Dayalbagh Educational Institute BC0043 –Computer Oriented Numerical Methods University model question papers



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Posted Date: 06 Jun 2012      Posted By:: rakesh    Member Level: Bronze  Points: 5 (₹ 1)

2011 Dayalbagh Educational Institute BC0043 –Computer Oriented Numerical Methods University Question paper



Course:   University/board: Dayalbagh Educational Institute

Questions from old question papers are often repeated that is why it is always recommended to solve previous year question papers for preparations for any exam. Bachelor of Computer Application (BCA) students of Dayalbagh Educational Institute will find BC0043 –Computer Oriented Numerical Methods old question paper beneath. Those who are going to take BC0043 –Computer Oriented Numerical Methods exam from Dayalbagh Educational Institute should utilize this original question paper for practice.



Fall 2011
Bachelor of Computer Application (BCA) – Semester 3
BC0043 – Computer oriented numerical methods – 4 Credits
(Book ID: B0804)
Assignment Set – 1 (60 Marks)


Answer the following: 6?10 = 60
1. Explain the following terms in five sentences each
(i) Data error
(ii) Conversion error
(iii) Numerical error
(iv) Round off error
(v) Truncation error
(vi) Significant digits

2. Find the real root of the equation x3 – 4x – 9 = 0 using the Bisection method.

3. Find a real root of the equation x3 – 2x – 5 = 0 by the method of regula-falsi position, correct to three decimal places.

4. Find a real root of the transcendental equation cosx – 3x + 1 = 0, correct to four decimal places using the method of iteration.

5. Compute the adjoint as well as the inverse of the matrix

6. Find the rank of the matrix using elementary row transformation.





Answer the following: 6?10 = 60
1. Investigate the values of ? and ? such that the system of equations
x + y + z = 6
x + 2y + 3z = 10
x + 2y + ?z = ?, may have
(i) Unique solution
(ii) Infinite number of solution
(iii) No solution

2. Apply Gauss-Seidel iteration method to solve the equations




3. Find all eigen values and the corresponding eigen vectors of the matrix


4. Use the method of group averages and find a curve of the form , that fits the following data
x 10 20 30 40 50 60 70 80
y 1.06 1.33 1.52 1.68 1.81 1.91 2.01 2.11



5. Evaluate f(15), given the following table of values
x 10 20 30 40 50
y = f(x) 46 66 81 93 101

6. Given that

x 1.0 1.1 1.2 1.3 1.4 1.5 1.6
y 7.989 8.403 8.781 9.129 9.451 9.750 10.031



Find and at (a) x = 1.1
(b) x = 1.6 using Newtons forward difference formulae.




Fall 2011
Bachelor of Computer Application (BCA) – Semester 3
BC0044 – Accounting and Financial Management – 4 Credits
(Book ID: B0805)
Assignment Set – 1 (60 Marks)


Answer all the questions.
1. Journalise the following transactions: (10 Marks)
01.01.09 Bought goods for Rs.10,000
02.01.09 Purchased goods from X Rs.20,000
03.01.09 Bought goods from Y for Rs.30,000 against a current dated cheque
04.01.09 Purchased goods from Z [price list price is Rs.30,000 and trade discount is 10%]
05.01.09 Bought goods of the list prce of Rs.1,25,000 from M less 20% trade discount and 2% cash discount. Paid 40% of the amount by cheque
06.01.09 Returned 10% of the goods supplied by X
07.01.09 Returned 10% of the goods supplied by Y

1. Explain errors of omission and errors of commission. (10 Marks)
2. From the following balances extracted from Trial balance, prepare Trading Account. The closing stock at the end of the period is Rs. 56000 (20 Marks)

Particulars Amount in Rs.
Stock on 1-1-2004 70700
Returns inwards 3000
Returns outwards 3000
Purchases 102000
Debtors 56000
Creditors 45000
Carriage inwards 5000
Carriage outwards 4000
Import duty on materials received from abroad 6000
Clearing charges 7000
Rent of business shop 12000
Royalty paid to extract materials 10000
Fire insurance on stock 2000
Wages paid to workers 8000
Office salaries 10000
Cash discount 1000
Gas, electricity and water 4000
Sales 250000

