MS-07:INFORMATION MANAGEMENT AND COMPUTERS

JUNE 2003

Note : Answer any three questions from Section A. Each question carries 25 marks. Section B is compulsory.

SECTION A

1(a) Discuss the various application softwares that are used in personel computers.          [15]

(b) Explain computer hardware by giving examples of memory and input-output devices.             [10]

2(a) Discuss the application of computers in financial systems.                        [10]

(b) Explain Physical and Mathematical models in Operations Research and their applications.            [15]

3 (a) “Management Information Systems have become an integral part of our organisations. “Explain.  How is MIS designed ? Give examples.                                          [15]

(b) Discuss the structure of COBOL programs. Is COBOL still an important language in the modern context? Explain.    [10]

4(a) Use the graphical method to solve the following problem:                            [15]

Maximize z = 2.80x₁ + 2.20x₂                                       

Subject to

                          x₁ < 20,000

                          x₂ < 40,000

0.003x₁ + 0.001x₂ < 66

                   x₁ + x₂ > 0.

(b) Using the Simplex method, solve the following problem:                  [10]

Maximize z = 12x₁ + 3x₂ + x₃                                      

Subject to

          10x₁ + 2x₂ + x₃ < 100

          7x₁ + 3x₂ + 2x₃ < 77

           2x₁ + 4x₂ + x₃ < 80

                   x₁, x₂, x₃ > 0

5 A small garment-making unit has five tailors stitching five different types of garments. All the five tailors are capable of stitching all the five types of garments. The output per tailor and the profit (Rs.) for each type of garment are given below:

Which type of garment should be assigned to which tailor in order to maximize profits, assuming there are no other constraints?                                  [25]

SECTION B

6 A medium sized manufacturing organisation has its corporate office at Chennai and office at 10 different locations in India . The organisation has undertaken an ambitious plan to increase its turnover from the present Rs. 50 crore to Rs. 150 crore in the next 5 years. One of the weak links of the organisation has been the flow of information. The Managing Director has given this assignment to you to improve the information system.

Prepare a concept paper which will give necessary requirements of hardware, software, training, cost of implementation and benefit to be received so that this could be discussed in the next board meeting.          [25]