class ThreadB extends { Il extends which class int b1, b2; public ThreadB { I/ arguments b1 = start; b2 = end; /l set the name of thread } public void run() { while( b1 <= b2) { System.out.printin(Thread.currentThread().getName()+" "+ b1); try { Il put thread to sleep for 3000 ms b1 += 2; } catch( ex) { I/ which exception to catch System.out.printin("error :"+ex.getMessage()); } } } } public class MianThreadA { public static void main( String || args ) { Il Create a thread thrdB1 of the class using values 100, 200, "Even" II Create a thread thrdB2 of the class using values 101, 200, “Odd" System.out.printIn("Thread output\n"); Il Start the two threads }

class ThreadB extends { Il extends which class int b1, b2; public ThreadB { I/ arguments b1 = start; b2 = end; /l set the name of thread } public void run() { while( b1 <= b2) { System.out.printin(Thread.currentThread().getName()+" "+ b1); try { Il put thread to sleep for 3000 ms b1 += 2; } catch( ex) { I/ which exception to catch System.out.printin("error :"+ex.getMessage()); } } } } public class MianThreadA { public static void main( String || args ) { Il Create a thread thrdB1 of the class using values 100, 200, "Even" II Create a thread thrdB2 of the class using values 101, 200, “Odd" System.out.printIn("Thread output\n"); Il Start the two threads }

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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A class that extends Thread must override ____ method ? start() run() init() sleep()
// This program is synchronized class Callme { Exercise2: Find and correct the errors from the following program and then compile it. After compilation run the program and write the output in the box bellow. synchronized void (String msg) { System.out.print("[" + msg); Code: try { Thread.sleep(); } } catch (InterruptedException e) { System.out.println("Interrupted"); } System.out.print("]"); } class Caller implements Runnable { String msg; Callme target; Thread t; public Caller (Callme targ, String s) { target= targ; msg=s; } t = new Thread(this); t.start()); public void run () { target.call(msg); } } class Synch { public static void main (String args[]) { Callme target= new Callme(); Caller obl= new Caller (target, "Hello"); Caller ob2 Caller ob3 try { obl..join(); ob2..join(); ob3..join(); }catch (InterruptedException e) { System.out.println("Interrupted"); } } new Caller (target, "Synchronized"); new Caller (target, "World"); }
Implement a program which gets the thread number and add it to a tsum variable. int tsum=0;#pragma omp paralleltsum += omp_get_thread_num();printf("Sum is %d\n", tsum); Compile and run it several times. Do you see something unexpected? what problem are you expecting? How can we solve it?
Please answer the follwoing regarding the java code: When looking at the code below, assume that the MyThread and MyRunnable classes are correctly implemented in other files. How many threads are there in the program shown below? (Be careful to consider ALL the threads!)
I added a loop while (true) to both def reader (): and def writer () but still not working in way when I run the code down will not stop to the user click ctrl +c or to be run to the end import threading as threadimport random global x #Shared Datax = 0lock = thread.Lock() #Lock for synchronising access def Reader(): while(true): global x print('Reader is Reading!') lock.acquire() #Acquire the lock before Reading (mutex approach) print('Shared Data:', x) lock.release() #Release the lock after Reading print() def Writer(): while(true) global x print('Writer is Writing!') lock.acquire() #Acquire the lock before Writing x += 1 #Write on the shared memory print('Writer is Releasing the lock!') lock.release() #Release the lock after Writing print() if __name__ == '__main__': for i in range(0, 10): randomNumber = random.randint(0, 100) #Generate a Random number between 0 to 100…
C# Programming Please see attached photo for the instructions using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks; namespace WriteRectangle{ public class Writer { // TODO: Implement me! public string WriteRectangle(int width, int height) { throw new NotImplementedException(); } // TODO: Implement me! public string WriteRectangleHollow(int width, int height) { throw new NotImplementedException(); } }}
If the thread pool contains no available thread : Select one: a.the server runs a new process b.the server goes to another thread pool c.the server waits until one becomes free d.the server demands for a new pool creation
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Solution question number 2
Please solve this exercise important.
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Question#2: Write a Python program as follow: Contain a method named print time, that print current date and time Every 5 seconds create a new thread to invoke the print time method.