Computer Networking
Which of the following commands displays the configurable parameters and statistics of all interfaces on a router?

show versions
show interfaces
show running-config
show startup-config

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Computer Networking
Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?

one bit or any odd number of bits inverted in a byte during transmission
one bit or any odd number of bits inverted in a block of data during transmission
two bits or any even number of bits inverted in a block during transmission
None of these
two bits or any even number of bits inverted in a byte during transmission

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Computer Networking
A front-end processor is

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

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Computer Networking
Bus is

one or more conductors that some as a common connection for a related group of devices
the condition when two or more stations attempt to use the same channel at the same time
a collection of interconnected functional units that provides a data communications service among stations attached to the network
None of these
a continuous frequency capable of being modulated or impressed with a second signal

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