what is mutability?which one is mutable String or StringBuffer?and why?give examples of each which shows the mutability of each String or StringBuffer
4 26665How to add two numbers with out using Arithmetic , union operators in java....? But we can use bitwise operators... but how...?
4 12570Can we access private data outside of the class directly in java programming language? Why There is no runtime checking in java, which leads to access the private data directly outside of a class?
5 11195What 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.
6 15729what is the purpose of method overriding in java where v r completely re-defining a inherited method instead y can't v create a new method and define.If the question is very silly plz excuse me and do reply.Thank U!
7 29182If a multi threaded Java program has started numerous number of threads, at any point in time how to know which thread is currently executing/running ?
7 15663what is the use of pojo (plain old java objects)? how it is interact with crystal reports? pls urgent
2130
Difference between Linked list and Queue?
What is meant by method?
What is a double?
How many bits are used to represent unicode, ascii, utf-16, and utf-8 characters in java programming?
What is the difference between break and continue statements?
How many JVMs can run on a single machine and what is the meaning of Just-In-Time (JIT) compiler?
Define linked list and its features with signature?
Explain working of call by reference function invoking.
Describe how to implement singleton design pattern in struts.
Define interface in java?
What is a instance variable?
What is Mutex (Mutual Exclusion Object) ?
What does java stand for?
What is the difference between double and float variables in java?
What are exception handling keywords in java?