JAVA Threads
In java a thread can be created by ..........

None of these
Implementing Runnable interface.
Extending the thread class.
Both of the above

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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.
An exception is thrown at runtime.
"BeginRunEnd" is printed.
"BeginEnd" is printed.
Compilation fails.

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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
None of these
Wakes up all threads that are waiting on this object's monitor

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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); } }}

Clean compile but no output at runtime
A compile 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
A run time error indicating that no run method is defined for the Thread class

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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. }

Compilation fails due to an error on line 7
true run-A true
None of these
false run-A true
false run-A false

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