Answer: The correct answer is A. I just answered this question myself!
Answer:
using System;
class CheckDigit
{
public static void Main (string[] args)
{ //Accepting value from user
Console.WriteLine ("Enter a four-digit account number");
int acc = Convert.ToInt32(Console.ReadLine());
int d=acc%10; //extracting the last digit
acc=acc/10; //having the first three digit
if(acc % 7 == d) //checking and displaying
Console.WriteLine ("Valid Account Number");
else
Console.WriteLine ("Invalid Account Number");
}
}
Explanation:
Yes the ansewer is c bc you can look it up!
Answer:
Check button under error checking
Explanation:
Under the Tools tab there are two options:
Error checking and Optimize and defragment drive option.
clicking the check button with administrative permission under error checking option will examine the hard drive for errors.
