Management Information systems revision questions and answer

CPA-Quantitative-Analysis-Section-4 BLOCK RELEASE

Mar 08

How should a Travel company which intends to perform a lot of its business, both with customers and suppliers, over the Internet go about developing its IT security policy and designing its security procedures?

Before embarking on designing security procedures a risk analysis would be required; this would require answering the following questions: o What is the nature of the data being stored in the system? o How will the data be used? o Read more

Mar 08

Describe the business and technical issues which would need to be considered in developing the IT and Business functionality that it would need to support this strategy. Technical Issues

Technical Issues to be considered: Next, we come to web-site design and development. How do we make our web site attractive and easy to use? What tools do we use to develop and maintain it? The issues on ease of Read more

Mar 08

Describe the business and technical issues which would need to be considered in developing the IT and Business functionality that it would need to support this strategy. Business Issues

Business Issues: to be considered The most important aspect is to validate the business strategy and create a viable business model to support this strategy. This includes positioning the company in the competitive marketplace. The company needs to decide if Read more

Mar 08

Explain FIVE factors to be considered in determining how a master file should be organized.

Factors that should be considered: Access to files Key fields: When files of data are created the user will need a means of access to particular records within those files. This is done by giving each record a “key” field Read more

Mar 08

Distinguish between a master file and a transaction (or movement) file and using an example explain the relationship between them.

Master file. These are files of a fairly permanent nature, e.g. customer ledger, payroll, inventory, etc. with regular updating of these files to show a current position. For example customer’s orders will be processed, increasing the “balance owing” figure on Read more

Mar 08

When data is stored in a computer the term ―file‖ comes straight to mind. With the use of an example explain the term file.

The term “file” is used to describe a collection of related data records.

Mar 08

From the six items listed choose FOUR and explain in depth why they are required.

A license. The purchaser pays a license fee, which gives the right to use the software on a particular computer or a specified number of computers on a particular site. Alternatively, a site license may be paid for which entitles Read more

Mar 08

To enable a user to perform tasks, such as payroll, on a computer special application software has to be purchased. a) In addition to the application software list SIX other items that may be included as part of the software package.

The purchaser of software usually pays for some or all of the following: o A license o An installation guide o The installation of the software o Maintenance and updates o A support contract o User guides o A reference Read more

Mar 08

It is often said that the use of structured methods improves the quality of the developed system. Bearing in mind your understanding of ‚quality™, explain how structured methods can contribute towards this and discuss two techniques used in achieving quality.

Utilizing a structured approach to system development, completion of each stage of a project would represent a ‗milestone‘, the deliverables of which has to be signed off by the developer and customer before the next stage begins. This ensures that Read more

Mar 08

A major commercial organization has a policy of developing and using computer-based systems to give it commercial advantage. One consequence of this approach is that new systems need to be‚ developed on time, within budgeted cost and to quality™. Describe what quality means in this context.

Quality is a term meaning different things to different people e.g. making sure it is correct, doing it right first time. In this context it is likely that the best definition of the term is ‚conforming to the customer‘s requirements Read more