Computer Networking
Which layer 1 devices can be used to enlarge the area covered by a single LAN segment?1. Switch2. NIC3. Hub4. Repeater5. RJ45 transceiver

3 and 4
1 and 3
All of these
5 only
1 only

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Computer Networking
Which one of the following is true regarding VLANs?

You should not have more than 10 switches in the same VTP domain.
VLANs only work if you have a complete Cisco switched internetwork. No off-brand switches are allowed.
Two VLANs are configured by default on all Cisco switches.
VTP is used to send VLAN information to switches in a configured VTP domain.

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