Which of the following is the MOST important reason for ensuring a RJ-11 phone line jack is not connected to a RJ-45 Ethernet network port?

A. RJ-11 jacks do not support full duplex.
B. Ethernet supports pulse dialing, not tone dialing.
C. The public telephone network uses token-ring, not Ethernet.
D. Phone line voltages can damage Ethernet equipment.

Answer: D. Phone line voltages can damage Ethernet equipment.

Computer Science & Information Technology

You might also like to view...

The program used to close security holes is called a(n) ________

Fill in the blank(s) with correct word

Computer Science & Information Technology

What type of zone contains only an SOA record, one or more NS records, and the necessary glue A records to resolve NS records?

A. Tertiary zone B. Stub zone C. Secondary zone D. Primary zone

Computer Science & Information Technology