MS-07 Solved Assignment Dec 2012 Information System for Managers

1. What are Operating Systems? What are their functions? Describe the Open Systems Interconnection Reference Model (OSI Model) & its seven layers.

Answer. An operating system (usually abbreviated OS and O/S) is a computer software which is responsible for the management and co-ordination of activities and also the sharing of the constrained resources of the computer system. Each and every general-purpose computer will need to have an operating system to run other programs. Operating systems carry out basic jobs, like recognizing input from the keyboard, sending output to the monitor, monitoring files and directories on the hard drive, and managing peripheral devices such as disk drives and laser printers…..

2. Define MIS. Describe the function that MIS supports in an organization. What are the various ways of assessing the value of information. Also explain each method briefly.

Answer. Management Information System is a program which brings together data from many departments it serves and gives operations and management with the info they need. Management Information System is created to enhance business system for professionals, provide business information such as budgetary, financial and program performance. MIS assets could be split into 3 vast categories- human, technological, and relationship resources. The MIS must be efficient at developing business relationships, getting the required technologies, and making ready the organization for change….

3. Distinguish between information and knowledge. Develop an information system for human resource department. Explain how a properly developed information system contributes to business development and company profits.

Answer. Knowledge includes facts, beliefs, truths, viewpoints and concepts, judgments and expectations, techniques and know-how. Knowledge is gathered and integrated and held over time to deal with certain situations and problems while Information includes facts and data arranged to explain a specific scenario or condition. We use knowledge to find out what a particular situation means. Knowledge is employed to understand information about the situation and to determine how to deal with it.

4. Discuss the steps involved in system analysis and design. What specific considerations are required for proper implementation and maintenance?

5. What do you understand by Intranet and Internet? “E-commerce has emerged as vital component in today’s business”. Explain by giving its features, constraints and examples.

Answer. The Internet is actually a global system of computer networks – a network of networks in which individuals at any one pc can, if they have permission, get information from any other computer (and often talk straight away to individuals at other computer systems). For most Internet surfers, electronic mail (e-mail) has pretty much replaced the Postal Service for brief written transactions. Intranet is the common term used for a bunch of private computer networks inside a corporation. An intranet makes use of network technologies as a tool to facilitate communication between individuals or work groups to enhance the data sharing ability and overall base of knowledge of a company’s employees. The primary function of an intranet is to share organization information and computing resources among workers. An intranet may also be employed to help working in groups and for teleconferences….

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