Computer Networking
What is a stub network?

A network with more than one exit and entry point.
A network with more than one exit point.
A network that has only one entry and exit point.
A network with only one entry and no exit point.

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Computer Networking
X.21 is

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

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Computer Networking
Which two of the following are true regarding the distance-vector and link-state routing protocols?1. Link state sends its complete routing table out all active interfaces on periodic time intervals.2. Distance vector sends its complete routing table out all active interfaces on periodic time intervals.3. Link state sends updates containing the state of its own links to all routers in the internetwork.4. Distance vector sends updates containing the state of its own links to all routers in the internetwork.

2 and 3 only
None of these
1 only
3 only

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