JAVA Threads Which of the following constructor of class Thread is valid one? Thread(int priority) Thread(Runnable threadOb, int priority) Thread(Runnable threadOb, String threadName) Thread(String threadName, int priority) None of these Thread(int priority) Thread(Runnable threadOb, int priority) Thread(Runnable threadOb, String threadName) Thread(String threadName, int priority) None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will happen when you attempt to compile and run the following code?class A implements Runnable{ public void run(){ System.out.println("run-A"); }}1. public class Test{2. public static void main(String argv[]){3. A a = new A();4. Thread t = new Thread(a);5. System.out.println(t.isAlive());6. t.start();7. System.out.println(t.isAlive());8. }9. } false run-A true Compilation fails due to an error on line 7 None of these false run-A false true run-A true false run-A true Compilation fails due to an error on line 7 None of these false run-A false true run-A true 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();}} Compilation Error 0 0 0 1 None of these Compilation Error 0 0 0 1 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Predict the output:public class Test extends Thread{ private int i; public void run(){ i++; } public static void main(String[] args){ Test a = new Test(); a.run(); System.out.print(a.i); a.start(); System.out.print(a.i); }} IllegalThreadStateException is thrown Prints Compiler error Prints Prints IllegalThreadStateException is thrown Prints Compiler error Prints Prints ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} 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. 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. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will happen after compiling and running following code?class A implements Runnable{ public void run(){ System.out.println("run-a"); }}1. public class Test{2. public static void main(String... args){3. A a = new A();4. Thread t = new Thread(a);5. t.start();6. t.start();7. }8. } None of these run-a run-a run-a Compilation succeed but Runtime Exception Compilation fails with an error at line 6 None of these run-a run-a run-a Compilation succeed but Runtime Exception Compilation fails with an error at line 6 ANSWER DOWNLOAD EXAMIANS APP
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