JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} The program will not compile because it does not contain abstract methods. The program will not compile because it does not implement the run() method. The program compiles fine. None of these The program will not compile because it does not contain abstract methods. The program will not compile because it does not implement the run() method. The program compiles fine. None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will happen after compiling and running following code?class A implements Runnable{ public void run(){ System.out.println("run-a"); }}1. public class Test{2. public static void main(String... args){3. A a = new A();4. Thread t = new Thread(a);5. t.start();6. t.start();7. }8. } None of these run-a Compilation succeed but Runtime Exception run-a run-a Compilation fails with an error at line 6 None of these run-a Compilation succeed but Runtime Exception run-a run-a Compilation fails with an error at line 6 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output after compiling and executing the following code?public class Test implements Runnable{ public static void main(String[] args) throws InterruptedException{ Thread a = new Thread(new Test()); a.start(); System.out.print("Begin"); a.join(); System.out.print("End"); } public void run(){ System.out.print("Run"); }} "BeginEndRun" is printed. Compilation fails. "BeginEnd" is printed. "BeginRunEnd" is printed. An exception is thrown at runtime. "BeginEndRun" is printed. Compilation fails. "BeginEnd" is printed. "BeginRunEnd" is printed. An exception is thrown at runtime. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. final synchronized volatile native static final synchronized volatile native static ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What is the output for the below code ?public class Test extends Thread{ public static void main(String argv[]){ Test t = new Test(); t.run(); } public void start(){ for(int i = 0; i < 10; i++){ System.out.println("Value of i = " + i); } }} Clean compile and at run time the values 0 to 9 are printed out Clean compile but no output at runtime A run time error indicating that no run method is defined for the Thread class None of these A compile time error indicating that no run method is defined for the Thread class Clean compile and at run time the values 0 to 9 are printed out Clean compile but no output at runtime A run time error indicating that no run method is defined for the Thread class None of these A compile time error indicating that no run method is defined for the Thread class ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? Wakes up all threads that are waiting on this object's monitor Wakes up one threads that are waiting on this object's monitor None of these Wakes up all threads that are not waiting on this object's monitor Wakes up all threads that are waiting on this object's monitor Wakes up one threads that are waiting on this object's monitor None of these Wakes up all threads that are not waiting on this object's monitor ANSWER DOWNLOAD EXAMIANS APP
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