JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} The program compiles fine. 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. None of these The program compiles fine. 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. None of these 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 Compiler error Prints Prints IllegalThreadStateException is thrown Prints Compiler error Prints Prints IllegalThreadStateException is thrown ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? Wakes up all threads that are not waiting on this object's monitor None of these Wakes up one threads that are waiting on this object's monitor Wakes up all threads that are waiting on this object's monitor Wakes up all threads that are not waiting on this object's monitor None of these Wakes up one threads that are waiting on this object's monitor Wakes up all threads that are waiting on this object's monitor 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. } run-test run-test Compilation fails due to an error on line 4 run-test None of these Compilation fails due to an error on line 7 run-test run-test Compilation fails due to an error on line 4 run-test None of these Compilation fails due to an error on line 7 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads In java a thread can be created by .......... Extending the thread class. Both of the above None of these Implementing Runnable interface. Extending the thread class. Both of the above None of these Implementing Runnable interface. 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. "BeginEnd" is printed. "BeginRunEnd" is printed. "BeginEndRun" is printed. Compilation fails. An exception is thrown at runtime. "BeginEnd" is printed. "BeginRunEnd" is printed. "BeginEndRun" is printed. Compilation fails. ANSWER DOWNLOAD EXAMIANS APP
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