JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} 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 The program will not compile because it does not contain abstract methods. The program compiles fine. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output?class One extends Thread{public void run(){for(int i=0; i<2; i++){System.out.print(i);}}}public class Test{public static void main(String args[]){Test t = new Test();t.call(new One());} public void call(One o){o.start();}} None of these 0 0 0 1 Compilation Error None of these 0 0 0 1 Compilation Error 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 3 only 1 and 3 1 , 2 and 4 None of these 3 only 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? None of these Wakes up all threads that are waiting on this object's monitor Wakes up one 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 all threads that are waiting on this object's monitor Wakes up one threads that are waiting on this object's monitor Wakes up all threads that are not waiting on this object's monitor 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 "go" is printed An exception is thrown at runtime. Compilation fails. "gogogo" is printed "gogo" is printed "go" is printed An exception is thrown at runtime. Compilation fails. "gogogo" is printed 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(); }} Compilation succeed but runtime exception None of these 0 1 0 0 Compilation error, class A has no start method Compilation succeed but runtime exception None of these 0 1 0 0 Compilation error, class A has no start method ANSWER DOWNLOAD EXAMIANS APP
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