Transcript information technology - st. joseph college of engineering

Reg. No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
AUGUST 2014
BRANCH: COMPUTER SCIENCE AND ENGINEERING/
INFORMATION TECHNOLOGY
SEMESTER:III
(Regulation : 2013)
CS 6301 – PROGRAMMING AND DATA STRUCTURES II
Time : 3 Hours
Answer ALL Questions
Max.Marks : 100
PART – A (10 x 2 = 20 Marks)
1.
What are objects and class?
2.
What is the need for initialization of objects using constructors?
3.
Explain the multiple meanings of the operators << and >> in C++ and
their precedence
4.
What is the difference between pointer and reference?
5.
Define Friend function with its rule.
6.
How will you overload Unary and Binary operator using Friend functions?
7.
Write at least four rules for Operator overloading
8.
What is polymorphism? What are its types?
9.
Write the prototype for a typical pure virtual function
10. Differentiate multiple inheritance and multilevel inheritance
PART-B (5 x 16 = 80 Marks)
11. a) (i) Explain the idea of Classes, Data abstraction and encapsulation.
(ii) Write a C++ program that inputs two numbers and outputs the
largest number using class. [8]
(OR)
b) (i) Consider a Bank Account class with Acc No. and balance as data
members. Write a C++ program to implement the member functions
get_Account_Details ( ) and display_Account_Details (). Also write a
suitable main function.
[10]
(ii) Write a C++ program to explain how the member functions can be
accessed using pointers. [6]
12. a) Explain the basic concepts of object-oriented programming with an
example program.
[16]
(OR)
b) Write a C++ program that
(i) Calculates and prints the sum of the integers from 1 to 10
(ii) To calculate x raised to the power y.
[8 + 8]
13. a) Explain in detail the storage classes in C++ using example
[16]
(OR)
b)(i) Explain runtime polymorphism with an example
[10]
(ii) How is function overloading different from operator overloading.
[6]
14. a) (i) Consider a Fruit Basket class with no. of Apples and no. of
Mangoes as data members. Overload the „+‟ operator to add two
objects of this class.
[8]
(ii) What are the copy constructors and explain with example? [8]
(OR)
b) (i) What are the rules to be followed in function overloading? [6]
. (ii) Write a C++ program that can take either two integers or two
floating point numbers and outputs the smallest number using class,
friend functions and function overloading.
[10]
.15. a)(i) Explain the need for pure virtual functions.
[4]
(ii) Write a C++ program for calculating the area of rectangle and
circle using run-time polymorphism.
[12]
(OR)
b) Discuss the different types of inheritance supported in C++ with
suitable illustration .[16
11.
Reg. No.
a)
Explain briefly the following object oriented concept?
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
AUGUST 2014
OR
BRANCH: INFORMATION TECHNOLOGY
b)
Why constructor does not have return type in java? Explain with
SEMESTER:V
proper example?
(Regulation : 2008)
12.
a)
Explain in detail about the access specifiers in java?
IT2301 JAVA PROGRAMMING
OR
Time : 3 Hours
Answer ALL Questions
Max.Marks : 100
b)
Why do we need static members and how to access them? Explain it
PART – A (10 x 2 = 20 Marks)
with clear example?
1.
What is JVM?
2.
What are Access modifiers in java?
3.
What is static variable and static methods? what is the difference?
4.
What is garbage collection?
13.
a)
Explain java-Doc comments?
OR
14.
5.
b)
What is package? Explain?
a)
Write a in detail about different types of Inheritance
Define constructor and its types?
OR
6.
Define inheritance?
7.
What is the use of super keyword?
8.
Differentiate static binding and dynamic binding?
9.
When will a class be declared as final?
10.
What is an abstract class?
b)
15.
Part – B ( 5 x 16 = 80 marks)
a)
Write a java Program to demonstrate abstract class
Explain final keyword with example?
OR
b)
Explain the different methods in java.Util.Arrays class with
example?
Reg. No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
AUGUST 2014
12. a) What are the operations of cellular system, explain with its radio
propagation effects?
OR
BRANCH: INFORMATION TECHNOLOGY
b) Compare and Contrast SDMA, FDMA, TDMA and CDMA.
