
    
17. Explain the architecture of 802.11s.
    
    Or
18. Explain the concept of Vehicular Mesh network.
    
    
19. How do we measure the quality of sensor network ?
    
    Or
20. Explain the following issues with respect to sensor networks :
    (a) Synchronization ; and (b) Transport layer issues.

(5 x 12 = 60 marks)

Security in Computing Previous Year Question Paper - MG University BTech Eighth Semester

Eighth semester (s8) BTech Security in Computing previous year question paper - MG university CSE.

B.TECH DEGREE EXAMINATION, MAY 2016

Eighth Semester

Branch: Computer Science and Engineering

CS 010 803 SECURITY IN COMPUTING—(CS)

(New Scheme — 2010 Admission onwards)

[Regular/Supplementary]

Time : Three Hours

Maximum 100 Marks

Part A.

Answer all questions.

Each question carries 3 marks.

1. Define security attacks.
2. What do you mean by Avalanche effect?
3. Differentiate between direct and arbitrated digital signature.
4. What are the services provided by IP Sec ?
5. What do you mean by Biba integrity model ?

(5 x 3 = 15 marks)

Part B

Answer all questions.

Each question carries 5 marks.

6. Briefly explain symmetric cipher model.
7. Explain briefly about prime factorization.
8. Write note on hash functions.
9. What are the different functions provided by S/MIME? Explain.
10. Explain password selection strategies and their significance.

(5 x 5 = 25 marks)

Part C

Answer all questions.

Each question carries 12 marks.

11. What is meant by security services ? Explain different categories of security services.
    
    Or
12. What is meant by transposition cipher ? Explain rail fence cipher and row transposition ciphers with example.
    
13. With a neat sketch, explain about the DES encryption and decryption process with the internal structure of a single round of DES algorithm.
    
    Or
14. Explain the key management of public key encryption in detail.
    
15. Write down and explain SHA-512 algorithm.
    
    Or
16. Discuss the overview of Kerberos. Explain Simple Authentication Dialogue and More Secure Authentication Dialogue, in Kerberos Version 4.
    
17. What is PGP ? What are the services provided by PGP ? Explain.
    
    Or
18. What is meant by firewalls ? Discuss about different types of firewalls.
    
19. Define Intrusion Detection. Explain in detail about the various types of detection mechanisms.
    
    Or
20. What are Security models ? Explain different types of Security models.

(5 x 12 = 60 marks)

Previous Year Computer Graphics Question Paper - MG University BTech Degree Exam

Computer Graphics previous year question paper of seventh semester (s7) BTech exam under MG university (MGU).

В ТЕСН. DEGREE EXAMINATION, MAY 2016

Seventh Semester

Branch: Computer Science and Engineering

CS 010 703 COMPUTER GRAPHICS (CS)

(New Scheme—2010 Admission onwards)

[Regular/Supplementary]

Time : Three Hours

Maximum 100 Marks

Part. A

Answer all questions.

Each question carries 3 marks.

1. Define Raster Scan displays.
2. State Bresenham's Line drawing algorithm.
3. Define Bezier Curves.
4. Define Perspective Projection.
5. What is Texture Mapping ?

(5 x 3 = 15 marks)

Part B

Answer all questions.

Each question carries 5 marks.

6. Describe briefly about Display files.
7. State and explain Cohen Sutherland line clipping algorithm.
8. Briefly explain B-Spline curve technique.
9. Explain any one Back-face detection technique.
10. Describe Constant shading method.

(5 x 5 = 25 marks)

Part C

Answer all questions.

Each full question carries 12 marks.

11. Explain the working of any three Graphical Input devices with neat diagrams.
    
    Or
12. Explain the functions and components of Random Scan display system.
    
13. Explain Polygon clipping and viewing transformations in detail.
    
    Or
14. Describe Bresenham's Circle drawing algorithm with examples.
    
15. Explain Bezier Curves and Surfaces.
    
    Or
16. Write notes on the following :—
    (a) Quadric surfaces
    (b) Sweep representation
    (c) Octrees.
    
17. Explain the Depth Buffer algorithm for hidden surface removal.
    
    Or
18. Describe about various 3D viewing projections.
    
19. Describe Ray Tracing and Ray Casting fractals with examples.
    
    Or
20. Explain various Interpolative shading methods.

