Q4 - Who's the owner?

fiddle.js

function Person(name, age) {
    this.name = name;
    this.age = age;
};

function Employee(name, age, company, jobTitle) {
    Person.call(this, company, jobTitle);
    this.company = company;
    this.jobTitle = jobTitle;
}

Employee.prototype = new Person();

var alex = new Employee("Alex", 30, 'Readify', 'Senior Consultant');   

for (var propertyName in alex) {
    if (alex.hasOwnProperty(propertyName)) {
       console.log(propertyName + ': ' + alex[propertyName]);
    }

}