…………… is the technique of binding both data and methods together to keep them safe from unauthorised access and misuse.

1. Abstraction
2. Inheritance
3. Encapsulation
4. Polymorphism

Which of the following is an access specifier?

1. public
2. protected
3. private
4. All of these

A member variable declared with a private access specifier has visibility only in the …………… .

1. Class
2. Package
3. Subclass
4. All of these

A member variable declared with no access specifier has visibility in …………… .

1. Class and package only
2. Class, package and subclass only
3. Class and subclass only
4. Class only