Class 11 · ICSE · Computer Science

Encapsulation and Class as a User-Defined Type

Access specifiers, instance and class variables, the this keyword, and a class as a composite data type.

Questions

5 questions in this chapter.

Answer available
Class 11 · Computer Science · Encapsulation and Class as a User-Defined Type
What is the this keyword and when is it needed?
3 marksMediumShort answer
Answer available
Class 11 · Computer Science · Encapsulation and Class as a User-Defined Type
Name the access specifiers of Java and state the visibility each gives.
3 marksMediumShort answer
Answer available
Class 11 · Computer Science · Encapsulation and Class as a User-Defined Type
Distinguish between an instance variable and a class variable.
3 marksMediumShort answer
Answer available
Class 11 · Computer Science · Encapsulation and Class as a User-Defined Type
Why are the data members of a class usually declared private?
3 marksMediumShort answer
Answer available
Class 11 · Computer Science · Encapsulation and Class as a User-Defined Type
What is the default value of an instance variable of type int, double, boolean and String in Java?
3 marksMediumShort answer