JAVA Threads In java a thread can be created by .......... Implementing Runnable interface. Extending the thread class. Both of the above None of these Implementing Runnable interface. Extending the thread class. Both of the above None of these 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. native final synchronized volatile static native final synchronized volatile static 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 Prints Compiler error IllegalThreadStateException is thrown Prints Prints Prints Compiler error IllegalThreadStateException is thrown Prints ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads What will be the output?class One extends Thread{public void run(){for(int i=0; i<2; i++){System.out.print(i);}}}public class Test{public static void main(String args[]){Test t = new Test();t.call(new One());} public void call(One o){o.start();}} None of these 0 1 Compilation Error 0 0 None of these 0 1 Compilation Error 0 0 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"); }} An exception is thrown at runtime. "BeginRunEnd" is printed. Compilation fails. "BeginEnd" is printed. "BeginEndRun" is printed. An exception is thrown at runtime. "BeginRunEnd" is printed. Compilation fails. "BeginEnd" is printed. "BeginEndRun" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Threads Predict the output:class A implements Runnable{ public void run(){ try{ for(int i=0;i<4;i++){ Thread.sleep(100); System.out.println(Thread.currentThread().getName()); } }catch(InterruptedException e){ } }}public class Test{ public static void main(String argv[]) throws Exception{ A a = new A(); Thread t = new Thread(a, "A"); Thread t1 = new Thread(a, "B"); t.start(); t.join(); t1.start(); }} Compilation succeed but Runtime Exception A A A A B B B B None of these A B A B A B A B Output order is not guaranteed Compilation succeed but Runtime Exception A A A A B B B B None of these A B A B A B A B Output order is not guaranteed ANSWER DOWNLOAD EXAMIANS APP
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