Tuesday, June 21, 2011

FREE IGNOU MCA MCS-031, MCS-032, MCS-033, MCS-034, MCS-035, MCSL-036 SOLVED ASSIGNMENT

Course Code : MCS-031
Course Title : Design and Analysis of Algorithms
Assignment Number : MCA(3)/031/Assign/2011
Maximum Marks : 100
Weightage : 25%
Last Dates for Submission : 15th April, 2011 (For January Session)
15th October, 2011 (For July Session)



IGNOU MCA MCS-031 Design and Analysis of Algorithms
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IGNOU MCA-MCS-031 Solved Assignments 2011 (solved)



IGNOU MCA MCS-032 Object Oriented Analysis and Design
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IGNOU MCA MCS-033 Advanced Discrete Mathematics

IGNOU MCA MCS-034 Software Engineering
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IGNOU MCA MCS-035 Accountancy and Financial Management


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IGNOU MCA MCS-036 Lab
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IGNOU MCA-MCS-036 Solved Assignments 2011(solved)



There are four questions in this assignment, which carries 80 marks. Rest 20 marks are for viva-voce. Answer all the questions. You may use illustrations and diagrams to enhance the explanations. Please go through the guidelines regarding assignments given in the MCA Programme Guide for the format of presentation. The examples, whenever asked to be given, should be different from those that are discussed in the course material.

Question 1:

(a) What is Randomized Quicksort? Analyse the expected running time of
Randomized Quicksort, with the help of a suitable example. (5 Marks)

(b) Explain the Greedy Structure algorithm. Give an example in which the Greedy
technique fails to deliver an optimal solution. (5 Marks)

(c) Describe the two properties that characterise a good dynamic programming
Problem. (5 Marks)

(d) State Traveling Sales Persons problem. Comment on the nature of solution to
the problem. (5 Marks)

Question 2:

Give an analysis of each one of the following with examples:
(i) Insertion Sort
(ii) Selection Sort
(iii) Heap Sort
(iv) Merge Sort
(v) Quick Sort
(20 Marks)

Question 3:

(a) Consider Best first search technique and Breadth first search technique.
Answer the following with respect to these techniques.
Give justification for your answer in each case. (10 Marks)

(i) Which algorithm has some knowledge of problem space?
(ii) Which algorithm has the property that if a wrong path is chosen, it can be corrected afterwards?

(b) Describe the difference between a Deterministic Finite Automata and Non-Deterministic Finite Automata. In general, which one is expected to have less number of states ?
(5 Marks)

(c) Explain "TURING THESIS" in detail. (5 Marks)


Question 4:

(a) Write a randomized algorithm to statistic in a set of n elements Select. (8 Marks)
(b) Write a recursive procedure to compute the factorial of a number.
(5 Marks)
(c) Design a Turing Machine that increments a binary number which is
stored on the input tape. (7 Marks)







































Course Code : MCS-032
Course Titlle : Object Oriented Analysis and Design
Assignment Number : MCA(3)/032/Assign/2011
Assignment Marks : 100
Weightage : 25%
Last Date of Submission : 30th April, 2011 (for January session)
31st October, 2011 (for July session)

There are seven questions in this assignment, which carried 80 marks. Rest 20 marks are for viva-voce. Answer all the questions. Make necessary assumptions where ever required. Please go through the guidelines regarding assignments given in the Program Guide for the format of presentation.

Question 1 : What is Object Orientation? Explain advantages of Object Oriented
approach of system design over Structured approach of system design.
(15 Marks)

Question 2 : Briefly explain , need of different UML Diagrams. (10 Marks)

Question 3 : Explain how class diagrams are designed in an object oriented system,
with the help of an example. (10 Marks)

Question 4 : What is specialization ? Explain how it is different from generalisation.
(10 Marks)

Question 5 : What is Object Oriented modeling? Explain object model. Also
explain how it is different from dynamic model . (10 Marks)

Question 6 : What is state diagram ? Differentiate between a simple state diagram and a
composite state diagram with an example. (10 Marks)

