Threads

• What is thread? Why do you understand Multi threading?
• Difference between multithreading and multitasking?
• Difference between thread and a process?
• Difference between green thread and native thread?
• What are sleep() and wait methods? What is the difference between them?
• How will you stop execution of a thread?
• Why wait() and notify() are Object's class method?
• How two threads can communicate?
• Write code for Producer-Consumer problem?
• Write code for blocking queue?
• If we call directly the run() method, what will happen?
• What start() method does?
• There are three threads t1, t2, t3, how can I assure thread t2 starts only
• when  t1 finished and t3 starts when t3 finishes?
• What will happen If main thread dies before any other thread which is currently executing?
• What is ThreadLocal?
• What is Synchronization?
• What is volatile?