Thế nào là tính đóng gói?- Đóng gói là việc che giấu các thông tin quan trọng của 1 lớp. Nó được thể hiển thông qua các access modifier như private, public, default, protected
What is encapsulation? - Encapsulation is the hiding of important information of a layer. It is expressed through access modifiers such as private, public, default, protected
What is packaging?<br>Packaging is important information for hidden layers. It is displayed by accessing modifiers such as private, public, default, protected.
What is the packaging capacity?<br>Packaging is a hidden layer of important information. It can be displayed by accessing modifiers, such as private, public, default and protected.