An administrator notices an unused cable behind a cabinet that is terminated with a DB-9 connector. Which of the following protocols was MOST likely used on this cable?
A. RS-232
B. 802.3
C. ATM
D. Token ring
CompTIA exam questions
An administrator notices an unused cable behind a cabinet that is terminated with a DB-9 connector. Which of the following protocols was MOST likely used on this cable?
A. RS-232
B. 802.3
C. ATM
D. Token ring
DB-9 connectors are attached to which of the following cable types?
A. HDMI
B. SCSI
C. Serial
D. Parallel
Which of the following is a characteristic of a serial I/O port?
A. RJ-11 connector
B. DB-15 connector
C. DB-9 connector
D. RJ-45 connector