Computer Networking
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?

Global network
Electronic mail
Paperless office
Electronic newspaper
None of these

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Computer Networking
What is a stub network?

A network with more than one exit and entry point.
A network with more than one exit point.
A network with only one entry and no exit point.
A network that has only one entry and exit point.

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Computer Networking
The Internet Control Message Protocol (ICMP)

reports error conditions to the original source, the source must relate errors to individual application programs and take action to correct the problem
All of these
None of these
provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another
allows gateways to send error a control messages to other gateways or hosts

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Computer Networking
What command is used to stop RIP routing updates from exiting out an interface but still allow the interface to receive RIP route updates?

Router (config-if) # no routing
Router (config-router) # no routing updates
Router (config-router) # passive-interface s0
Router (config-if) # passive-interface

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