Question 7 : (a) What is Bi-directional Implementation? Explain advantages of Bi-
directional Implementation with example. (10 Marks)

(b) Explain how constrains are implemented in Object Oriented Systems.
(5 Marks)












Course Code : MCS-033
Course Title : Advanced Discrete Mathematics
Assignment Number : MCA(3)/033/Assign/2011
Maximum Marks : 100
Weightage : 25%
Last Dates for Submission : 15th April, 2011 (For January Session)
15th October, 2011 (For July Session)
There are three questions in this assignment. Answer all questions. 20 Marks are for viva-voce. You may use illustrations and diagrams to enhance explanations. Please go through the guidelines regarding assignments given in the Programme Guide for the format of presentation.
Question 1:

(a) Using Karnaugh map, simplify
X': A'BC'D'+ ABC'D'+ A'BCD'+ ABCD'
(8 Marks)

(b) If R is an equivalence relation on set A, prove that R-1 is also an
equivalence relation. (4 Marks)

(c) Describe Konigsberg’s 7 bridges problem and Euler's solution to it
(8 Marks)

Question 2:

(a) Show that the sum of the degrees of all vertices of a graph is twice
the number of edges in the graph. (4 Marks)

(b) Let G be a non directed graph with L2 edges. If G has 6 vertices each of degree
3 and the rest have degree less than 3, what is the minimum number of
vertices G can have? (4 Marks)

(c) Determine the truth value for each of the following statements: (4 Marks)

(i) 4 + 3 = 6 AND 3 + 3 = 6
(ii) 5 + 3 = 8 OR 3 + 1 = 5

(d) Let f(n)= 5 f(n/ 2) + 3 and f(1) = 7. Find f(2k) where k is a positive integer.
Also estimate f(n) if f is an increasing function. (4 Marks)

(e) State the sufficient conditions of Dirac and Ore for a graph to be Hamiltonian.
Give an example of a graph that does not satisfy Dirac's condition,
but satisfies Ore's condition. (4 Marks)

(f) Calculate -25 + 75 using 2's complement. (4 Marks)


(g) (4 Marks)


f is bijective function with Range of f as the




(h) Show that a tree has at least 2 vertices of degree 1. (4 Marks)


(i) What is the largest number of vertices in a graph with 35 edges if all vertices are
of degree at least 3 ? (4 Marks)
(j) Set up a recurrence for the number of n digit natural numbers with
even number of zeros. (4 Marks)
Question 3:

a) A palindrome is a word that reads the same whether read from right to left or from the left to right, the word ROTOR, for example. Let be the number of words of length n, not necessarily meaningful, which are palindromes. We consider a single letter as a palindrome.

i) What are and ?
ii) Set up a recurrence for .
iii) Check that



Is the solution to the recurrence? (10 Marks)


b) Write a short note on Tower of Hanoi Problem. How can it be solved using recursion ? (5 Marks)

c) Raghu goes to a grocery shop and purchases grocery for Rs. 23. He has 3 five rupee coins, 4 two rupee coins and 6 one rupee coins. In how many ways can he pay the shop keeper? Find a solution using generating functions.
(5 Marks)

d) Show that a tree has at least 2 vertices of degree 1.
(5 Marks)




Course Code : MCS-034
Course Title : Software Engineering
Assignment Number : MCA(3)/034/Assign/2011
Maximum Marks : 100
Weightage : 25%
Last Dates for Submission : 15th April, 2011 (For January Session)
15th October, 2011 (For July Session)


This assignment has one question for 80 marks. 20 marks are for viva voce. You may use illustrations and diagrams to enhance the explanations. Please go through the guidelines regarding assignments given in the Programme Guide for the format of presentation.

Question 1:

Assume that you are assigned responsibility of developing a Library Information System for a University (LIS) . There are 5 libraries within the University. LIS needs to be University wide and needs to cater to all the 5 libraries in a network mode. So, any staff member or a student will be able to know the availability status of a book from any of the libraries. The same scheme is applicable for all the remaining transactions also. Make assumptions, wherever necessary.

