Computer Networking
IEEE project 802 divides the data link layer into an upper _____ sublayer and a lower _____ sublayer.

LLC, MAC
MAC, LLC
HDLC, PDU
None of these
PDU, HDLC

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
MAC is

network access standard for connecting stations to a circuit-switched network
None of these
a very common bit-oriented data link protocol issued to ISO.
a method of determining which device has access to the transmission medium at any time
a method access control technique or multiple-access transmission media

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
A T-switch is used to

rearrange the connections between computing equipment
control how messages are passed between computers
echo every character that is received
None of these
transmit characters one at a time

ANSWER DOWNLOAD EXAMIANS APP