SEMESTER:VII
13. a) Explain clearly the mechanism of Medium Access Control with
CDMA.
(Regulation : 2008)
Time : 3 Hours
IT2402 MOBILE COMPUTING
Answer ALL Questions
Max.Marks : 100
PART – A (10 x 2 = 20 Marks)
1.
2.
3.
Prove that Barker code has good auto correlation.
Draw the frequency assignment for radio transmission.
Calculate traffic intensity the calling rate averages 20 calls per minute
and the average holding time is 3 minutes?
4. What is handoff? List out its characteristics.
5. Define mobile communication.
6. What is Wireless Local Loop (WLL)?
7. Differentiate between Wi-Fi and WiMAX.
8. Differentiate wired network and adhoc network based on routing?
9. Why cannot wireless LANs implement CSMA/CD?
10. What are piconets?
Part – B (5 x 16 = 80 marks)
11. a) Explain clearly the various schemes for Medium Access
Control with TDMA.
OR
b) (i) what is hidden and exposed terminal problem? Explain how to
solve. (08)
(ii) Explain about Frequency management and channel allocation? (08)
OR
b) Write a note on mobile adhoc networks.
14. a) Describe the functions of Physical layer and Protocol Architecture of
IEEE 802.11b in detail.
OR
b) Briefly discuss about systems and protocol structure of 802.16
standards and its MAC layers.
15. a) List the two MAC Sub layers defined by IEEE 802.11 standard and
explain.
OR
b) (i) Write short notes on wireless local loop. (8)
(ii) With the suitable diagram explain the extended service set
Reg. No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
AUGUST 2014
BRANCH: COMMON TO CSE & IT
SEMESTER:III
(Regulation : 2013)
CS6302 DATABASE MANAGEMENT SYSTEMS
Time : 3 Hours
Answer ALL Questions
Max.Marks : 100
PART – A (10 x 2 = 20 Marks)
1. With an example explain what a derived attribute is?
2. Give the reasons why null values might be introduces into the database.
3. A relation R={A,B,C,D} has FD‟s F={AB -> C,C -> D, D ->A}. Is R is in 3NF?
4. Define Data independence.
5. What is a data model? List the types of data models used.
6. Describe a circumstance in which you would choose to use embedded SQL rather
than using SQL alone.
7. Define super key and foreign key?
8. What are the four broad categories of constraints?
9. Write a SQL statement to find the names and loan numbers of all customers who
have a loan at Chennai branch.
10. List the SQL domain Types?
PART B (5 X 16 Marks = 80 Marks)
11. a) With neat diagram, explain the structure of a DBMS.
(OR)
b) i) Explain the differences between physical level, conceptual level and view
level of data abstraction.
ii) Define data model. Explain the different types of data models with relevant
examples.
12. a) Consider the relational database
employee (empname, street, city)
works (empname, companyname, salary)
company (companyname, city)
manages (empname, managername).
Give an expression in the relational algebra for each request.
1. Find the names of all employees who work for first bank Corporation.
2. Find the names, street addresses and cities of residence of all employees who
work for first Bank Corporation and earn more than 200000 per annum.
3. Find the names of all employees in this database who live in
the same city as the company for which they work.
4. Find the names of all employees who earn more than every
Employees of small Bank Corporation.
(OR)
b) Draw an E-R diagram for core banking enterprise system and identify the derived
and composite attributes, the strong and weak entity sets, and relationships.
13 a) Explain 1NF, 2NF, 3NF and BCNF with suitable example.
(OR)
b) Explain cost based query optimization.
14 a) With the help of neat diagram, explain the basic steps involved in processing a
query.
(OR)
b) Consider the following six relations for an order-processing database Application in
a company:
CUSTOMER(CUSTNO,CNAME,CITY)
ORDER(ORDERNO,ODATE,CUSTNO,ORD_AMT)
ORDER_ITEM(ORDERNO,ITEMNO,QTY)
ITEM(ITEMNO,ITEM_NAME,UNIT,PRICE)
SHIPMENT(ORDERNO,ITEMNO,WAREHOUSENO,SHIP_DATE
WAREHOUSE(WAREHOUSENO,CITY)
Here, ORD_AMT refers to total amount of an order; ODATE is the date the order was
placed; SHIP_DATE is the date an order is shipped from the warehouse. Assume that
an order can be shipped from several warehouses. Specify the foreign keys for this
schema, stating any assumptions you make.
