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Core Java Interview Questions
Questions Answers Views Company eMail

What is cloneable interface?

8 14281

How many methods does cloneable interface contains?

6 7614

What is a compilation unit?

2 2663

What is a default package ?

7 7866

What is a layout manager?

1 2476

What is a native method?

2 3581

What is a reflection package?

2 3695

What is a serializable interface?

4 4430

What is a stream? what are the different types and classes of Streams?

2 5897

What is unicode?

1 3544

What is a void return type?

6 17201

What is adapter class?

12 46351

What is an Iterator interface?

2 3801

What is an abstract class and abstract method?

5 12907

What is an enumeration class?

2 3974


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Un-Answered Questions { Core Java }

Explain features of interfaces in java?

135


What are the types of inner classes (non-static nested class) used in java?

133


How many arguments can a method have java?

118


Is singleton a bad practice?

128


What does you mean in math?

121






Why declare Main() inside the class in java ?

181


Does printwriter create a file?

113


Is java a prime method?

123


Can a final variable be initialized in constructor?

116


Which is best ide for java?

121


What is the integer of 16?

118


describe method overloading

134


What is unmodifiable list in java?

109


Explain method local inner classes ?

156


Can a class be a super class and a sub-class at the same time? Give example.

144