JAVA Threads When a class extends the Thread class ,it should override ............ method of Thread class to start that thread. start() go() init() run() start() go() init() run() 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 "gogo" is printed An exception is thrown at runtime. Compilation fails. "go" is printed "gogogo" is printed "gogo" is printed An exception is thrown at runtime. Compilation fails. "go" 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"); }} 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 Which keyword when applied on a method indicates that only one thread should execute the method at a time. synchronized final native static volatile synchronized final native static volatile 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 start() method is not defined. 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 and runs fine. The program compiles, but it does not run because the start() method is not defined. 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 and runs fine. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What notifyAll() method do? Wakes up all threads that are not waiting on this object's monitor Wakes up one threads that are waiting on this object's monitor Wakes up all 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 one threads that are 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
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