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Computer Networking

Computer Networking
Which of the following device copies electrical signals from one Ethernet to another?

None of these
passive hub
bridge
repeater
hub

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Computer Networking
On a class B network, how many hosts are available at each site with a subnet mask of 248?

1,022
2,046
16,382
8,190
4,094

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Computer Networking
In a _____ topology, if there are n devices in a network, each device has n - 1 ports for cables.

bus
star
None of these
mesh
ring

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Computer Networking
Which utility is useful for finding the local host name?

None of these
Netstat
PING
Hostname
NBTSTAT

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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

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

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Computer Networking
The 802.5 standard implements a way for preventing collisions on the network. How are collisions prevented when using this standard?

Collision detection
CSMA/CD
Switched repeaters
Time sharing
Token passing

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