JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. synchronized final native volatile static synchronized final native volatile static 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 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 None of these 0 0 Compilation succeed but runtime exception ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Given the code. What will be the result?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"); }} "BeginEndRun" is printed. An exception is thrown at runtime. "BeginEnd" is printed. Compilation fails. "BeginRunEnd" is printed. "BeginEndRun" is printed. An exception is thrown at runtime. "BeginEnd" is printed. Compilation fails. "BeginRunEnd" is printed. 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 "gogogo" is printed An exception is thrown at runtime. "go" is printed Compilation fails. "gogo" is printed "gogogo" is printed An exception is thrown at runtime. "go" is printed Compilation fails. ANSWER DOWNLOAD EXAMIANS APP
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. 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 The program compiles fine. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? 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 Wakes up all threads that are waiting on this object's monitor None of these 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 Wakes up all threads that are waiting on this object's monitor None of these ANSWER DOWNLOAD EXAMIANS APP