Consider a class BankAccount that has • Two attributes i.e. accountID and balance and • A function named balanceInquiry() to get information about the current amount in the account Derive two classes from the BankAccount class i.e. CurrentAccount and the SavingsAccount. Both classes (CurrentAccount and SavingsAccount) inherit all attributes/behaviors from the BankAcco

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Consider a class BankAccount that has
• Two attributes i.e. accountID and balance and
• A function named balanceInquiry() to get information about the current amount in the
account
Derive two classes from the BankAccount class i.e. CurrentAccount and the SavingsAccount.
Both classes (CurrentAccount and SavingsAccount) inherit all attributes/behaviors from the
BankAccount class. In addition, followings are required to be the part of both classes
• Appropriate constructors to initialize data fields of base class
• A function named amountWithdrawn(amount) to withdraw certain amount while taken
into account the following conditions
o While withdrawing from current account, the minimum balance should not
decrease Rs. 5000
o While withdrawing from savings account, the minimum balance should not
decrease Rs. 10,000
• amountDeposit(amount) to deposit amount in the account
In the main() function, create instances of derived classes (i.e. CurrentAccount and
SavingsAccount) and invoke their respective functions to test their working.

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