For developing LIS as specified above,

(a) Which SDLC paradigm will be selected. Justify your answer. (20 Marks)

(b) List the functional and non-functional requirements. (10 Marks)

(c) Estimate cost (10 Marks)

(d) Estimate effort (10 Marks)

(e) Write SRS (30 Marks)
















Course Code : MCS-035
Course Title : Accountancy and Financial Management
Assignment Number : MCA(3)/035/Assign/2011
Maximum Marks : 100
Weightage : 25%
Last Dates for Submission : 30th April, 2011 (For January Session)
31st October, 2011 (For July Session)

This assignment has six questions. Answer all questions. 20 marks are for viva voce. You may use illustrations and diagrams to enhance the explanations. Please go through the guidelines regarding assignments given in the Programme Guide for the format of presentation.


Question 1:

Shri R has extracted the following trial balance from his books on 31st March, 1982:

Particulars Amount Amount
Rs.(Dr.) Rs.(Cr.)
Drawings 16,000 ---
Cash 6,760 ---
Petty Cash 1000 ---
Leasehold Land 20,000 ---
Opening Stock (at market value) 50,000
Salary 12,000
Sundry Debtors 50,000
Wages 40,000 ---
Bank 21,000 ---
Capital --- 34,000
Rent 9000 ---
Electricity 6,000 ---
Motor Car 10,240 ---
Advertising 9,000 ---
Sundry Creditors --- 35,000
Purchases 4,00,000 ---
Postage and Telephone 3,000 ---
Sales --- 6,00,000
Discounts 11,400 ---
General Charges 4,000 ---
Petty Cash Expenses 9,600 ---
Suspense --- 10,000
Total 6,79,000 6,79,000

You are required to prepare a Trading and Profit and Loss Account and Balance Sheet using the following additional information:

1) Closing Stock at market value as on 31st March, 1982 was Rs.80,000/- (cost Rs.75,000/-). Stock is being valued on a consistent basis of cost or market price whichever is lower.
2) The petty cash balance represents the month-end imprest account. As on the closing date the Petty Cashier has vouchers totalling to Rs.400/- for which he had not received reimbursement from the main cashier.
3) Discount allowed amounting to Rs.1,000 had been posted to the debit of sundry debtors.
4) Cash withdrawn from bank Rs.4000/- had not been entered in the bank column of the Cash Book.
5) Sales Account had been under cast by Rs.4,000/-
6) The motor car which had been purchased in 1978-79 was being depreciated at 20% on the reducing balance method. The original cost of the car is Rs.20,000/-. It is now decided to charge depreciation at 6% on the Straight Line Method and to make this charge effective from the year of purchase of the car.
7) Leasehold land was purchased during the year. On the date of purchase the unexpired period of the lease was five years.
8) No entry had been passed in the books for stock withdrawn from the business by the proprietor valued at Rs.10,000/-
9) Advertising includes cost of a campaign done during the year Rs.6,000/-. It is expected that the effect of the campaign will be felt for at least three years.
10) Telephone bills amounting to Rs.1,000 remained unpaid.

(30 Marks)

Question 2:

Following are the balance sheets of a limited company as on 31st December, 2000 and 2001.

Liabilities 2000
Rs. 2001
Rs. Assets 2000
Rs. 2001
Rs.

Share Capital
Reserves
B. & L A/c
Bank Loan (Long-term)
Creditors
Bills Payable
54,000
13,000
8,600
25,000
28,000
8,000
74,000
15,500
8,800
---
24,000
8,500
Goodwill
Buildings
Plant
Stock
Debtors
Cash
Bank
3,000
50,950
35,000
25,500
22,000
150
---
2,250
48,000
43,000
18,800
16,200
180
2,100
1,36,600 1,30,800 1,36,600 1,30,800


Taking into account the following additional information, you are re-required to prepare funds flow statement and statement of changes in working capital.