I.
Develop a SQL query to list the details of customers who have placed
more than three orders.
II. Develop a SQL query to list the details of items whose price is less than the
average price of all items.
III. Develop an update statement to update the value of ORD_AMT attribute in
CUST_ORDER relation.
IV. Develop a SQL query to list the order number and number of items in each order.
15 a) Explain the embedded SQL and Dynamic SQL with a suitable example.
(OR)
b) With relevant examples discuss the following in SQL.
(i) Data Definition Language. (6)
(ii) Data Manipulation Language (6)
(iii) Data Control Language
(4)
Reg. No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
PART B (5 x 16 Marks = 80 Marks)
11. (a) Discuss the ISO OSI model.
AUGUST 2014
(OR)
(b) Explain in detail about the following.
a. PPP b. SONET c.HDLC
BRANCH: COMMON TO CSE & IT
SEMESTER:V
(Regulation : 2008)
Time : 3 Hours
CS2302 COMPUTER NETWORKS
Answer ALL Questions
Max.Marks : 100
1.
PART – A (10 x 2 = 20 Marks)
Define a layer.
2.
What is the difference between port address, logical address and
physical address?
3.
What do you mean by framing?
4.
What is the use of Two dimensional parity in error detection?
5.
Define bit stuffing.
6.
What is the advantage of FDDI over a basic Token Ring?
7.
List the main two limitations of bridges.
8.
Define source routing.
9.
Mention some of the physical properties of Ethernet.
10. What is CSMA/CD?
12. (a) Given a remainder of 111, a data unit of 10110011 and a
divisor of 1001, is there an error in the data unit. Justify
your answer with necessary principles.
(OR)
(b) How frame order and flow control is is achieved using the
data link layer?
13. (a) i) Name the four basic network topologies and explain
them giving all the relevant features.
ii) Discuss the principle of stop and wait flow control algorithm.
Draw time line diagrams and explain how loss of a frame and
loss of an ACK are handled. What is the effect of delaybandwidth product on link utilization?
(OR)
(b) Explain in detail about token ring and its frame format.
14. (a) Write short notes on :
i. FDDI ii. Bridges and switches
(OR)
(b) Explain IEEE 802.11 architecture for wireless LAN.
15. (a) Discuss about physical properties and medium access protocol
of Ethernet.
(OR)
(b) Explain CSMA in detail.
Reg. No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
11.
AUGUST 2014
PART B (5x16=80 marks)
(a) To illustrate the algorithm, We digitize the line with endpoints
(20.10) and (30,18).this line has a slope of 0.8 with and the value of
BRANCH: COMMON TO CSE & IT
∆x=10, ∆y=8.Draw sample graph.
SEMESTER:VII
OR
(Regulation : 2008)
(b) Explain composite 2D transformation in detail
Time : 3 Hours
CS2401 COMPUTER GRAPHICS
Answer ALL Questions
Max.Marks : 10
PART – A (10 x 2 = 20 Marks)
1.
What are output primitives?
2.
Write down any two character attributes
3.
Define Transformation
4.
What is the difference between window and view port?
5.
How will you clip a point?
6.
Differentiate Oblique projection from Orthogonal projection
7.
Define depth cueing
8.
What is space partitioning representation
9.
Define Ellipsoid
12.
(a) Given a circle radius r = 10, we demonstrate the midpoint circle
algorithm by determining positions along the circle octant in the
first quadrant from x= 0 to x = y. Tabulate the values.
OR
(b) Write about Liang Barsky and Nicholl-Lee-Nicholl line clipping
algorithm
13. (a) Explain sutherland-Hodgeman polygon clipping
OR
(b) Explain all the equation of the ellipse, Draw its two regions and write
midpoint ellipse algorithm.
14. (a) Explain about 3D display methods in detail
OR
(b) Explain about 3D transformations
15. (a) Explain depth buffer and A-buffer method in detail
10. What is object space methods?
OR
(b) Explain B- Spline curves, quadric surfaces and super quadrics in
detail
Reg.
signals
x(n) = {1,1,1,1} h(n) = {6,5,4,3,2,1}
No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
12. a). (i) Determine the Z-transform and the ROC of the signal
x(n) = [ 3(2n) - 4(3n)] u(n).
