单选题During startup, the router displays the following error message: boot: cannot open "flash:" What will the router do next（）。A Because of damaged flash memory, the router will fail the POST.B It will attempt to locate the IOS from a TFTP server. If this

题目

单选题

During startup, the router displays the following error message: boot: cannot open "flash:" What will the router do next（）。

Because of damaged flash memory, the router will fail the POST.

It will attempt to locate the IOS from a TFTP server. If this fails, it will initiate the setup dialog.

It will attempt to locate the IOS from a TFTP server. If this fails, it will load a limited IOS from ROM.

It will attempt to locate the configuration file from a TFTP server. If this fails, it will initiate the setup dialog.

It will attempt to locate the configuration file from a TFTP server. If this fails, it will load a limited configuration from ROM.

参考答案和解析

正确答案： B

解析：暂无解析

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A network administrator enters the following command on a router: logging trap 3. What are three message types that will be sent to the Syslog server? （）A、informationalB、emergencyC、warningD、critical E、debugF、error

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第2题

During startup, the router displays the following error message: boot: cannot open "flash:" What will the router do next（）。A、Because of damaged flash memory, the router will fail the POST.B、It will attempt to locate the IOS from a TFTP server. If this fails, it will initiate the setup dialog.C、It will attempt to locate the IOS from a TFTP server. If this fails, it will load a limited IOS from ROM.D、It will attempt to locate the configuration file from a TFTP server. If this fails, it will initiate the setup dialog.E、It will attempt to locate the configuration file from a TFTP server. If this fails, it will load a limited configuration from ROM.

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第3题

Which of the following statements about authentication responses and conditions is true? （）(Choosetwo.)A、When a router receives a failure response, it stops querying authentication methods.B、When a router receives an error response, it stops querying authentication methods.C、If the router receives a failure response from an authentication method, it queries the next method.D、The router does not differentiate between failure and error responses; the authentication process is always interrupted.E、If it receives no response from the authentication method, a router will determine the error condition On its own; the router also has the option to proceed to the next method in a list if configured accordingly.

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第4题

After working all night and successfully configuring a Cisco router for the TestKing network you save your changes on the startup config, reboot the router, and go out for a cigarette. When you return, none of your changes are active and the router boots to the initial configuration mode! Which of the choices below indicates the source of your problem?（）A、Hardware failure in NVRAM prevents the router from loading the configB、Startup-config in flash is corrupt and cannot be analyzedC、Router configuration-register set to bypass startup configurationD、Startup-config in NVRAM is corrupt and cannot be analyzedE、None of the above

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第5题

A system powers on, begins POST, displays the BIOS version information and then hangs with the error message ‘Error loading operating system’. Which of the following is MOST likely the cause of this issue? （）A、A virus has infected the systemB、Corrupted BOOT.INI fileC、Corrupt MBRD、Boot sector corruption

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第6题

Which of the following statements about authentication responses and conditions is true?（）(Choose two.)A、When a router receives a failure response, it stops querying authentication methods.B、When a router receives an error response, it stops querying authentication methods.C、If the router receives a failure response from an authentication method, it queries the next method.D、The router does not differentiate between failure and error responses; the authentication process is always interrupted.E、If it receives no response from the authentication method, a router will determine the error condition on its own; the router also has the option to proceed to the next method in a list if configured accordingly.

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第7题

Which of the following could cause an Inaccessible boot drive error during the boot process? （）A、HDD failureB、DVI failureC、USB failureD、CD failure

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During startup, the router displays the following error mess

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参考答案和解析

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