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 compiles fine. The program will not compile because it does not implement the run() method. None of these The program will not compile because it does not contain abstract methods. The program compiles fine. The program will not compile because it does not implement the run() method. None of these 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 and 3 1 , 2 and 4 None of these 3 only 1 and 3 1 , 2 and 4 None of these 3 only ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following constructor of class Thread is valid one? None of these Thread(Runnable threadOb, int priority) Thread(String threadName, int priority) Thread(int priority) Thread(Runnable threadOb, String threadName) None of these Thread(Runnable threadOb, int priority) Thread(String threadName, int priority) Thread(int priority) Thread(Runnable threadOb, String threadName) ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output?class One extends Thread{public void run(){for(int i=0; i<2; i++){System.out.print(i);}}}public class Test{public static void main(String args[]){Test t = new Test();t.call(new One());} public void call(One o){o.start();}} 0 0 None of these 0 1 Compilation Error 0 0 None of these 0 1 Compilation Error 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 native volatile final static synchronized native volatile final ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will happen when you attempt to compile and run the following code?class A implements Runnable{ public void run(){ System.out.println("run-A"); }}1. public class Test{2. public static void main(String argv[]){3. A a = new A();4. Thread t = new Thread(a);5. System.out.println(t.isAlive());6. t.start();7. System.out.println(t.isAlive());8. }9. } false run-A false true run-A true Compilation fails due to an error on line 7 None of these false run-A true false run-A false true run-A true Compilation fails due to an error on line 7 None of these false run-A true ANSWER DOWNLOAD EXAMIANS APP
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