(ii). Find rxy and r yx for x={1,0,2,3} and y={4,0,1,2}.
(OR)
b). (i). Define Signal.Explain the different types of DT – Signals.
(ii). Discuss the use of FFT algorithm in linear filtering
AUGUST 2014
BRANCH: COMMON TO CSE & IT
SEMESTER:VII(CSE) & V(IT)
(Regulation : 2008)
CS2403 DIGITAL SIGNAL PROCESSING
Time : 3 Hours
Answer ALL Questions
Max.Marks : 100
PART – A (10 x 2 = 20 Marks)
1.
Consider the analog signal
xa (t )  3 cos 2000 t  5 sin 6000 t  10 cos 12000 t.
what is the Nyquist rate for this signal?
Differentiate linear convolution from circular convolution.
What are the advantages of DSP?
Define an LTI system.
Determine the circular convolution of the sequence x1(n)={1,2,3,1} and
x2(n)={4,3,2,1}.
6. Draw the basic block diagram of DSP.
7. What is the relation between DFT and Z- Transform
8. How many complex multiplication and addition are required in DFT and FFT?
9. What is in place computation?
10. List out the applications of FFT.
2.
3.
4.
5.
PART – B ( 5 x 16 = 80 marks)
11. a). Determine whether the following signals are Linear ,Time Variant,
causal and stable
y(n)=cos[x(n)]
y(n)=x(-n+2)
y(n)=x(2n)
yn)=x(n)+nx(n+1)
(OR)
b). (i). The impulse response of a linear time invariant system is
h(n) = { 1, 2, -1, 1}.
Determine the response of the system to the input signal X(n) =
( 1, 2, 3,1)
(ii). Compute circular convolution of x(n) and h(n) for the following
13.
a). A Linear time invariant system is characterized by the system
function H ( z ) 
3  4 z 1
. Specify the ROC of H(z) and
1  3.5 z 1  1.5 z 1
determine h(n) for the following conditions:
(1) The system is stable
(2) The system is causal
(3) The system is anticausal.
(OR)
b). (i). Compute the DFT of the following sequence, x(n) = {1,2,3,4,1}
(ii). Compute the DFT of the following sequence, x(n) = nπ/4 ;
n=0,1,2,3
14. a). (i). Find the DFT of x(n) = {2,2,2,2,2,2,2,2 } using DIT-FFTalgorithm
the DFT of x(n) = {1,-1,1,-1,1,-1,1,-1 } using DIF-FFT
algorithm
(OR)
b). (i). Compute the DFT of x(n) = cos nπ ; for n = 0 to 3.
(ii). Find the DFT of x(n) = {1,1,1,1,1,1,1,1 }using DIT-FFT
15. a). Compute the FFT of the sequence x(n)=n+1 where N=8 using the in
place radix 2 decimation in frequency algorithm.
(OR)
b). (i). State and prove any FOUR properties of DFT
(ii). Mention the differences and similarities between DIT and DIF
FFT algorithms
(ii).Find
Reg.
No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
(OR)
(b).Explain the eight ideas in computer design.
AUGUST 2014
BRANCH: COMPUTER SCIENCE AND ENGINEERING/
12. (a).Explain in detail about the various logical and control
operations in detail.
INFORMATION TECHNOLOGY
SEMESTER:III
(OR)
(b).Explain the various types of instruction in detail.
(Regulation : 2013)
CS6303 COMPUTER ARCHITECTURE
Time : 3 Hours
Answer ALL Questions
Max.Marks : 100
13. (a).What are addressing modes? Explain the various addressing
modes with example.
PART – A (10 x 2 = 20 Marks)
(OR)
(b) .Explain addition and subtraction operation in detail with
1. Define response time or execution time?
examples.
2. What is immediate addressing mode?
3. Define throughput?
14. (a).Describe the algorithm for division with suitable example.
4. What is mean by stored program concept?
5. State the advantages of multiprocessor systems?
(OR)
(b) .Explain in detail the principle of carry look ahead adder.
