Answer: white hat hacker
Explanation:
Like other forms of hacker, white hat hackers also have wide range of knowledge of breaking into systems, overriding firewalls, bypassing security protocols and can also do all other things hackers do. But what differentiates white hat hackers is the motive behind what they do, in that they carry out all this test not for their personal gain but for the benefit of the owners and also with the approval of the owners. Because after carrying out tests on the ways of exploiting the loop holes in the system they reveal it to the manufacturer or system owners for correction.
Answer:
A wiki website is a website we're people share ideas and information.
Answer :
Written in java
import java.util.Scanner;
public class Main{
public static void main(String[] args) {
int year;
Scanner scanner = new Scanner(System.in);
System.out.print("Please enter a year\n\n");
year = scanner.nextInt();
while (year < 1582) {
System.out.print("\nPlease enter a different year above 1582\n");
year = scanner.nextInt();
}
if (year % 4 == 0) {
if(year % 100 ==0 && year % 400 != 0){
System.out.println(year + " is not a leap year\n\n");
}else {
System.out.println(year + " is a leap year\n");
}
} else {
System.out.println(year + " is not a leap year\n\n");
}
}
}
Explanation:
Below is required code in java :-
public class Table{
private String color; //attribute to store the color of the table
public Table(){ //default constructor
this.color=""; //set a default blank color
}
public Table(String color){ //overloaded constructor
this.color=color; //set the color value equal to the parameter provided
}
public void setColor(String color){ //setter or mutator method
this.color=color; //set the color value equal to the parameter provided
}
}
