Why does a high number of broadcast messages adversely affect overall network performance? No computer on the network can transmit data until each broadcast message has been acknowledged by every computer on the network Broadcast messages are automatically routed to every segment of a LAN None of these Every computer on the network must process each broadcast message Each broadcast message requires an acknowledgement packet from every computer on the network TRUE ANSWER : ? YOUR ANSWER : ?
With a cell-backplane architecture, the data rate on the backplane is significantly greater than the aggregate data rate of the ports The station that hold the token has the highest priority on the network True None of these FALSE A token contains information that is used to route messages between rings TRUE ANSWER : ? YOUR ANSWER : ?
In building cabling, horizontal wiring from the telecommunications closet (TC) to the wall outlet has a distance limitation of 300 meters 90 meters None of these 3 meters 6 meters TRUE ANSWER : ? YOUR ANSWER : ?
You are installing a network interface card on a computer with the following configuration: a 5867133 CPU, 16MB or RAM, a 800-MB IDE hard disk, a parallel port configured as LPT1, and a serial port configured as COM1, which is currently used by a mouse. In addition to the IDE host adapter and the video card, the following devices have been installed on the computer's expansion bus: a modem on COM2, a SCSI host adapter for a CD-ROM drive, and a sound card. The SCSI hose adapter is using IRQ 5, and the sound card is using IRQ 11. The network interface card that you are installing supports the following choices for IRQ: 2, 3, 4, 5, 9,10 and 11. Which IRQ(s) could you use for the network interface card without creating an IRQ conflict with another device? 2 10 None of these 5 4 TRUE ANSWER : ? YOUR ANSWER : ?
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? JohnY cannot access the printer with this configuration Make JohnY a member of the DESIGN Domain Users group None of these Make JohnY a member of the DESIGN Domain Guests group Do nothing. JohnY can access the printer now TRUE ANSWER : ? YOUR ANSWER : ?
What does the transport protocol do? 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 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 TRUE ANSWER : ? YOUR ANSWER : ?
A one-way trust relationship has been established in which the RESEARCH domain trusts the TESTING domain. The Guest account is disabled in both domains. As a user belonging to a global group called Testers in the TESTING domain, you want to access a shared directory on a Windows NT Advanced Server in the RESEARCH domain. Which action would give you access? The Testers group must be assigned permissions to the shared directory on the Windows NT Advanced Server in the RESEARCH domain, and the user must log on to the RESEARCH domain The Testers group must be assigned permissions to the shared directory on the Windows NT Advanced Server in the RESEARCH domain None of these None of these No action is necessary, as access is already available TRUE ANSWER : ? YOUR ANSWER : ?
You want to install a new internal CD-ROM drive. You must first confirm that there will be no IRQ conflicts. How should you do this? Use the Devices option in Control Panel None of these Use Server Manager Use the Add/Remove Programs option in Control Panel Use Windows NT Diagnostics TRUE ANSWER : ? YOUR ANSWER : ?
Assume that you are a user of a Windows NT workstation in the SYCON domain, and the Windows NT workstation has local accounts. You wish to have administrative rights to all Windows NT Advanced Servers in the SYCON domain. How would you achieve this with a minimum amount of administration"? None of these Run User Manager for Domains on any Windows NT Advanced Server in the SYCON domain. Open the Domain Admins group. In the List Names From box choose your workstation and add your workstation user accou Add your user account to the Administrators group on each Windows NT Advanced Server in the SYCON domain Add your user account to the local Administrators group on each workstation in the SYCON domain Add your user account to the Domain Admins group on any Windows NT Advanced Server in the SYCON domain TRUE ANSWER : ? YOUR ANSWER : ?