(a) Dividend paid was Rs.6,000/-
(b) Rs.3,600/- was written off as depreciation on plant and Rs.2,950/- on buildings.
(c) Profit on sale of plant was Rs.3,000/-

(20 Marks)
Question 3:

The comparative statement of income and financial position of Adarsh Enterprises Ltd. Are given below:

2000
Rs. 2001
Rs.
Sales (Net)
Less: Cost of Sales


Less: Operating Expenses
(including Rs.6,000 p.a. for Depreciation)
Net Profit

Assets
Cash in Hand
Debtors
Stock at cost
Fixed Assets (net)
Total

Liabilities
Creditors
Debentures
Share Capital
Surplus
1,50,00
1,00,000
50,000


44,000
6,000


12,000
60,000
24,000
1,02,000
1,98,000


38,000
40,000
1,00,000
20,000
1,98,000
1,84,000
1,38,000
46,000


42,000
4,000


14,000
36,000
18,000
1,06,000
1,74,000


20,000
30,000
1,16,000
8,000
1,74,000

Compute the following ratios:

(i) Liquidity ratio for two years:
(ii) Inventory turnover for two years (Assume stocks for 1999 to be Rs.26,00);
(iii) Average collection period for two years (Assume all sales as credit sales)
(iv) Operating ratio for two years.
(10 Marks)
Question 4:

What is capital budgeting? Enumerate and explain the various methods for evaluation of capital expenditure projects.
(10 Marks)

Question 5:

What are the important dimensions of a firm’s credit policy? Explain in quantitative terms the effect of relaxing credit standards.

(10 Marks)


Course Code : MCSL-036
Course Title : Laboratory Course
Assignment Number : MCA(3)/L036/Assign/2011
Maximum Marks : 100
Weightage : 25%
Last Dates for Submission : 30th April, 2011 (For January Session)
31st October, 2011 (For July Session)

This assignment has three sections. Answer all the questions in each section. Section 1 and Section 2 are of 13 marks each. The lab records related to these sections also carries 13 marks each. Section 3 and lab records related to section 3 carry 14 marks each. Rest 20 marks are for viva voce. You may use illustrations and diagrams to enhance the explanations. Please go through the guidelines regarding assignments given in the Programme Guide for the format of presentation.


SECTION 1: MCS-032
Question 1:

A desktop publishing s/w is required to be developed. The system will support text and graphics .Graphics include lines, square, polygons, circles and ellipse. Internally a circle is represented as a special case of a ellipse and square as in case of box

i) Draw at least two use case diagrams and define all the classes. (2 Marks)
ii) Draw the Sequence and Collaboration Diagrams. (3 Marks)
iii) Draw the Class Diagrams. (3 Marks)
iv) Draw the State Transition Diagram. (3 Marks)
v) Draw the Component Deployment Model. (2 Marks)


SECTION 2: MCS-034
Question 1:

The University wants to computerize the evaluation process. The system should maintain database of all students. Students, who have already passed, failed etc. Prepare database of examination centres and examination superintendents also.
This System allow filling of on-line Examination form. On acceptance of on-line examination form, this system should issue hall ticket 15 days before on-line examination is scheduled. It is followed by publishing results as well as issue grade cards to students.

(i) Develop the SRS by performing requirements study. (2 Marks)

(ii) Identify various processes of the system and generate the DFD’s for the system.
You may use any software to develop the DFD. (2 Marks)

(iii) Design the ER diagram for the company and do the database design giving
all the constraints (3 Marks)

(iv) Perform the detailed procedural design for any two processes. (2 Marks)



(v) Create at least four test cases for each of the procedures designed in part (iv)
(2 Marks)

vi) Suggest some security mechanisms for the usage of the system with various privileges. (2 Marks)

SECTION 3: MCS-035

Question 1:

Pass the following transactions of hospital to prepare journal and trial balances
(14 Marks)


Sept 2008 Transactions Rs
4 Started the hospital business with cash 5,00,000
8 Deposited in the Bank 1,50,000
12 Equipments purchased for hospital 2,00,000
16 Drugs purchased for hospital 1,00,000
20 Received amount from patients 50,000
25 Paid Salary 1,00,000
30 Paid Rent 60,000