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

FALSE
None of these
fiber-optic cable
wireless infrared
True

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Windows NT
The system administrator wants to make sure that users have access only to certain programs on their systems. Which actions accomplish this?

Create a mandatory user profile and lock all the program groups
None of these
Create a mandatory user profile and ensure that the Deny All option is set on all of the files that the user should not be able to access
Delete WINFILEJEXE from the WINNT directory create a mandatory user profile that disables the File menu in Program Manager, and assign the profile to all users
Create a mandatory user profile that disables the Run command, assign this profile to all users and remove File Manager from the Main group

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

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

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Windows NT
You are adding a new server to your network. The network uses TCP/IP. The new server will provide users with dial-up access to network resources. The data link communications protocol you choose for dial-up access must allow you to provide secure authentication. Which protocol should you choose?

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

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Windows NT
What is the purpose of the token in a network that employs a media access control method based on the IEEE 802.5 specification?

None of these
The station that hold the token has the highest priority on the network
The station that holds the token is allowed to transmit a message on the network
A token contains information that is used to route messages between rings
Token passing provides higher throughput than CSMA/CD when twisted-pair wiring is used

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