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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 27018How to add two numbers with out using Arithmetic , union operators in java....? But we can use bitwise operators... but how...?
4 12829Can 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 11558What 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 16135what 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 29830If 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 16091what is the use of pojo (plain old java objects)? how it is interact with crystal reports? pls urgent
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What is classpath?
What is the common usage of serialization? What exceptions occur during serialization?
What purpose do the keywords final, finally, and finalize fulfill?
Explain the difference between abstract class and interface in java?
What are user defined exceptions?
Explain parallel processing in java8?
What is a modifier?
What is meant by class?
What is a text string?
What are the different types of garbage collectors in java?
What is preflight request?
Explain about narrowing conversion in java?
What do you mean by thread safe?
For ease of programming you can consider the maze as a 2D array with colors represented by below integer and characters (in capital letters). • B - Black • W -White • G- Green • R- Red R B W B W W W W W W B W B B W W W W W W W B W B W W W B W W W W B B W W W B W W W B W W B B B B W B W B W W B W W W B W W W B B B W W B W W W B W W B W B W W W B W B W W W W B B W W W W B W W W W W G Shortest Route Problem: • Solution that finds the shortest Route between Red and Green White will have 1 Weight. Red and Green carry no weights. Shortest path is the path with less weight when you add up the weights in the path.
Define how can we find the actual size of an object on the heap?
