>Ok all,
>
>Here are a couple questions for some of you:
>
>1) What is CHR(7) called?
Bell

>2) Why is it called that? IOW, what's its general origin?

It would ring the bell on the teletype machine.
>
>3) Why are most address lines typically 35 characters in length?

The number of characters you can put on a punch card.

>
>Add your own.