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 When a class extends the Thread class ,it should override ............ method of Thread class to start that thread. go() init() start() run() go() init() start() run() ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output after compiling and executing the following code?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"); }} "BeginEnd" is printed. An exception is thrown at runtime. Compilation fails. "BeginEndRun" is printed. "BeginRunEnd" is printed. "BeginEnd" is printed. An exception is thrown at runtime. Compilation fails. "BeginEndRun" is printed. "BeginRunEnd" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output of the following program code?public class Test implements Runnable{ public static void main(String[] args){ Thread t = new Thread(this); t.start(); } public void run(){ System.out.println("test"); }} The program compiles and runs fine and displays test on the console. The program compiles fine, but it does not print anything because t does not invoke the run() method The program does not compile because this cannot be referenced in a static method. None of these The program compiles and runs fine and displays test on the console. The program compiles fine, but it does not print anything because t does not invoke the run() method The program does not compile because this cannot be referenced in a static method. 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 Compilation fails due to an error on line 7 run-test run-test run-test Compilation fails due to an error on line 4 None of these Compilation fails due to an error on line 7 run-test run-test run-test Compilation fails due to an error on line 4 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 true run-A true Compilation fails due to an error on line 7 None of these false run-A false false run-A true true run-A true Compilation fails due to an error on line 7 None of these false run-A false ANSWER DOWNLOAD EXAMIANS APP
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