Answer to Question #47719 in C# for rahul

Question

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Dwayne runs a money lending business in which he offers different types of loans, such as
personal loan, car loan, and home loan, on high rate of interest to those individuals who cannot
get a loan from the commercial banks. As part of his business activities, Dwayne maintains a
customer details register that contains the following information:
The contact details of all those persons to whom Dwayne has lent money.
The amount of money lent to each person.
The interest rate charged from each person.
Over the years, Dwayne's business has grown tremendously. This has caused an exponential
increase in the number of customer details that he needs to maintain. As Dwayne uses a physical
register to maintain the customer details, he faces the following problems:
In case the contact details of a customer changes, Dwayne needs to delete the previous entry
and add a new entry for the respective customer.
The numbers of errors committed during the data entry process are high.