What is the difference between hashmap and hashtable? What is an interface?
Give few difference between constructor and method?
How to stop a thread in java? Explain about sleep () method in a thread?
Explain the importance of finalize() method.
Why is string buffer better than string ?
if am have 100 threads(for ex:T1,T2---T100) how we give priority to these threads and how the system excute these threads
Why use string handling in Java?
What is the size of boolean variable?
how to use crystal reports in java
How can a class be accessed, If no access modifiers are declared?
Why do we need singleton?
What is the use of using enum to declare a constant?
What is double parsedouble in java?