6. Draw the half adder circuit?
7. What are the two techniques for speeding up the multiplication operation?
8. Discuss the principle behind the Booth‟s multiplier?
9. What do you mean by sub word parallelism?
10. Draw a full adder circuit and give the truth table?
PART – B (5 x 16 = 80 marks)
11. (a). Explain (i).Write a short note on power wall.
(ii).Why uniprocessors are changed to multiprocessors?
Discuss the reason in detail.
15. (a).Explain ALU operation in detail.
(OR)
(b) .Explain the steps for floating point multiplication with neat
diagram and suitable example.
Reg.
No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
AUGUST 2014
PART – B (5 x 16 = 80 marks)
11. a) Explain the various addressing modes supported by SIC and
BRANCH: CSE & IT
SIC/XE with examples.
SEMESTER : V
.
OR
(Regulation: 2008)
b) Explain SIC machine architecture in detail with example.
CS2304 SYSTEM SOFTWARE
Time : 3 Hours
Answer ALL Questions
Max.Marks : 100
12. a) Give examples of a) Data movement operations and b)
Arithmetic operations of SIC/XE.
PART – A (10 x 2 = 20 Marks)
OR
1.
What is direct addressing mode and indirect addressing mode?
2.
What is format 3 and format 4 instructions in SIC/XE machine?
3.
Define the base relative and program counter addressing mode of SIC/XE
machine.
b) Write a sequence of instructions for SIC to set ALPHA equal to
4.
Differentiate system software, application software.
5.
Define upward compatible?
6.
What is forward reference?
7.
What is relocatable program?
8.
What does an assembler perform when it encounters LTORG
directive?
9.
Differentiate the assembler directives RESW and RESB.
10. Define OPTAB,SYMTAB and LOCCTR.
product of BETA and GAMMA
13. a) Explain SIC/XE machine architecture in detail with example.
OR
b) Define the basic functions of assembler and explain in detail
the two-pass assembler algorithm with an example.
14. a) Explain the machine dependent features of an assembler.
assembler
OR
b) Explain pass 1 and pass 2 assembler algorithms in detail.
15. a) Explain the machine independent features of an assembler.
OR
b) Explain MASM assembler in detail.
12. a)(i) Explain eight principles of SOA
Reg. No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
(ii) List the benefits of SOA and compare with Web services
[OR]
AUGUST 2014
BRANCH: INFORMATION TECHNOLOGY
b)(i) Explain briefly about Anatomy of SOA
(ii) Explain briefly about Web services as component wrappers.
SEMESTER:VII
(Regulation : 2008)
IT2401 SERVICE ORIENTEDARCHITECTURE
Time : 3 Hours
Answer ALL Questions
13. a) Explain about common characteristic of contemporary SOA
[OR]
Max.Marks : 100
PART – A (10 x 2 = 20 Marks)
b) Explain (i) Webservices Framework (ii) Service roles
(iii) Service models
1. Define SOA
2. What are the Logical components of the Web services framework?
3. What are the common pitfalls of adopting SOA?
4. What is coarse grained services?
5. What is RPC? What is the use of RPC? List the advantages of RPC?
14. a(i) Explain Service Descriptions with WSDL
(ii)Write a note on
(1) Atomic transactions protocols and Coordinator
(2) Atomic transactions and SOA
6. Explain SOAP message format
7. Define Orchestration and Choreography
8. What is WSDL?
[OR]
b(i) Explain the structure of SOAP in detail ?
(ii) Briefly discuss on Message exchange patters
9. Compare Abstract and Concrete Description?
10. What is Webservices? List the advantages and disadvantages of Webservices
Part – B (5 x 16 = 80 marks)
11. a) Compare SOA to Client-Server And Distributed Architecture
[OR]
b) (i) Write the roots of SOA
(ii) Explain in detail how SOA components are interrelated
15. (a) Explain about service layer abstraction and orchestration service
layer?
[OR]
(b) Write short note on Choreography and Coordination
Reg.No.
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
AUGUST 2014
levels.
OR
(b).(i).What are the major threats to biodiversity? Explain
(ii).Explain the values of biodiversity in detail.
