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 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
JAVA Threads In java a thread can be created by .......... Extending the thread class. Both of the above Implementing Runnable interface. None of these Extending the thread class. Both of the above Implementing Runnable interface. None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} None of these The program compiles fine. The program will not compile because it does not implement the run() method. The program will not compile because it does not contain abstract methods. None of these The program compiles fine. The program will not compile because it does not implement the run() method. The program will not compile because it does not contain abstract methods. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be output of the following program code?public class Test implements Runnable{ public void run(){ System.out.print("go"); } public static void main(String arg[]) { Thread t = new Thread(new Test()); t.run(); t.run(); t.start(); }} Compilation fails. "go" is printed An exception is thrown at runtime. "gogogo" is printed "gogo" is printed Compilation fails. "go" is printed An exception is thrown at runtime. "gogogo" is printed "gogo" is printed ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output?class A extends Thread{ public void run(){ for(int i=0; i<2; i++){ System.out.println(i); } }}public class Test{ public static void main(String argv[]){ Test t = new Test(); t.check(new A(){}); } public void check(A a){ a.start(); }} None of these 0 0 Compilation succeed but runtime exception Compilation error, class A has no start method 0 1 None of these 0 0 Compilation succeed but runtime exception Compilation error, class A has no start method 0 1 ANSWER DOWNLOAD EXAMIANS APP
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