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
Each broadcast message requires an acknowledgement packet from every computer on the network
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

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Windows NT
As the network administrator, you create a new local group in the RESEARCH domain named R-Editors. The LAB domain trusts the RESEARCH domain. You can assign access permissions to the R-Editors group from

any Windows NT Server backup domain controller in the LAB domain
any Windows NT Workstation computer in the RESEARCH domain -
any Windows NT Workstation computer in the LAB domain
None of these
any Windows NT Server backup domain controllers in the RESEARCH domain

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Windows NT
There are two domains on your network. The DESIGN domain trusts the SALES domain. A color printer is shared in the DESIGN domain, and print permissions have been granted to the Domain Users and Domain Guests groups in the DESIGN domain. The Guest account has been enabled in the DESIGN domain. User John Y logs on using his account in the SALES domain. What must you do to allow JohnY to access the printer?

Make JohnY a member of the DESIGN Domain Guests group
JohnY cannot access the printer with this configuration
Make JohnY a member of the DESIGN Domain Users group
Do nothing. JohnY can access the printer now
None of these

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