JAVA Threads Which of the following are methods of the Thread class?1) yield()2) sleep(long msec)3) go()4) stop() 1 and 3 None of these 3 only 1 , 2 and 4 1 and 3 None of these 3 only 1 , 2 and 4 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 Prints Prints Compiler error Prints IllegalThreadStateException is thrown Prints Prints Compiler error 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 does not compile because the start() method is not defined in the Test class. The program compiles, but it does not run because the run() method is not implemented. The program compiles and runs fine. The program compiles, but it does not run because the start() method is not defined. 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 run() method is not implemented. The program compiles and runs fine. The program compiles, but it does not run because the start() method is not defined. 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"); }} "BeginEndRun" is printed. "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. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? Wakes up one threads that are waiting on this object's monitor 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 None of these Wakes up one threads that are waiting on this object's monitor 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 None of these 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(); }} An exception is thrown at runtime. Compilation fails. "gogogo" is printed "go" is printed "gogo" is printed An exception is thrown at runtime. Compilation fails. "gogogo" is printed "go" is printed "gogo" is printed ANSWER DOWNLOAD EXAMIANS APP
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