(5 × 12 = 60 marks)

Signals And Communication Systems Previous Year Question Paper - MGU Btech

Previous year question paper of Signals and Communication Systems paper of Fourth semester BTech Computer Science and Engineering degree under MG University (MGU)

B.TECH DEGREE EXAMINATION,MAY 2013 Fourth Semester

Branch : Computer Science and Engineering

CS 010 404-SIGNALS AND COMMUNICATION SYSTEMS (CS)

(New Scheme-2010 Admission onwards) 

[Regular/Improvement/Supplementary]

Time : Three Hours

Maximum:100 Marks

Part A

Answer all questions.

Each question carries 3 marks.

1. Write short notes on Quantisation.
2. Describe different communication channels.
3. Explain about Sample problems based on different modulation methods.
4. Compare Datagram's and virtual circuits.
5. What is Bar code?

(5*3=15 marks)

Part B

Answer all questions.

Each question carries 5 marks.

6. List the different types of signals and explain its properties.
7. Explain signal propagation delay and attenuation .
8. Explain pulse width modulation.
9. Describe in detail Wavelength division multiplexing.
10. Explain convolution coding.

(5*5=25 marks)

Part C

Answer all questions.

Each full question carries 12 marks.

11. (a) Explain sampling theorem with necessary diagrams.

Or

(b) Determine the Fourier transform of the signal.


12. (a) Draw and explain the Architecture of a Typical communication system. And explain the different types of noise.

Or

(b) Explain in detail different types of communication channels.


13. (a) Explain any three types of Pulse modulation techniques.

Or

(b) Explain the following types of modulation schemes (PSK,DPSK)


14. (a) Explain various switching methods.

Or

(b) Explain with block diagram Time Division Multiplexing (TDM) (Transmitter and Receiver section ).

15. (a) Write the following error correction and detection code with example:
Line coding schemes, block coding

Or

(b)Write short notes on ASCII, EBCDIC, Bar coding and Baudot coding

(5*12=60 marks)

Signals And Communication Systems Previous Year Question Paper - MG University BTech

This is the previous year question paper (2014 May) of signals and communication systems (SCS) paper of BTech Computer Science and Engineering under MG university (MGU).

B.TECH DEGREE EXAMINATION,MAY 2014 Fourth Semester

Branch : Computer Science and Engineering

CS 010 404-SIGNALS AND COMMUNICATION SYSTEMS (CS)

(New Scheme-2010 Admission onwards) [Regular/Improvement/Supplementary]

Time : Three Hours

Maximum:100 Marks

Part A

Answer all questions.

Each question carries 3 marks.

1. Enumerate the properties of the signals. Explain any two.
2. Define and explain Noise. List the types of noise
3. What is the difference between PPM and PDM ? Explain in detail.
4. What is the principle of WDM ? Mention the types of WDM.
5. Explain the properties of hamming codes.

(5*3=15 marks)

Part B

Answer all questions.

Each question carries 5 marks.

6. Define and explain CTFS .
7. Differentiate Twisted pair from coaxial cables. Explain.
8. What is OOK ? Bring out its mathematical representation .
9. Explain the principles of Half and Full duplex transmissions with neat diagrams.
10. Give an account on "Baudot code".

(5*5=25 marks)

Part C

Answer all questions.

Each full question carries 12 marks.

11. (i) State and explain sampling theorem.
(ii) Prove the properties of CTFS.

Or

12. Differentiate continuous time signals from discrete time signals with examples. Explain the difference.


13. Define and explain typical parameters of communication systems.

Or

14. State and explain Shannon Hartley theorem. Derive an expression for Channel capacity of a Noisy channel.


15. Explain AM,PM and FM in detail with neat diagrams. Bring out their mathematical representations.

Or

16. Compare and contrast the parameters of different modulation formats. Explain the comparison in detail.


17. Explain the principles of TDM and FDM in detail with neat diagrams .

Or

18. Explain the basic concept of SONET with neat diagrams.


19. Explain the properties and advantages of Linear block codes. Drive its code vector.

Or

20. Write technical notes on:
(i) EBCDIC
(ii) Parity coding
(iii) Syndrome calculator.

(5*12=60 marks)

Mathematics Capsule for Engineering Entrance Exams in India

In this post, i am adding a mathematics capsule for entrance exams for engineering in India. This capsule is based on Higher secondary syllabus and contains Formulae, shortcut equations, tips and tricks that may be helpful for solving objective questions from mathematics.
I hope this pdf will be helpful for those students who are preparing for competitive entrance exams like KEAM, AIEEE, IIT JEE etc.
Click the following link to download the capsule as pdf.
Download