Disk Operating System (DOS) - Engineering

Q1:

You suspect that your automatic modem dialer is not working correctly. Which of the following commands will manually dial the number 123-4567?

A AT1234567

B ATDT1234567

C AT1234567DL

D ATM 1234567

E None of the above

ANS:B - ATDT1234567

No answer description is available.