The importance of banking industry to every economy cannot be ignored.  Bank is a place where all financial transaction of an economy impinges on.

On the other hand, the impact of computers in alleviating some of the problems encountered by banks cannot be over-emphasized.

Computer is seen as the most needed tools of improving banking transaction has not been well adopted by all banks in the Nigerian economy.  Some banks see it as a means of upgrading their chequering up, transactions and keeping necessary data for customers for loans, advances and other services.  Banks, which have gone into computerization, have observed that the positive prospect surpasses its negative prospects.

This research therefore aims at showing the actual contributions of computer to the banking industry and the negative effects experienced by the banks that are yet to go into computerization.

However, in case of the prospects and problems relating to computers, the researcher used both primary and secondary data and other related literature on the study topic in addition to this research being a case study, the researcher used a sample size drawn from UBA Plc in both their accounts and computer departments.

The recommendations and conclusions were based on advising banks and other financial institutions to introduce the use of computer in their transactions.

A general summary showed whether its contributions has actually led to the development in this industry and also indicated that computers use increased the efficiency and effectiveness of operations.