Are you aware of preemptive scheduling and time slicing?

Java Interview Questions and Answers (part 4)

(Continued from previous question...)

23. Are you aware of preemptive scheduling and time slicing?

In preemptive scheduling, the highest priority thread executes until it enters into the waiting or dead state.

In time slicing, a thread executes for a certain predefined time and then enters runnable pool. Than thread can enter running state when selected by thread scheduler.

(Continued on next question...)

Other Interview Questions

• Differences between synchronized and volatile keyword in Java?
• Output question 6.
• What is busy spin?
• When threads are not lightweight process in java?
• Suppose you have thread and it is in static synchronized method and now can thread enter other non static synchronized method from that method?
• Does thread leaves object lock when sleep() method is called?
• Suppose you have 2 threads (Thread-1 on object1 and Thread-2 on object2). Thread-1 is in synchronized method1(), can Thread-2 enter synchronized method2() at same time?
• Does thread leaves object lock when wait() method is called?
• Suppose you have thread and it is in synchronized method and now can thread enter other static synchronized method from that method?
• Does thread leaves object lock when wait() method is called?
• More...