Computer Networking
Which of the following digits are known as the sub-address digits (for use by the user) of the Network User Address (NUA)?

13-14
05-Jul
None of these
08-Dec
01-Apr

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Computer Networking
RS-232-G

is an interface between two data circuit terminating equipment as examplified by a local and remote modem
is an interface standard between Data terminal Equipment and Data Circuit Terminating Equipment
specifies only the mechanical characteristics of an interface by providing a 25-pin connector
requires only 7 pin out of 25 in order to transmit digital data over public telephone lines
None of these

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Computer Networking
TCP is:

Operates at the Data Link layer
Connection orientated and unreliable
Connection orientated and reliable
None of these
Connectionless and unreliable

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