JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. final volatile static synchronized native final volatile static synchronized native 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() start() init() run() go() start() init() run() ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Predict the output:class A implements Runnable{ public void run(){ try{ for(int i=0;i<4;i++){ Thread.sleep(100); System.out.println(Thread.currentThread().getName()); } }catch(InterruptedException e){ } }}public class Test{ public static void main(String argv[]) throws Exception{ A a = new A(); Thread t = new Thread(a, "A"); Thread t1 = new Thread(a, "B"); t.start(); t.join(); t1.start(); }} None of these A B A B A B A B A A A A B B B B Output order is not guaranteed Compilation succeed but Runtime Exception None of these A B A B A B A B A A A A B B B B Output order is not guaranteed Compilation succeed but Runtime Exception ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? None of these 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 Wakes up one threads that are waiting on this object's monitor None of these 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 Wakes up one threads that are waiting on this object's monitor 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 Compilation succeed but runtime exception Compilation error, class A has no start method None of these 0 0 0 1 Compilation succeed but runtime exception Compilation error, class A has no start method None of these 0 0 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"); }} An exception is thrown at runtime. Compilation fails. "BeginRunEnd" is printed. "BeginEndRun" is printed. "BeginEnd" is printed. An exception is thrown at runtime. Compilation fails. "BeginRunEnd" is printed. "BeginEndRun" is printed. "BeginEnd" is printed. ANSWER DOWNLOAD EXAMIANS APP
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