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. None of these The program will not compile because it does not implement the run() method. The program compiles fine. The program will not compile because it does not contain abstract methods. None of these The program will not compile because it does not implement the run() method. The program compiles fine. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following are methods of the Thread class?1) yield()2) sleep(long msec)3) go()4) stop() 1 , 2 and 4 3 only None of these 1 and 3 1 , 2 and 4 3 only None of these 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Predict the output:class A implements Runnable{ public void run(){ try{ for(int i=0;i<4;i++){ Thread.sleep(100); System.out.println(Thread.currentThread().getName()); } }catch(InterruptedException e){ } }}public class Test{ public static void main(String argv[]) throws Exception{ A a = new A(); Thread t = new Thread(a, "A"); Thread t1 = new Thread(a, "B"); t.start(); t.join(); t1.start(); }} None of these Compilation succeed but Runtime Exception A B A B A B A B Output order is not guaranteed A A A A B B B B None of these Compilation succeed but Runtime Exception A B A B A B A B Output order is not guaranteed A A A A B B B B ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will happen when you attempt to compile and run the following code?1. public class Test extends Thread{2. public static void main(String argv[]){3. Test t = new Test();4. t.run();5. t.start();6. }7. public void run(){8. System.out.println("run-test");9. }10. } Compilation fails due to an error on line 4 None of these run-test Compilation fails due to an error on line 7 run-test run-test Compilation fails due to an error on line 4 None of these run-test Compilation fails due to an error on line 7 run-test run-test 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"); }} "BeginEnd" is printed. "BeginEndRun" is printed. An exception is thrown at runtime. Compilation fails. "BeginRunEnd" is printed. "BeginEnd" is printed. "BeginEndRun" is printed. An exception is thrown at runtime. Compilation fails. "BeginRunEnd" is printed. 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. static synchronized final volatile native static synchronized final volatile native ANSWER DOWNLOAD EXAMIANS APP
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