JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} 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. The program compiles fine. The program will not compile because it does not implement the run() method. 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 false None of these false run-A true true run-A true Compilation fails due to an error on line 7 false run-A false None of these false run-A true true run-A true Compilation fails due to an error on line 7 ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What is the output for the below code ?public class Test extends Thread{ public static void main(String argv[]){ Test t = new Test(); t.run(); } public void start(){ for(int i = 0; i < 10; i++){ System.out.println("Value of i = " + i); } }} A run time error indicating that no run method is defined for the Thread class Clean compile and at run time the values 0 to 9 are printed out None of these Clean compile but no output at runtime A compile time error indicating that no run method is defined for the Thread class A run time error indicating that no run method is defined for the Thread class Clean compile and at run time the values 0 to 9 are printed out None of these Clean compile but no output at runtime A compile time error indicating that no run method is defined for the Thread class 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 succeed but runtime exception 0 1 None of these 0 0 Compilation error, class A has no start method Compilation succeed but runtime exception 0 1 None of these 0 0 Compilation error, class A has no start method ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads In java a thread can be created by .......... Implementing Runnable interface. Both of the above None of these Extending the thread class. Implementing Runnable interface. Both of the above None of these Extending the thread class. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following constructor of class Thread is valid one? Thread(Runnable threadOb, String threadName) Thread(Runnable threadOb, int priority) Thread(int priority) Thread(String threadName, int priority) None of these Thread(Runnable threadOb, String threadName) Thread(Runnable threadOb, int priority) Thread(int priority) Thread(String threadName, int priority) None of these ANSWER DOWNLOAD EXAMIANS APP
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