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 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. None of these 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. } Compilation fails with an error at line 5 null Compilation succeed but Runtime Exception good None of these Compilation fails with an error at line 5 null Compilation succeed but Runtime Exception good None of these 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
JAVA Threads When a class extends the Thread class ,it should override ............ method of Thread class to start that thread. run() start() go() init() run() start() go() init() ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. static synchronized volatile final native static synchronized volatile final native 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 does not compile because this cannot be referenced in a static method. None of these The program compiles fine, but it does not print anything because t does not invoke the run() method The program compiles and runs fine and displays test on the console. The program does not compile because this cannot be referenced in a static method. None of these The program compiles fine, but it does not print anything because t does not invoke the run() method The program compiles and runs fine and displays test on the console. ANSWER DOWNLOAD EXAMIANS APP
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