Windows NT
Routers are often used to implement FIREWALLS

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

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Windows NT
What does the transport protocol do?

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
None of these
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 supports communications between applications on different computers by creating sessions, defining data-exchange formats, and providing application-support services
It provides low-level access to the network adapters by providing data transmission support and some basic adapter management functions

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Windows NT
Bridges are ideally used in environments where there a number of well defined workgroups

A complete trust mode, with each engineer's computer trusting the other engineer's computers
FALSE
None of these
A workgroup mode, with each engineer administering his or her own computer
True

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

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