JAVA Threads When a class extends the Thread class ,it should override ............ method of Thread class to start that thread. run() init() go() start() run() init() go() start() ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Which of the following constructor of class Thread is valid one? None of these Thread(Runnable threadOb, int priority) Thread(int priority) Thread(Runnable threadOb, String threadName) Thread(String threadName, int priority) None of these Thread(Runnable threadOb, int priority) Thread(int priority) Thread(Runnable threadOb, String threadName) Thread(String threadName, int priority) 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 Compilation fails due to an error on line 7 false run-A true true run-A true None of these false run-A false Compilation fails due to an error on line 7 false run-A true true run-A true None of these 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. "BeginEnd" is printed. An exception is thrown at runtime. "BeginEndRun" is printed. "BeginRunEnd" is printed. Compilation fails. "BeginEnd" is printed. An exception is thrown at runtime. "BeginEndRun" is printed. 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"); }} The program compiles fine, but it does not print anything because t does not invoke the run() method The program does not compile because this cannot be referenced in a static method. The program compiles and runs fine and displays test on the console. None of these The program compiles fine, but it does not print anything because t does not invoke the run() method The program does not compile because this cannot be referenced in a static method. The program compiles and runs fine and displays test on the console. None of these 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"); }} "BeginRunEnd" is printed. An exception is thrown at runtime. "BeginEndRun" is printed. Compilation fails. "BeginEnd" is printed. "BeginRunEnd" is printed. An exception is thrown at runtime. "BeginEndRun" is printed. Compilation fails. "BeginEnd" is printed. ANSWER DOWNLOAD EXAMIANS APP
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