What automated technique uses programs to dial a range of numbers and wait for one or two rings. If a modem answers the call, the program makes a note of it and moves on

After turning off the power for the night, a computer will no longer remember the current date, therefore you will need to manually input it again in the morning. What exactly is the problem, and how can it be fixed?

When a customer calls the help desk and says, "My machine won't start," a good help desk technician should have a list of four good questions to ask to find out what's going on. This will help them find the cause of the problem.

Explain the purpose of the Windows key on the keyboard and provide an example of a shortcut that uses it.