Object oriented programming questions

Object oriented final exam questions
1.2) Password judgment
4.2) Judge whether the balance in the card is greater than the withdrawal amount
7.3) Modification successful , Log back in
1.1) User name judgment
6.1) Judge whether the transfer amount is 100 Multiple
5.1) Judge whether the deposit amount is 100 Multiple
2) List display function (10 branch )
4) Withdrawal function (15 branch )
5) Deposit function (10 branch )
6.3) Transfer to a new account
6.2) Judge whether the balance in the card is greater than the transfer amount
Two 、 Realization function
7.2) Enter the changed password
1.2.1) Wrong password 3 Time , Account lock 5s
7.1) Enter the original password and confirm it
4.1) Judge whether the withdrawal amount is 100 Multiple
One 、 technology
JDBC、MySQL database
6) Transfer function (15 branch )
1) Landing function (15 branch )
3) Query function (10 branch )
7) Encryption change function (15 branch )
8) Exit function (10 branch )