Computer Networking
A front-end processor is

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

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Computer Networking
You want to create a standard access list that denies the subnet of the following host: 172.16.144.17/21. Which of the following would you start your list with?

access-list 10 deny 172.16.136.0 0.0.15.255
access-list 10 deny 172.16.48.0 255.255.240.0
access-list 10 deny 172.16.64.0 0.0.31.255
access-list 10 deny 172.16.144.0 0.0.7.255

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