What is an immutable class?
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explain the classification of exception and hoew to handle the exceptions
Are arrays dynamic in java?
What is the difference between this() and super() in java?
what are Hostile Applets?
What is the difference between member variables initialization and assignment in a constructor?
for(i=0;i<100;i++) { int i=method();//method returns no's from 1 to 10; /* insert some stmts which can give output like no.of times numbers(1-10) returned. (for example if it returns 2 then i want output how many times 2 returned) like that i want output for no's 1 - 10 how many times each no returned. */ }
What are the differences between string, stringbuffer and stringbuilder?
List types of storage classes in java?
why pointer is not used in java?
What is the need to implement Serializable interface (with no methods) for objects which are to be serialized ? We can write our own functionality which writes objects to streams then why we need to implement and tell JVM that which objects can be serialized.
Difference between Interface & Abstract class?
Name the runtime exceptions that occurs frequently?