How do you remove all elements from an arraylist in java?
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How we can make copy of a java object?
What is Interface?
What does super keyword do?
watz the difference between abstract class and interface? Which one u ill choose as a designer?
Where to store local variables?
What is the use of object and class classes?
What is the reflection?
Package1 and Package2 both have a method name lets say "methodA" with different implementation. When I import both the packages in a java class how can I use both the methods?
What collections you have worked on? Internal working of Hashmap?
When does Exception occurs?
Can you access non static variable in static context?
What does string [] args mean?