When a computer does not recognize an internal modem， a technician should determine whether：（）A、the modem is seated properly.B、the number being dialed is valid.C、there are resource conflicts.D、there is power to the modem.E、the modem speaker is enabled.
When a computer does not recognize an internal modem， a technician should determine whether：（）
- A、the modem is seated properly.
- B、the number being dialed is valid.
- C、there are resource conflicts.
- D、there is power to the modem.
- E、the modem speaker is enabled.
相关考题：
Which of the following is the proper order for powering off and on network components?() A. Computer cable modem routerB. Cable modem router computerC. Cable modem computer routerD. Router cable modem computer
What does AMR stand for?() A. Audio Modem RiserB. Audio Modem RectifierC. Audio Multiplication RectifierD. Audio Modern Riser
下列关于软Modem的描述中，正确的是______。A．软Modem就是用软件模拟Modem，无需额外的硬件设备就能连网的ModemB．大多数的外置Modem和USB接口的Modem都是软ModemC．软Modem将大部分任务交由CPU来完成，会占去一部分系统资源D．软Modem价格比硬Modem稍贵
下列关于软Modem的描述中，正确的是( )。A．软Modem就是软件模拟Modem，无需额外的硬件设备就能联网的ModemB．大多数的外置Modem和USB接口的Modem都是ModemC．软Modem将大部分任务交由CPU来完成，会占去一部分系统资源D．软Modem价格比硬Modem稍贵
During the modem boot process，how does the modem acquire the downstream channel？（）A、The modem is commanded by the CMTS to set to the specific channelB、The modem uses the default value in the broadcom chipsetC、The modem tuner sets a level as defined by the DOCSIS specificationD、The modem tuner scans the downstream spectrum until digital QAM modulated signal is encountered
If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）A、A power supply testerB、A multimeterC、A loopback adapterD、A cable tester
Which of the following is the proper order for powering off and on network components?（）A、Computer cable modem routerB、Cable modem router computerC、Cable modem computer routerD、Router cable modem computer
You are the desktop administrator for the sales department at Company. All employees have Windows2000 Professional portable computers.Sales department users require dial-in access to the company network when they travel to customerlocations. These users must also be able to fax documents to customers from their computers.You need to configure network dial-up access immediately for a user named Anne. First, you insert a 56-Kbps PCMCIA fax modem into Anne’s computer. You restart the computer and log on as a localadministrator. Then, you start the Network Connection Wizard. However, the modem does not appear inthe list of devices that you can select for marking the dial-up connection.You need to be able to install Anne’s modem. What should you do?（）A、Disable the portable computers’ built-in serial ports. B、Manually install the modem device driver provided by the manufacturer. C、Decrease the maximum port speed on the modem’s COM port to 57600. D、Set the Driver Signing Options to Ignore - Install the software anyway and do not ask for my approval. E、Use the Add or Remove Windows Components Wizard to install the Fax service.
下面各说法中的（）是正确。A、内置式Modem比外置式Modem更易于用户监控B、外置式Modem比内置式Modem更易于用户监控C、内置式Modem比外置式Modem工作速度快D、外置式Modem比内置式Modem工作速度快
You install Windows 2000 Professional on an existing department’s computer setup, which was using Windows NT 4.0 Workstation. Later you are told that a dial-up connection will be needed to access a local Internet Service Provider. When you open the computer that connects to the ISP, you find that a 33.6k modem has already been installed. But the users insist, that you also install a faster 56k modem. After installing the new modem and rebooting the computer, you notice that there is a conflict between the two modems. How do you resolve this situation?（）A、Disable the 33.6 K modem.B、Disable the 56 K modemC、Disable the Com port 2D、Disable Com port 4E、Run Windows update， this will update this 33.6 K modem drivers.
A laptop operates on battery power when connected with an AC adapter. Once the battery discharges, the computer turns off and will not turn back on. Which of the following are the MOST likely causes of the laptop issue? （）(Select TWO).A、The LCD monitor’s power inverter does not function properly.B、The operating system’s power settings prevent the battery from charging.C、The battery is not compatible with the laptop.D、The internal power connection on the motherboard is faulty.E、The power adapter is not working.
