Computer Networking
A front-end processor is

a minicomputer that relieves main-frame computers at a computer centre of communications control functions
a processor in a large-scale computer that executes operating system instructions
a user computer system
None of these
preliminary processor of batch jobs.

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Computer Networking
The research and development department at your office has been experimenting with different technologies to help improve the performance of the network. One group has been examining the use of a broadband network versus a based band network. Select the correct statement about broadband and baseband.

Broadband networks carry several channels on a single cable, whereas in a baseband network several cables carry one channel
Baseband refers to local area networks, and broadband refers to wide area networks.
Baseband operates at a standard bit rate, whereas broadband may operate at different rates as needed
Baseband networks carry a single channel on a single cable, whereas broadband networks carry several channels on a single cable
Broadband and baseband refer to the different frequencies at which infrared operates then transmitting signals in certain conditions

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Computer Networking
Which of the following access lists will allow only HTTP traffic into network 196.15.7.0?

access-list 110 permit ip any 196.15.7.0 0.0.0.255
access-list 100 permit 196.15.7.0 0.0.0.255 eq www
access-list 100 permit tcp any 196.15.7.0 0.0.0.255 eq www
access-list 10 deny tcp any 196.15.7.0 eq www

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