JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. final synchronized native volatile static final synchronized native volatile static ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads When a class extends the Thread class ,it should override ............ method of Thread class to start that thread. init() go() run() start() init() go() run() start() 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
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 null None of these Compilation succeed but Runtime Exception Compilation fails with an error at line 5 good null None of these Compilation succeed but Runtime Exception Compilation fails with an error at line 5 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 Compilation succeed but runtime exception 0 1 0 0 None of these Compilation error, class A has no start method Compilation succeed but runtime exception 0 1 0 0 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Analyze the following code:public class Test implements Runnable{ public static void main(String[] args){ Test t = new Test(); t.start(); } public void run() { }} The program does not compile because the start() method is not defined in the Test class. The program compiles, but it does not run because the start() method is not defined. The program compiles, but it does not run because the run() method is not implemented. The program compiles and runs fine. The program does not compile because the start() method is not defined in the Test class. The program compiles, but it does not run because the start() method is not defined. The program compiles, but it does not run because the run() method is not implemented. The program compiles and runs fine. ANSWER DOWNLOAD EXAMIANS APP
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