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 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 true None of these false run-A false Compilation fails due to an error on line 7 true run-A true false run-A true None of these false run-A false Compilation fails due to an error on line 7 true run-A true ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads In java a thread can be created by .......... None of these 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. 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(); }} "gogo" is printed An exception is thrown at runtime. "gogogo" is printed Compilation fails. "go" is printed "gogo" is printed An exception is thrown at runtime. "gogogo" is printed Compilation fails. "go" is printed ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What is the output for the below code ?class A implements Runnable{ public void run(){ System.out.println(Thread.currentThread().getName()); }}1. public class Test{2. public static void main(String... args){3. A a = new A();4. Thread t = new Thread(a);5. t.setName("good");6. t.start();7. }8. } null None of these Compilation succeed but Runtime Exception Compilation fails with an error at line 5 good null None of these Compilation succeed but Runtime Exception Compilation fails with an error at line 5 good 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 IllegalThreadStateException is thrown Compiler error Prints Prints Prints IllegalThreadStateException is thrown Compiler error Prints ANSWER DOWNLOAD EXAMIANS APP
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