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 Compiler error Prints IllegalThreadStateException is thrown Prints Prints Compiler error Prints IllegalThreadStateException is thrown 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"); }} "BeginEndRun" is printed. Compilation fails. "BeginEnd" is printed. An exception is thrown at runtime. "BeginRunEnd" is printed. "BeginEndRun" is printed. Compilation fails. "BeginEnd" is printed. An exception is thrown at runtime. "BeginRunEnd" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output?class A extends Thread{ public void run(){ for(int i=0; i<2; i++){ System.out.println(i); } }}public class Test{ public static void main(String argv[]){ Test t = new Test(); t.check(new A(){}); } public void check(A a){ a.start(); }} 0 0 0 1 None of these Compilation succeed but runtime exception Compilation error, class A has no start method 0 0 0 1 None of these Compilation succeed but runtime exception Compilation error, class A has no start method 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. volatile final synchronized native static volatile final synchronized native static ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Analyze the following code:public abstract class Test implements Runnable{ public void doSomething() { };} The program will not compile because it does not contain abstract methods. None of these The program compiles fine. The program will not compile because it does not implement the run() method. The program will not compile because it does not contain abstract methods. None of these The program compiles fine. The program will not compile because it does not implement the run() method. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What is the output for the below code ?public class Test extends Thread{ public static void main(String argv[]){ Test t = new Test(); t.run(); } public void start(){ for(int i = 0; i < 10; i++){ System.out.println("Value of i = " + i); } }} A run time error indicating that no run method is defined for the Thread class None of these Clean compile and at run time the values 0 to 9 are printed out Clean compile but no output at runtime A compile time error indicating that no run method is defined for the Thread class A run time error indicating that no run method is defined for the Thread class None of these Clean compile and at run time the values 0 to 9 are printed out Clean compile but no output at runtime A compile time error indicating that no run method is defined for the Thread class ANSWER DOWNLOAD EXAMIANS APP
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