3. Why wealth maximization is superior to profit maximization? (10 Marks)

4. Following are the extracts from the Trial Balance of a firm as on 31st March 20X7

Dr Cr
Sundry Debtors 2,05,000
Provision for Doubtful Debts 10,000
Provision for Discount on Debtors 1,800
Bad Debts 3,000
Discount 1,000
Additional Information:
1) Additional Bad Debts required Rs.4,000
2) Additional Discount allowed to Debtors Rs.1,000
3) Maintain a provision for bad debts @ 10% on debtors
4) Maintain a provision for discount @ 2% on debtors
Required: Pass the necessary journal entries and show the relevant accounts including final accounts.












Fall 2011
Bachelor of Computer Application (BCA) – Semester 3
BC0044 – Accounting and Financial Management – 4 Credits
(Book ID: B0805)
Assignment Set – 2 (60 Marks)



Answer all the questions. Each question carries 10 marks
1. What is over capitalization? How do we know over capitalization has occurred?

2. Explain permanent and temporary working capital.

3. A. What are the assumptions of EOQ Model.?
B. Consider the following data of X Ltd. Calculate EOQ
Annual usuage = 10000 units
Fixed cost per order = Rs.150
Purchase price per unit = Rs.20
Carrying cost = 25 percent

4. Explain the objectives of cash management

5. The income statement of Vignesh Ltd is as follows:
To Opening Stock 2,00,000
By Sales 12,00,000
Purchases 8,00,000
Closing Stock 1,00,000
Direct Expenses 1,00,000
Gross Profit 2,00,000 13,00,000
To Admn Expenses 1,00,000
By Gross Profit 2,00,000
Selling Expenses 80,000
Profit on sale of Investments 60,000
Non-Operating exp 40,000
Dividends received 40,000
Net Profit 80,000
3,00,000

Calculate the Gross Profit Ratio, Net Profit Ratio, Operating Ratio, Operating Profit Ratio and Expense Ratio.
6. Explain the steps involved in Funds Flow statement.
Fall 2011
Bachelor of Computer Application (BCA) – Semester 3
BC0045 –System Analysis & Design – 4 Credits
(Book ID: B0806)
Assignment Set – 1 (60 Marks)


Answer all questions. Each question carries six marks 10 x 6 = 60

1. Explain the systems that require engineering.
2. Explain attributes, properties, and characteristics of system.
3. Explain the Key Challenges in Developing Systems Acceptable to Their Users.
4. What do understand from Organizational Aspects of System Life Cycles? Explain.
5. With necessary diagram explain system lifecycle within lifecycle.
6. Discuss the concept of system transition strategy.
7. Write down the Importance of the System Elements Concept.
8. Explain the concept of Logical Entity Relationships.
9. How do you relate System Levels of Abstraction and Semantics to System Architecture?
10. Explain the concept of OPERATING ENVIRONMENT?




Fall 2011
Bachelor of Computer Application (BCA) – Semester 3
BC0045 –System Analysis & Design – 4 Credits
(Book ID: B0806)
Assignment Set – 2 (60 Marks)


Answer all questions. Each question carries six marks 10 x 6 = 60

1. Define Human-Machine Interface, Interchangeability, and Interface.
2. Write short notes on Serial Data communications and parallel data communications.
3. How do you characterize the Solution spaces?
4. What does the key entities of technical accountability include? Explain.
5. Discuss Developmental Test and Evaluation (DT&E).
6. Explain SE Process Model Objective.
7. Explain the concept of Highly Iterative Characteristics of SE model
8. Explain briefly the Spiral Development Model.
9. Discuss the concept of System Versus Component Development Strategies.
10. Write a note on the Requirements Hierarchy.



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