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 compiles fine. The program will not compile because it does not contain abstract methods. None of these The program will not compile because it does not implement the run() method. The program compiles fine. The program will not compile because it does not contain abstract methods. 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(); }} 0 1 None of these 0 0 Compilation error, class A has no start method Compilation succeed but runtime exception 0 1 None of these 0 0 Compilation error, class A has no start method Compilation succeed but runtime exception 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. 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 None of these The program does not compile because this cannot be referenced in a static method. 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 None of these ANSWER DOWNLOAD EXAMIANS APP
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 None of these 1 and 3 3 only 1 , 2 and 4 None of these 1 and 3 3 only 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. } good Compilation fails with an error at line 5 Compilation succeed but Runtime Exception None of these null good Compilation fails with an error at line 5 Compilation succeed but Runtime Exception None of these null ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following constructor of class Thread is valid one? Thread(Runnable threadOb, String threadName) Thread(String threadName, int priority) Thread(Runnable threadOb, int priority) None of these Thread(int priority) Thread(Runnable threadOb, String threadName) Thread(String threadName, int priority) Thread(Runnable threadOb, int priority) None of these Thread(int priority) ANSWER DOWNLOAD EXAMIANS APP
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