ABSTRACT

The application of computer in various fields has eased a lot of problems encountered in the use of manual system in the various disciplines of life, including productions. In terms of billing system for GSM operators.

It is as measure towards addressing this issue that this project is primarily designed to come out with the automated billing system that will get rid of all the shortfalls.

In this project, the researcher have analyzed the manual system and also identified some of the problems and limitation, which seems to hinder the realization of the goals of the existing system.

With regard to this, the researcher has designed a billing system to help in minimizing some of the problems inherent in the manual system. To bring the subject matter to pictorial form for the user to appreciate more, flowchart and flow diagrams are to be seen in sequent chapters.

More so, this write-up is mainly to introduce the reader to what main frame can do especially in telephone billing system using Vmobile Nigeria PLC, as a case study.

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