JAVA Threads Which of the following are methods of the Thread class?1) yield()2) sleep(long msec)3) go()4) stop() 3 only 1 and 3 None of these 1 , 2 and 4 3 only 1 and 3 None of these 1 , 2 and 4 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 true run-A true false run-A false Compilation fails due to an error on line 7 None of these false run-A true true run-A true false run-A false Compilation fails due to an error on line 7 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output of the following program code?public class Test implements Runnable{ public static void main(String[] args){ Thread t = new Thread(this); t.start(); } public void run(){ System.out.println("test"); }} None of these The program does not compile because this cannot be referenced in a static method. The program compiles fine, but it does not print anything because t does not invoke the run() method The program compiles and runs fine and displays test on the console. None of these The program does not compile because this cannot be referenced in a static method. The program compiles fine, but it does not print anything because t does not invoke the run() method The program compiles and runs fine and displays test on the console. 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 output of the following program code?public class Test implements Runnable{ public void run(){ System.out.print("go"); } public static void main(String arg[]) { Thread t = new Thread(new Test()); t.run(); t.run(); t.start(); }} "gogogo" is printed Compilation fails. "gogo" is printed An exception is thrown at runtime. "go" is printed "gogogo" is printed Compilation fails. "gogo" is printed An exception is thrown at runtime. "go" is printed 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 compiles, but it does not run because the run() method is not implemented. 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 and runs fine. The program compiles, but it does not run because the run() method is not implemented. 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 and runs fine. ANSWER DOWNLOAD EXAMIANS APP
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