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Computer Networking

Computer Networking
A modem is connected in between a telephone line and a

None of these
communication adapter
serial port
network
computer

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Computer Networking
The synchronous modems are more costly than the asynchronous modems because

None of these
they operate with a larger bandwidth
they transmit the data with stop and start bits.
they produce large volume of data
they contain clock recovery circuits

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Computer Networking
IEEE project 802 divides the data link layer into an upper _____ sublayer and a lower _____ sublayer.

PDU, HDLC
None of these
HDLC, PDU
MAC, LLC
LLC, MAC

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Computer Networking
How long is an IPv6 address?

32 bits
128 bytes
64 bits
128 bits

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Computer Networking
One important characteristic of the hub architecture of ARC-net is

multiple virtual networks
alternative routing
None of these
access control and addressing
directionalized transmission

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Computer Networking
You have a network ID of 134.57.0.0 and you need to divide it into multiple subnets in which at least 600 host IDs for each subnet are available. You desire to have the largest amount of subnets available. Which subnet mask should you assign?

255.255.255.0
255.255.248.0
255.255.224.0
255.255.255.255
255.255.240.0

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