JAVA Threads Which of the following constructor of class Thread is valid one? Thread(Runnable threadOb, int priority) None of these Thread(String threadName, int priority) Thread(int priority) Thread(Runnable threadOb, String threadName) Thread(Runnable threadOb, int priority) None of these Thread(String threadName, int priority) Thread(int priority) Thread(Runnable threadOb, String threadName) 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(); }} Output order is not guaranteed A B A B A B A B A A A A B B B B Compilation succeed but Runtime Exception None of these Output order is not guaranteed A B A B A B A B A A A A B B B B Compilation succeed but Runtime Exception None of these 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"); }} "BeginRunEnd" is printed. "BeginEnd" is printed. Compilation fails. "BeginEndRun" is printed. An exception is thrown at runtime. "BeginRunEnd" is printed. "BeginEnd" is printed. Compilation fails. "BeginEndRun" is printed. An exception is thrown at runtime. 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 compiles fine. None of these The program will not compile because it does not contain abstract methods. The program will not compile because it does not implement the run() method. The program compiles fine. None of these The program will not compile because it does not contain abstract methods. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? 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 None of these Wakes up all threads that are not waiting on this object's monitor 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();}} 0 0 Compilation Error 0 1 None of these 0 0 Compilation Error 0 1 None of these ANSWER DOWNLOAD EXAMIANS APP