JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. final native static synchronized volatile final native static synchronized volatile 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 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. } run-a None of these Compilation succeed but Runtime Exception Compilation fails with an error at line 6 run-a run-a run-a None of these Compilation succeed but Runtime Exception Compilation fails with an error at line 6 run-a run-a ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following constructor of class Thread is valid one? None of these Thread(String threadName, int priority) Thread(Runnable threadOb, String threadName) Thread(Runnable threadOb, int priority) Thread(int priority) None of these Thread(String threadName, int priority) Thread(Runnable threadOb, String threadName) Thread(Runnable threadOb, int priority) Thread(int priority) 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); }} Prints IllegalThreadStateException is thrown Compiler error Prints Prints Prints IllegalThreadStateException is thrown Compiler error Prints Prints 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. Compilation fails. An exception is thrown at runtime. "BeginEndRun" is printed. "BeginEnd" is printed. "BeginRunEnd" is printed. Compilation fails. An exception is thrown at runtime. "BeginEndRun" is printed. "BeginEnd" is printed. ANSWER DOWNLOAD EXAMIANS APP