Answer:
b) White-hat hacker
Explanation:
This is also called an ethical hacker. Unlike the other options, a white-hat hacker is a person specialized on computational security which offers services to organizations to test how safe they are from informatic attacks (viruses, theft of information, etc). This is carried out based on a agreement between the whihte-hat hacker and the client via a contract.
Answer:
Linux is a type of open-source software. The entire premise of open-source code is to make it as easy for people to develop and share as possible, instead of use as a vehicle to make money. This way, the collective knowledge of the community can make the program as secure and user-friendly as possible.
Explanation:
Answer:
public class MagicSquare {
public static void main(String[] args) {
int[][] square = {
{ 8, 11, 14, 1},
{13, 2, 7,12},
{ 3, 16, 9, 6},
{10, 5, 4, 15}
};
System.out.printf("The square %s a magic square. %n",
(isMagicSquare(square) ? "is" : "is not"));
}
public static boolean isMagicSquare(int[][] square) {
if(square.length != square[0].length) {
return false;
}
int sum = 0;
for(int i = 0; i < square[0].length; ++i) {
sum += square[0][i];
}
int d1 = 0, d2 = 0;
for(int i = 0; i < square.length; ++i) {
int row_sum = 0;
int col_sum = 0;
for(int j = 0; j < square[0].length; ++j) {
if(i == j) {
d1 += square[i][j];
}
if(j == square.length-i-1) {
d2 += square[i][j];
}
row_sum += square[i][j];
col_sum += square[j][i];
}
if(row_sum != sum || col_sum != sum) {
return false;
}
}
return d1 == sum && d2 == sum;
}
}
Answer:
a
Explanation:
Database Management System (DBMS) makes a relational database available for different analytical views.
Answer:
she should select reconciled account, then select batch actions and lastly exclude selected
Explanation:
Erin should reconcile her account if she cannot see the matches for the transactions that she entered and reconciled previously.
Banks use reconciliation methods to evaluate the transactions that are reported internally against monthly financial statements.
Erin has to take these steps:
Select reconciled transactions, then select batch actions and lastly exclude selected ones
