更多"When computers are connected on a n"的相关试题:
[单项选择]The（）is a collection of computers connected together by phone lines that allows for the global sharing information.
A. interface
B. Internet
C. LAN
D. WWW
[单项选择]What occurs on a Frame Relay network when the CIR is exceeded?（）
A. All TCP traffic is marked discard eligible.
B. All UDP traffic is marked discard eligible and a BECN is sent.
C. All TCP traffic is marked discard eligible and a BECN is sent.
D. All traffic exceeding the CIR is marked discard eligible.
[单项选择]Computers on the network are frequently infected with viruses, malware, worms and Trojans.Which of the following should Mike, a technician, update automatically to prevent future problems?（）
A. Antivirus signatures
B. Antivirus engines
C. Malware engines
D. Virus encyclopedias
[单项选择]All client computers on your company network were recently migrated from Windows XP to Windows 7. Employees use Internet Explorer 8. Each time employees access a Web application, they are prompted to install an add-on. After each installation, the application restarts and prompts the employees to install the add-on again. You need to ensure that employees can run the application. What should you do?（）
A. Use a script to install the add-on in Windows XP Mode.
B. Use a script to run the application in Windows XP Compatibility Mode.
C. Add the class identifier of the add-on to the Add-on list in Group Policy.
D. Set the Deny all add-ons unless specifically allowed in the Add-on list Group Policy setting to Disabled.
[单项选择]All client computers on your company network run Windows 7 and are members of a Windows Server 2008 R2 domain. The R&D department staff are local administrators on their computers and are members of the R&D global security group. A new version of a business software application is available on the network. You plan to apply an AppLocker security policy to the R&D group. You need to ensure that members of the R&D group are not allowed to upgrade the software. What should you do?（）
A. Create an Audit only restriction based on the version of the software.
B. Create an Audit only restriction based on the publisher of the software.
C. Create an Enforce rule restriction based on the version of the software.
D. Create an Enforce rule restriction based on the publisher of the software.
[单项选择] customer wants to network several computers within a large warehouse. The warehouse has one computer at the very far end of the warehouse that is 170 meters (557 feet) from the network switch. Which of the following cable types should a technician use for this computer?（）
A. CAT3
B. CAT5
C. CAT6
D. Fiber
[单项选择] Computers on a small network are not able to receive new addresses from the DHCP server. However, the administrator has checked the server and ensured it is connected, responding, and functional. Which of the following is the MOST likely problem in this scenario?（）
A. The DHCP server has an incorrect gateway configured.
B. The DHCP server was incorrectly configured with a six hour lease time on addresses.
C. The DHCP server was incorrectly configured with no-expiring lease time on addresses.
D. The DNS server is no longer functional and internal name-address resolution is down.
[单项选择]Which command helps a network administrator to manage memory by displaying flash memory andNVRAM utilization?（）
A. show secure
B. show file systems
C. show flash
D. show version
[单项选择]When installing a new PCIe network card, when should manufacturer software and drivers beinstalled?（）
A. Before inserting the PCIe network card in the case
B. After inserting the new PCIe network card in the case
C. They will be automatically loaded after installation
D. Load them concurrently with the PCIe network card
[多项选择]For client computers to access the Internet when using DHCP, the DHCP server must have configurations for at LEAST which of the following? （）
A. Gateway address
B. SNA server
C. Mail server
D. Web server
E. Subnet mask
