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Computer Networking

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

None of these
star
mesh
ring
bus

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Computer Networking
Pat Address Translation is also termed what?

NAT Static
Overloading Static
NAT Overload
NAT Fast

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Computer Networking
You have a class A network address 10.0.0.0 with 40 subnets, but are required to add 60 new subnets very soon. You would like to still allow for the largest possible number of host IDs per subnet. Which subnet mask should you assign?

255.240.0.0
255.255.255.255
255.254.0.0
255.252.0.0
255.248.0.0

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Computer Networking
A 4 KHz noise less channel with one sample ever 125 per sec is used to transmit digital signals. Differential PCM with 4 bit relative signal value is used. Then how many bits per second are actually sent?

64 Kbps
32 Kbps
128 Kbps.
8 Kbps
None of these

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Computer Networking
The area of coverage of a satellite radio beam is known as

None of these
Identity
Beam width
Footprint
Circular polarization

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Computer Networking
Intranets and extranets can use their network fire walls and other security features to establish secure Internet links within an enterprise or with its trading partners. Select the best fit for answer:

Virtual Private Network
Network Server
OSI
Network operating system

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