Grace Murray Hopper invented it
Answer:
Explanation:
check the attached files below for answers to your question, thanks.
<span> The PC-doctor software is system information tool used to diagnose and test the computer and determine its configuration.</span>
If the PC-doctor software is installed on a computer's hard drive, you should start the program in two different ways:<span>
1. Press function key during startup sequence
2. Start menu shortcut</span>
Answer:
keyboard I think. sorry if I'm wrong