How polymorphism works on actionscript?

Submitted by: Administrator
class UnpaidIntern extends Employee {
override public function receivePayment():Number {
return 0;
}
}

class Manager extends Employee {
override public function receivePayment():Number {
return baseSalary*3;
}
}

class Engineer extends Employee {
override public function receivePayment():Number {
return this.baseSalary*2;
}
}

class Employee {
internal var baseSalary:Number = 1000;
public function receivePayment():Number {
return this.baseSalary;
}
}
Submitted by: Administrator

Read Online Adobe Flex Actionscript Job Interview Questions And Answers