Which of the following devices would allow a technician using a packet sniffer to view all the dataon a network?（）A、GBICB、HubC、BridgeD、Modem
What does AMR stand for?（）A、Audio Modem RiserB、Audio Modem RectifierC、Audio Multiplication RectifierD、Audio Modern Riser
Which of the following should Karen, a technician, use to test a parallel port?（）A、Line testerB、MultimeterC、Null modem cableD、Loopback plugs
You are the network administrator for TestKing.com. The network contains two Windows Server 2003 computers named TestKing7 and TestKing8. You install a new modem on TestKing7 to allow an application to dial out to your pager. You install the driver. When you test the modem, it does not dial out successfully. You install an identical hardware and driver configuration on TestKing2, and the modem dials out successfully. You need to find out if the modem card in TestKing7 is defective. What should you do on TestKing7?（）A、In Device Manager, right-click the modem, and then click Scan for hardware changes.B、In Modem Properties, click the Modem tab, and then set the maximum port speed to the same value as the value for the maximum port speed on TestKing8.C、In Modem Properties, click the Diagnostics tab, and then click the Query Modem button.D、In Device Manager, right-click Ports, and then click Scan for hardware changes.
You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet. What should you do？ （）A、Enable Internet Connection SharingB、Enable on-demand dialingC、Enable sharing a modem on one computer on the networkD、Configure a DHCP ServerE、Disable Internet Connection SharingF、Configure all the other computers to be DHCP enabled.
You are the administrator of your company’s network. Your network consists of 20 Windows 2000 Professional computers. You want to configure all of the computers to allow access to the Internet. Your Budget does not allow for installing a permanent Internet connection for the network. You do have a single dial-up account at a local Internet service provider （ISP） and a 56-Kbps modem. You want the computer to be able to access the Internet when web resources are requested. What should you do？（）A、Configure the shared modem to use software handshakingB、Configure the dial-up connection to enable on-demand dialing.C、Configure the dial-up connection to enable the Internet connection sharing.D、Configure all the other computers to have a dial-up connection that uses the shared modem. E、Attach the modem to one of the Windows 2000 Professional computer， and create a dial-up connection to the ISP.F、Attach the modem to one of the Windows 2000 Professional computers， and share the modem on the network.
You have updated the modem driver on your Windows 2000 Professional computer. You restart your computer. Immediately after you log on, you receive a stop error. You need to start Windows 2000. What must you do? （）A、Restart the computer in Safe Mode. Uninstall the modem driver.B、Restart the computer by using the last known good configuration.C、Restart the computer in Recovery Console. Replace the new Modem.inf file with the old modem.inf file.D、Start the computer from the Windows 2000 startup floppy disks. Repair the registry.E、Start the computer from the Windows 2000 startup floppy disks. Repair the system files.
多选题When a computer does not recognize an internal modem， a technician should determine whether：（）Athe modem is seated properly.Bthe number being dialed is valid.Cthere are resource conflicts.Dthere is power to the modem.Ethe modem speaker is enabled.
多选题You are an administrator of a small business network. You have one dial-up account at an ISP and want all computers on your network connect to the Internet. What should you do？ （）AEnable Internet Connection SharingBEnable on-demand dialingCEnable sharing a modem on one computer on the networkDConfigure a DHCP ServerEDisable Internet Connection SharingFConfigure all the other computers to be DHCP enabled.
多选题You are the administrator of your company’s network. Your network consists of 20 Windows 2000 Professional computers. You want to configure all of the computers to allow access to the Internet. Your Budget does not allow for installing a permanent Internet connection for the network. You do have a single dial-up account at a local Internet service provider （ISP） and a 56-Kbps modem. You want the computer to be able to access the Internet when web resources are requested. What should you do？（）AConfigure the shared modem to use software handshakingBConfigure the dial-up connection to enable on-demand dialing.CConfigure the dial-up connection to enable the Internet connection sharing.DConfigure all the other computers to have a dial-up connection that uses the shared modem.EAttach the modem to one of the Windows 2000 Professional computer， and create a dial-up connection to the ISP.FAttach the modem to one of the Windows 2000 Professional computers， and share the modem on the network.
单选题During the modem boot process，how does the modem acquire the downstream channel？（）AThe modem is commanded by the CMTS to set to the specific channelBThe modem uses the default value in the broadcom chipsetCThe modem tuner sets a level as defined by the DOCSIS specificationDThe modem tuner scans the downstream spectrum until digital QAM modulated signal is encountered
单选题If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）AA power supply testerBA multimeterCA loopback adapterDA cable tester
单选题Which of the following is the proper order for powering off and on network components?（）AComputer cable modem routerBCable modem router computerCCable modem computer routerDRouter cable modem computer