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Computer Networking

Computer Networking
What is the minimum number of wires needed to send data over a serial communication link layer?

None of these
1
2
6
4

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Computer Networking
A station in a network forwards incoming packets by placing them on its shortest output queue. What routing algorithm is being used?

delta routing
None of these
flooding
static routing
hot potato routing

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Computer Networking
How many non-overlapping channels are available with 802.11h?

23
40
3
12

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Computer Networking
Which of the following does not allow multiple users or devices to share one communications line?

multipplexer
None of these
controller
concentrator
doubleplexer

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Computer Networking
In communication satellite, multiple repeaters are known as

stations
detector
transponders
None of these
modulator

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Computer Networking
Which of the following describes an industry-wide standard suite of protocols and algorithms that allows for secure data transmission over an IP-based network that functions at the layer 3 Network layer of the OSI model?

IPSec
HDLC
Cable
VPN
xDSL

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