COMMON TO CIVIL,CSE,EEE&IT
SEMESTER:III
13. (a).(i).Discuss the endangered and endemic species of India.
(Regulation : 2013)
GE6351 ENVIRONMENTAL SCIENCE & ENGINEERING
Time : 3 Hours
Answer ALL Questions
Max.Marks : 100
PART – A (10 x 2 = 20 Marks)
1.
India is a mega diversity nation – Account.
2.
Define the term consumers and producers
3.
What is hazard?
4.
What are nutrient cycles?
5.
Enumerate the human activities which destroy the biodiversity.
6.
Name the sources and effects of marine pollution.
7.
Differentiate between pollution prevention and pollution control
8.
What is meant by BOD and COD?
9.
Mention the methods to control noise pollution
10. Differentiate between recycling and reuse
Part – B (5 x 16 = 80 marks)
11. (a).Briefly discuss the structure and functional components of an
Ecosystem.
OR
(b).Describe briefly about the structure and functions of an aquatic
Ecosystem.
.
12. (a).(i).Describe the Oxygen cycle with a neat diagram.
ii).Explain the role of biodiversity at global, national and local
(ii).Discuss the strategies for the conservation of biodiversity.
OR
(b).(i).How is acid rain formed? Explain its impact on environment.
(ii).Explain the concept of source, path receiver in the control of
noise pollution.
14. (a).(i).Describe the disposal methods of solid waste management.
(ii).Explain the Chernobyl accident in detail.
OR
(b).(i).Discuss the major soil pollution and their impact.
(ii).Discuss the role of an individual in preventing pollution.
15. (a).What do you mean by thermal pollution?Discuss the causes, effects
and control measures of thermal pollution.
OR
(b).Explain the various sources, effects and methods of control of water
pollution.
.
Reg.No.
13. (i).Distinguish between FM and PM by giving its mathematical
analysis. (8)
(ii).Derive the relationship between the voltage amplitudes of the side
band
frequencies and the carrier and draw the frequency spectrum. (8)
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
AUGUST 2014
COMMON TO CSE&IT
SEMESTER:III
(Or)
(b).With a neat schematic diagram, explain the balanced ring
(Regulation : 2013)
modulator of
CS6304 ANALOG AND DIGITAL COMMUNICATION
Time : 3 Hours
1.
2.
3.
4.
5.
6.
7.
Answer ALL Questions
BPSK.
Max.Marks : 100
14.(a).(i).Describe the two techniques of achieving carrier recovery
circuit.
(ii).Explain in detail about 8QAM transmitter and receiver.
(Or)
PART-A (10 x 2 = 20 Marks)
What is shot noise
Define Avalanche noise
Draw the FM and PM waveforms
Differentiate between Narrow band and Wide band FM signal
Draw the amplitude modulation wave forms with modulation Index m
=1, m<1, m>1.
What do you meant by FSK?
What is M-ary encoding?
8. How are bit rate and baud rate related?
9. Define minimum Shift keying.
10. Define modulation index of FSK.
PART-B (5 x 16 = 80 Marks)
11. (a). Define Noise figure and explain how it can be calculated
(Or)
(b). (i) Derive equations for AM voltage and power distribution.
(ii).Explain frequency analysis of angle modulation waves.
12. (a). Define FM. Derive the equation for FM wave.
(Or)
(b) Define AM. Derive the expression for AM wave.
(b).What is frequency shift keying? Explain in detail about FSK
transmitter and
receiver
15. (a).With neat schematic diagram, explain the balanced ring modulator
of
BPSK.
(Or)
(b). (i). Compare the various types of digital modulation techniques.
(ii).Explain the eye pattern in base band digital transmission with a
neat
diagram.
Reg.No
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATION I,
AUGUST 2014
COMMON TO CSE & IT
SEMESTER:VII
(Regulation : 2008)
MG2452 ENGINEERING ECONOMICS & FINANCIAL
12. (a).“Managerial economics is the integration of economic theory with
business
practice or the purpose of facilitating decision making and forward
planning by management?” Explain.
(OR)
(b). How does the study of managerial economics help a business
manager in
decision –making? Illustrate your answer with examples from
production
and pricing issues.
