Answer:
B. Firewall
Explanation:
Firewall, just like encryption prevents unauthorized entry into a computer. However, Firewall can be implemented in both hardware or software form; or even a combination of both.
Opening unfamiler emails and visiting unknown websites
Answer:
#include <iostream>
using namespace std;
int main() {
int currentYear = 2020;
int myCurrentAge = 23;
int myNewAge=myCurrentAge+(2050-currentYear);
cout << "My Current Age is " << myCurrentAge << endl;
cout << "I will be " << myNewAge << " in 2050." << endl;
}
Explanation:
- Initialize the currentYear with 2020 and myCurrentAge with 23.
- Add myCurrentAge with the the result of (2015 - currentYear) and assign this result to myNewAge variable.
- Finally display my current age and after that display the new age in 2050.
Output:
My Current Age is 23
I will be 53 in 2050.
A burn-in test is a test which is usually performed on a system or component by running it for a long time in order to bring out any errors or system failures etc.
While doing it on CPU the data must be backed up as any kind of error or failure may result in the loss of data, at time systems can be repaired to retrieve data but still there is no guarantee, backing up is the best option.