public class StringBuilderTest { public static void main(String[] args) throws InterruptedException 100 final int N StringBuilder sb Thread[] threads = for (int i-0; i
public class StringBuilderTest { public static void main(String[] args) throws InterruptedException 100 final int N StringBuilder sb Thread[] threads = for (int i-0; i
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
Related questions
Question
100%
JAVA threads confused help
1.
A)Consider the Java
B) What exactly is the purpose of the last for loop? Does it help with the issue discussed in part (a)? What would happen if we remove that loop?
C)Suppose we replace the StringBuilder in part (a) with a StringBuffer. What is the actual output now? Justify precisely your answer
![public class StringBuilderTest {
public static void main(String[] args) throws InterruptedException
100
final int N
StringBuilder sb
Thread[] threads =
for (int i-0; i<N; i++)
threads[i]
new StringBuilder();
new Thread [N];
= new Thread new Runnable() {
public void run() {
for (int i-0; i<N; i++) sb.append ( "X"); }} );
for (int i-0; i<N; i++) threads [ i] . start();
for (int i-0; i<N; i++) threads [i].join();
System.out.println("String length
}}
sb.length());
=](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb373a5c9-48b4-4731-9fad-a11833e6152f%2Fe0cdf01a-fd81-490a-b085-975705db5d24%2F7msrnev.png&w=3840&q=75)
Transcribed Image Text:public class StringBuilderTest {
public static void main(String[] args) throws InterruptedException
100
final int N
StringBuilder sb
Thread[] threads =
for (int i-0; i<N; i++)
threads[i]
new StringBuilder();
new Thread [N];
= new Thread new Runnable() {
public void run() {
for (int i-0; i<N; i++) sb.append ( "X"); }} );
for (int i-0; i<N; i++) threads [ i] . start();
for (int i-0; i<N; i++) threads [i].join();
System.out.println("String length
}}
sb.length());
=
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