Windows NT
In heavily overloaded networks, cross-bar switching offers better performance than cell-backplane switching

wireless infrared
FALSE
fiber-optic cable
True
None of these

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Windows NT
Why does a high number of broadcast messages adversely affect overall network performance?

Every computer on the network must process each broadcast message
Broadcast messages are automatically routed to every segment of a LAN
No computer on the network can transmit data until each broadcast message has been acknowledged by every computer on the network
None of these
Each broadcast message requires an acknowledgement packet from every computer on the network

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Windows NT
Routers are often used to implement FIREWALLS

In the System option in Control Panel, select the setting that allows users to log on locally
In the System option in Control Panel, set the user environment variables to allow Maria to log on locally
True
None of these
FALSE

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Windows NT
What does the transport protocol do?

It supports communications between applications on different computers by creating sessions, defining data-exchange formats, and providing application-support services
It defines how data should be presented to the next receiving layer, packages the data accordingly, and then passes the data to the application through the session layer interface.
It provides low-level access to the network adapters by providing data transmission support and some basic adapter management functions
None of these
It is responsible for establishing logical names on the network, establishing connections between two logical names on the network, and supporting reliable data transfer between computers that have es

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