What is the basic concept of java?
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What is currentthread()?
What is loop in java?
How do you declare a variable?
Is it compulsory for a try block to be followed by a catch block in java for exception handling?
How many types of flags are there?
What are the differences between Java 1.0 and Java 2.0?
What is the difference between an if statement and a switch statement?
what is recursion in java
What is serializable interface?
13 Answers Infosys, Probity Soft, Seed Infotech,
why use interface? if interface declear a method implement in class. why direct implement method in class
Hi Friends, I am new to java. Can u explain about thread concept.How i know one thread is locked, and how can i force or acquire another thread for lock . Finally how to know thread is released from lock. Explain types of lock(like method level and block level) in thread.
. Differentiate between instance and local variables.