Clock rate.
The DOS message "bad command or file name" means that the command you entered was not recognized as an internal command or as an external command in the working directory or path.
To retrieve the last command entered, press F3
Command language
The history command displays all commands that have been entered into the terminal.
Enter F1 at the command prompt.
You can view the history of commands entered on a Linux system with the history command.
internal and external
The Formula Bar.
no, lol why are you cheating on e2020?
show history
What are two ways data are entered in a box
no.. dir DIR dIr all are same..