ACCOUNTING
Time : 3 Hours
Answer ALL Questions
Max.Marks : 100
PART-A (10 x 2 = 20 Marks)
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
Define Managerial Economics.
What are the factors of production related with economics?
Define concept of Firm.
State the Difference between Managerial Economics and Economics.
Give the Limitations of Sole Proprietorship?
What is meant by Demand?
Define Elasticity of Demand.
What are inferior Goods? Give Examples?
State the common factor influencing Demand and Supply?
What is Demand Forecasting?
PART – B (5 * 16= 80 Marks)
11. (a). What are the other related topics than microeconomic theories in
managerial
economics? How do they contribute to the managerial economics?
(OR)
(b). Write a note on the nature and scope of managerial economics.
13. (a). What is the controversy on profit maximization hypotheses? How
will you
react to the controversy?
(OR)
(b). What are the different techniques of survey methods? Under what
Conditions are complete enumeration and sample survey methods
are
chosen?
14. (a).What are the determinants of elasticity of supply? Explain in detail
the
elasticity of supply.
(OR)
(b).Discuss critically the different methods of demand forecasting.
15. (a). What is supply? Explain the supply determinants and its functions.
(OR)
(b). Explain in detail about the Types of Demand with various goods.
Reg. No.
3.
4.
Solve
Solve
5.
Find the Particular integral of
6.
State the Dirichlet’s conditions for Fourier series.
7.
If
B.E / B.Tech DEGREE INTERNAL ASSESSMENT EXAMINATIONS I, AUGUST 2014
50,
if
COMMON TO ALL BRANCHES
Find the sum of the Fourier series of
SEMESTER III
8.
If
is discontinuous at
, what does its Fourier series represent at
that point?
9.
What is meant by Harmonic Analysis?
10.
Find the constant term in the expansion of
as a Fourier
series in the interval
.
MA6351 – TRANSFORMS AND PARTIAL DIFFERENTIAL EQUATIONS
(Regulation 2013)
PART – B (5 x 16 = 80 Marks)
Time : 3 Hours
Max. Marks 100
11. a) (i) Form the PDE by eliminating the arbitrary function
Answer ALL Questions
 ( x 2  y 2  z 2 , ax  by  cz )  0
(ii) Solve
( D 2  2DD  D 2 ) z  sinh( x  y)  e x2 y  4
PART-A (10 x 2 = 20 Marks)
OR
b) (i) Solve z  px  qy  1  p  q
2
1.
Find the Complete integral of
2.
Form the PDE by eliminating the arbitrary function from
 from
( )
(ii) Solve
2
(2D 2  DD  D 2  6D  3D) z  xe y
period 6, given in the following table
12. a) (i) Solve
x2 p2  y 2q2  z 2 .
(ii) Solve the equation ( D
3
 D 2 D  4DD 2  4D3 ) z  cos(2 x  y)
5
0
1
2
3
4
9
18
24
28
26
.
OR
b) (i) Solve
14. a) (i) Obtain the Fourier series for the function
x( y 2  z 2 ) p  y ( z 2  x 2 ) q  z ( x 2  y 2 )
{
(ii) Form the PDE by eliminating the arbitrary function from the relation
z  f ( x  ct )  g ( x  ct )
13. a) (i) Solve
=
given by
. Hence deduce that
.
(ii) Compute up-to first harmonics of the Fourier series of
following table.
2z 2z
2z


6
 y cos x
x 2 xy
y 2
x
0
f(x)
1.98
T
1.30
1.05
1.30
b) (i) Find the Fourier series of
in
-0.25
and hence deduce that
.
OR
as Fourier series in
-0.88
OR
(ii) Solve ( y  xz ) p  ( yz  x)q  ( x  y)( x  y)
b) (i) Expand
that the sum of
given by the
and hence deduce
(ii) Obtain the Fourier cosine series of
+….
(ii) Find the Fourier series as far as the second harmonic to represent the
function
with the
15. a) (i) Obtain the Fourier series of
{
1.98
20
(ii) Find the half-range sine series of
Hence deduce the value
in the interval (0,4).
of the series
OR
b) (i) Obtain the Fourier series of the periodic function defined by
{
.
Deduce that
(ii) Obtain the half range cosine series for
.
in