Can we create a constructor in abstract class?
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Can we extend private class in java?
Why do we use regex?
why marker interfaces are there in java
What about member inner classes?
How do you override a variable in java?
How do you define a parameter?
How can you sort dates?
Explain the differences between public, private, protected and static?
write a program to create an arraylist and listeterator.and value should be enter through keyboard.
How do you sort arraylist in descending order?
what is difference betwwen hashmap and hashtable ?
Define interface in java?