Reference no: EM13272824

1. What is the name of the method used to start a thread execution?

A. init(); B. start();

C. run(); D. resume();

2. Which two are valid constructors for Thread?

Thread(Runnable r, String name)

Thread()

Thread(int priority)

Thread(Runnable r, ThreadGroup g)

Thread(Runnable r, int priority)

A. 1 and 3 B. 2 and 4

C. 1 and 2 D. 2 and

3. Which three are methods of the Object class?

notify();

notifyAll();

isInterrupted();

synchronized();

interrupt();

wait(long msecs);

sleep(long msecs);

yield();

A. 1, 2, 4  B. 2, 4, 5

C. 1, 2, 6  D. 2, 3, 4

4. class X implements Runnable

{

public static void main(String args[])

{

/* Missing code? */

}

public void run() {}

}

Which of the following line of code is suitable to start a thread ?

A. Thread t = new Thread(X);

B. Thread t = new Thread(X); t.start();

C. X run = new X(); Thread t = new Thread(run); t.start();

D. Thread t = new Thread(); x.run();

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5. Which cannot directly cause a thread to stop executing?

A. Calling the SetPriority() method on a Thread object.

B. Calling the wait() method on an object.

C. Calling notify() method on an object.

D. Calling read() method on an InputStream object.

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