What is the default initialized value of String type
variable?
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When should I use abstract classes and when should I use interfaces?
Which is bigger float or double java?
Can vector have duplicates in java?
What is a thin-client application?
What is a variable declaration?
There are 2 classes, 1 LandAnimal and another WaterAnimal. There is another class Animal which wants to have the properties of both LandAnimal and WaterAnimal. How will you design this situation?
what methods would you overwrite in java.lang.object class?
Can we override private method?
Why const and goto are reserved keyword in java?
Write a program to print all permutations of string?
Can inner class extend any class?
Why does java does not support multiple inheritance? Explain