compute and display the elapsed time for your computer to perform this operation using Java's "System.currentTimeMillis();" method to capture current time (in milli-seconds) before and after entering a loop or a method call, then subtract the earlier value from the later value to compute time difference.
compute and display the elapsed time for your computer to perform this operation using Java's "System.currentTimeMillis();" method to capture current time (in milli-seconds) before and after entering a loop or a method call, then subtract the earlier value from the later value to compute time difference.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
compute and display the elapsed time for your computer to perform this operation using Java's "System.currentTimeMillis();" method to capture current time (in milli-seconds) before and after entering a loop or a method call, then subtract the earlier value from the later value to compute time difference.
![2 import java.security.SecureRandom;
4 public class RollDie {
50
public static void main(String[] args) {
SecureRandom randomNumbers = new SecureRandom();
int[] frequency = new int[7]; // array of frequency counters
6.
7.
8.
// roll die 60,000,000 times; use die value as frequency index
for (int roll
++frequency[1+ randomNumbers.nextInt(6)];
6.
10
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16
17
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21 }
1; roll <= 60_000_000; roll++) {
%3D
System.out.printf("%s%10s%n", "Face", "Frequency");
//output each array element's value
for (int face = 1; face < frequency.1length; face++) {
System.out.printf("%4d%10d%n", face, frequency[face]);
}
%3D
22
23](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F33367630-baef-4794-a3c7-3f7d1dfa9a18%2F92136938-398e-423d-8408-ad707510b799%2Fb0r8o0a_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2 import java.security.SecureRandom;
4 public class RollDie {
50
public static void main(String[] args) {
SecureRandom randomNumbers = new SecureRandom();
int[] frequency = new int[7]; // array of frequency counters
6.
7.
8.
// roll die 60,000,000 times; use die value as frequency index
for (int roll
++frequency[1+ randomNumbers.nextInt(6)];
6.
10
11
12
13
14
15
16
17
18
19
20
21 }
1; roll <= 60_000_000; roll++) {
%3D
System.out.printf("%s%10s%n", "Face", "Frequency");
//output each array element's value
for (int face = 1; face < frequency.1length; face++) {
System.out.printf("%4d%10d%n", face, frequency[face]);
}
%3D
22
23
Expert Solution
Step 1
The System.currentTimeMillis() method returns the current time in milliseconds.
Step by step
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