JAVA Threads Which keyword when applied on a method indicates that only one thread should execute the method at a time. synchronized native final volatile static synchronized native final volatile static ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads In java a thread can be created by .......... Both of the above Implementing Runnable interface. Extending the thread class. None of these Both of the above Implementing Runnable interface. Extending the thread class. None of these 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(); } public Test(){ Thread t = new Thread(this); t.start(); } public void run(){ System.out.println("test"); }} The program compiles and runs and displays test. The program compiles and runs and displays nothing. The program compiles fine, but it does not run because you cannot use the keyword this in the constructor. The program has a compilation error because t is defined in both the main() method and the constructor Test(). The program compiles and runs and displays test. The program compiles and runs and displays nothing. The program compiles fine, but it does not run because you cannot use the keyword this in the constructor. The program has a compilation error because t is defined in both the main() method and the constructor Test(). ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output after compiling and executing the following code?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"); }} "BeginEnd" is printed. "BeginRunEnd" is printed. An exception is thrown at runtime. Compilation fails. "BeginEndRun" is printed. "BeginEnd" is printed. "BeginRunEnd" is printed. An exception is thrown at runtime. Compilation fails. "BeginEndRun" is printed. 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 Compiler error Prints Prints Prints IllegalThreadStateException is thrown Compiler error Prints Prints Prints ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What is the output for the below code ?class A implements Runnable{ public void run(){ System.out.println(Thread.currentThread().getName()); }}1. public class Test{2. public static void main(String... args){3. A a = new A();4. Thread t = new Thread(a);5. t.setName("good");6. t.start();7. }8. } None of these good Compilation fails with an error at line 5 null Compilation succeed but Runtime Exception None of these good Compilation fails with an error at line 5 null Compilation succeed but Runtime Exception ANSWER DOWNLOAD EXAMIANS APP
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