61. What will be the output of the following Java code?
class newthread implements Runnable
{
Thread t;
newthread()
{
t1 = new Thread(this,"Thread_1");
t2 = new Thread(this,"Thread_2");
t1.start();
t2.start();
}
public void run()
{
t2.setPriority(Thread.MAX_PRIORITY);
System.out.print(t1.equals(t2));
}
}
class multithreaded_programing
{
public static void main(String args[])
{
new newthread();
}
}
class newthread implements Runnable
{
Thread t;
newthread()
{
t1 = new Thread(this,"Thread_1");
t2 = new Thread(this,"Thread_2");
t1.start();
t2.start();
}
public void run()
{
t2.setPriority(Thread.MAX_PRIORITY);
System.out.print(t1.equals(t2));
}
}
class multithreaded_programing
{
public static void main(String args[])
{
new newthread();
}
}62. Which of these method wakes up the first thread that called wait()?
63. Which of these keywords are used to implement synchronization?
class newthread extends Thread
{
Thread t;
String name;
newthread(String threadname)
{
name = threadname;
t = new Thread(this,name);
t.start();
}
public void run()
{
}
}
class multithreaded_programing
{
public static void main(String args[])
{
newthread obj1 = new newthread("one");
newthread obj2 = new newthread("two");
try
{
obj1.t.wait();
System.out.print(obj1.t.isAlive());
}
catch(Exception e)
{
System.out.print("Main thread interrupted");
}
}
}
class newthread extends Thread
{
Thread t;
String name;
newthread(String threadname)
{
name = threadname;
t = new Thread(this,name);
t.start();
}
public void run()
{
}
}
class multithreaded_programing
{
public static void main(String args[])
{
newthread obj1 = new newthread("one");
newthread obj2 = new newthread("two");
try
{
obj1.t.wait();
System.out.print(obj1.t.isAlive());
}
catch(Exception e)
{
System.out.print("Main thread interrupted");
}
}
}64. Which of this method can be used to make the main thread to be executed last among all the threads?
65. Which of the following stops execution of a thread?
66. What will be the output of the following Java program?
class newthread extends Thread
{
Thread t;
String name;
newthread(String threadname)
{
name = threadname;
t = new Thread(this,name);
t.start();
}
public void run()
{
}
}
class multithreaded_programing
{
public static void main(String args[])
{
newthread obj1 = new newthread("one");
newthread obj2 = new newthread("two");
try
{
Thread.sleep(1000);
System.out.print(obj1.t.isAlive());
}
catch(InterruptedException e)
{
System.out.print("Main thread interrupted");
}
}
}
class newthread extends Thread
{
Thread t;
String name;
newthread(String threadname)
{
name = threadname;
t = new Thread(this,name);
t.start();
}
public void run()
{
}
}
class multithreaded_programing
{
public static void main(String args[])
{
newthread obj1 = new newthread("one");
newthread obj2 = new newthread("two");
try
{
Thread.sleep(1000);
System.out.print(obj1.t.isAlive());
}
catch(InterruptedException e)
{
System.out.print("Main thread interrupted");
}
}
}67. Which of these method is used to tell the calling thread to give up a monitor and go to sleep until some other thread enters the same monitor?
68. What is true about time slicing?
69. Thread priority in Java is?
70. What decides thread priority?
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