Windows NT
Your company uses both Ethernet and token-ring LAN's in the same building. Users need access to resources and the ability to transmit data between the LAN's. Which device would you use to enable communications between dissimilar LAN's that use different protocols?

None of these
router
repeater
bridge
gateway

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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?

None of these
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
Create a mandatory user profile and lock all the program groups
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

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Windows NT
User Manager for domains

is used to add a workstation to the domain
is used to assign a log on script to a user or group of users
is used to change file permissions
None of these
is used to create user profiles and system policies

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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
None of these
Each broadcast message requires an acknowledgement packet from every computer on the network
No computer on the network can transmit data until each broadcast message has been acknowledged by every computer on the network

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