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 1 and 3 None of these 1 , 2 and 4 3 only 1 and 3 None of these 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. } None of these run-test Compilation fails due to an error on line 4 run-test run-test Compilation fails due to an error on line 7 None of these run-test Compilation fails due to an error on line 4 run-test run-test Compilation fails due to an error on line 7 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} None of these 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. The program compiles fine. None of these 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. The program compiles fine. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Given the code. What will be the result?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"); }} An exception is thrown at runtime. "BeginEndRun" is printed. "BeginEnd" is printed. Compilation fails. "BeginRunEnd" is printed. An exception is thrown at runtime. "BeginEndRun" is printed. "BeginEnd" is printed. Compilation fails. "BeginRunEnd" 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(); }} Compilation error, class A has no start method Compilation succeed but runtime exception None of these 0 1 0 0 Compilation error, class A has no start method Compilation succeed but runtime exception None of these 0 1 0 0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Predict the output:public class Test extends Thread{ private int i; public void run(){ i++; } public static void main(String[] args){ Test a = new Test(); a.run(); System.out.print(a.i); a.start(); System.out.print(a.i); }} Prints Prints Compiler error Prints IllegalThreadStateException is thrown Prints Prints Compiler error Prints IllegalThreadStateException is thrown ANSWER DOWNLOAD EXAMIANS APP
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