Computer Networking
A network administrator needs to configure a router with a distance-vector protocol that allows classless routing. Which of the following satisfies those requirements?

OSPF
RIPv1
EIGRP
IS-IS
IGRP

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Computer Networking
TCP is:

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

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Computer Networking
Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?

one bit or any odd number of bits inverted in a block of data during transmission
one bit or any odd number of bits inverted in a byte during transmission
two bits or any even number of bits inverted in a byte during transmission
two bits or any even number of bits inverted in a block during transmission
None of these

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