A computer is connected to the network through a NIC， which has a unique assignment that is called the Ethernet MAC address. Which layer of the OSI model does the MAC address use to communicate with the network？（）

A . A B . B C . C D . D

A . A B . B C . C D . D

A . In Local Group Policy， modify the audit policy. B . In Local Group Policy， modify the system audit policy. C . From the Windows Firewall with Advanced Security properties， set the logging settings to Log successfulconnections. D . From the Windows Firewall with Advanced Security properties， set the Data Protection （Quick Mode）IPSec settings to Advanced.

A . From Windows Firewall with Advanced Security， create a new rule. B . From the local Group Policy， modify the application control policies. C . From Windows Firewall， modify the Allowed Programs and Features list. D . From Network and Sharing Center， modify the Advanced Sharing settings.

A .  Fibre Channel storage B .  UCS C-Series servers C .  NFS storage D .  UCS chassis E .  Other fabric interconnect

A . switch A dose not have a cdp entry for switch B . or router JAXB.switch A dose not have an IP address C . port 1 on switch A should be an access port rather than a trunk port D . switch A is not directly connected to router JAX E . switch A does not have a default gateway assigned

A . Configure your shared Internet connection to disable LCP extensions. B . Configure you shared Internet connection to disable on-demand dialing. C . Create an Internet Connection Sharing application type for HTTP to use remote server port 25. D . Create an Internet Connection Sharing application type for HTTP to use remote server port 80. E . Create an Internet Connection Sharing application type for FTP to use remote server port 21. F . Create an Internet Connection Sharing application type for FTP to use remote server port 72.

A .  Only to Cisco Fibre Channel switches B .  Only to Cisco Fibre Channel switches in NPIV mode C .  To any Fibre Channel switch D .  Directly to storage arrays E .  Only to Nexus Switche

A . Restore the Microsoft Windows Firewall defaults. B . Validate the permissions on the shared folder by using Microsoft Windows Explorer. C . Enable the File and Printer Sharing exception in Windows Firewall. D . Enable the Internet Connection Sharing exception in Windows Firewall.

A . Change the Network Category setting of the wireless connection to Public. B . Enable the Internet Connection Sharing feature on the wireless network adapter. C . Rename the wireless network adapter to match the Service Set Identifier （SSID） of the wireless network. D . Configure the wireless network adapter to connect to the appropriate wireless network from the Connect to a network list.

A . A B . B C . C D . D

A . A B . B C . C D . D E . E

A . Use the Mobile PC program. B . Use the Ease of Access program. C . Use the System and Maintenance program. D . Use the Network and Sharing Center program.

A . From the Display properties, extend the display.  B . From the Display properties, modify the resolution settings. C . Restart the computer in VGA Mode. Run dxdiag.exe.  D . Restart the computer in VGA Mode. Install the most up-to-date driver for the video graphics adapter.

A . In a command window， type the ipconfig /displaydns command. B . In the Network and Sharing Center window， click the View Full Map link. C . In the Network and Sharing Center window， click the Diagnose and repair link. D . Configure the DNS server by using an IP address provided by your Internet Service Provider （ISP）.

A . Right-click and click the Diagnose option in the Connect to a network window. B . Set the security type value to No authentication in the wireless network properties dialog box. C . Click the Manually connect to a wireless network option in the Set up a connection or network window. D . In the Wireless Network properties dialog box， click the Connect even if the network is not broadcasting option. E . Configure the correct IP address， subnet mask， and default gateway for the target network in the wireless network connection properties dialog box.

A . Click the Diagnose and repair link. B . Enable the Turn on notification of new networks option. C . Configure the Connect to a network window to show all networks. D . Disable the Connect automatically when this network is in range option， and then enable the Connect even if the network is not broadcasting option.

<img src='https://img2.soutiyun.com/shangxueba/ask/17127001-17130000/17128386/270366d9b9b3fdbee2bd323b6a7596cb.jpg' /> A．A B．B C．C D．D

<img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/89516ba86f46455345fbbdb75d510af3.jpg' /> A．A B．B C．C D．D E．E

<img src='https://img2.soutiyun.com/shangxueba/ask/17127001-17130000/17128396/50cff71079a18f005df7b8ac30c38dd0.jpg' /> A．A B．B C．C D．D

A．Elevator Aileron Computers（ELACS）and Spoiler Elevator Computers （SECS） B．Flight Control Data Concentrators （FCDCS） C．ELACS only

A. Open port 1423 on the firewall. B. Open port 1723 on the firewall. C. Open port 3389 on the firewall. D. Open port 6000 on the firewall.