object-oriented-programming

Exercise 1

Write the following classes so, when executed, use something instance-specific:

Logger that prints out a message with a log prefix

Sender that sends out a message with a message header

"Executed" means "called" by a "caller".

Exercise 2: Bank

Write a Bank class that may have one or more Accounts.

An Account has a balance and a number.

• You can make a deposit and a withdrawal of a specified amount
• Handle insufficient funds to withdraw
• Is it enough to return a boolean value to indicate a failure?
• You can print a statement for an account
• You can close an account (which is to make a balance zero)

Define transfer method to transfer money from one account to another (only when there is enough money).