JN0-102

单选题What does the command show compare rollback 1 display?（）A the difference between the current candidate configuration and the candidate configuration from one commit agoB the difference between the current active configuration and the current candidate

题目
单选题
What does the command show compare rollback 1 display?（）
A

the difference between the current candidate configuration and the candidate configuration from one commit ago

B

the difference between the current active configuration and the current candidate configuration

C

the difference between the current active configuration and the active configuration from one commit ago

D

the difference between the current candidate configuration and the archived configuration from one commit ago

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相似问题和答案

第1题：

Referring to the exhibit, what are two differences between the active and candidate configurations?()

A. The ge-0/0/0 interface was added to the candidate configuration.

B. Area 0 was added to the active configuration.

C. Area 1 was added to the candidate configuration.

D. The ge-0/0/0 interface was added to the active configuration.


参考答案：A, C

第2题：

You delete a trace options file and later notice that no new entries are being written to this file. What would allow the entries to be written to the file again?()

A.Issue a commit of the current configuration.

B.Issue a commit full of the current configuration.

C.Issue a commit all of the current configuration.

D.Issue a commit confirmed of the current configuration.


参考答案：B

第3题：

What does the command show | compare rollback 1 display?()

A. the difference between the current candidate configuration and the candidate configuration from one commit ago

B. the difference between the current active configuration and the current candidate configuration

C. the difference between the current active configuration and the active configuration from one commit ago

D. the difference between the current candidate configuration and the archived configuration from one commit ago


参考答案：D

第4题：

What information does the help topic command provide?（）

  • A、router’s version and serial number to help open a case with JTAC
  • B、software documentation describing features and configuration tasks within JUNOS
  • C、a brief description of commands and their default values
  • D、a verification of the current configuration on the router

正确答案:B

第5题：

可以通过哪些命令查看接口Serial1/0/1的配置信息（）.

  • A、[Quidway]display current-configuration
  • B、[Quidway-Serial1/0/1]display this
  • C、[Quidway]view saved-configuration
  • D、[Quidway]show current-configuration

正确答案:A,B

第6题：

Which two commands would you use to discard a candidate configuration?()

A. rollback

B. delete

C. delete 0

D. rollback 0


参考答案：A, D

第7题：

A CCNA candidate is working on a 2600 Cisco router. The person needs to verify that the configuration register is set to boot the router IOS from flash memory and use the commands saved in the startup-configuration file.Which command will display this information, and what is the configuration register value that should be displayed?（）

A. show startup-config and 0x2142

B. show version and 0x2102

C. show flash and 0x2102

D. show version and 0x2142

E. show running-config and 0x2142

F. show flash and 0x2142


参考答案：B

第8题：

After editing to your device’s configuration, which command must you enter to activate the configuration changes?()

A. set

B. copy candidate active

C. apply-config

D. commit


参考答案：D

第9题：

What does the command show | compare rollback 1 display?（）

  • A、the difference between the current candidate configuration and the candidate configuration from one commit ago
  • B、the difference etween the current active configuration and the active configuration from the one commit ago
  • C、the difference between the current active configuration and the active configuration from one commit ago
  • D、the difference between the current candidate configuration and the archived configuration from one commit ago

正确答案:D

第10题：

When the clverify utility is run，verification checks use ODM data provided by the common communication infrastructure. This provides efficient access to configuration ODMs from the other nodes. The utility manages these files by storing the copies in various directories depending on the success or failure of the verification pass.  By default，this directory is "/var/hacmp/clverify/current/nodename/ if the ’current’ directory still exists when clverify stops running，this indicates which of the following？（）

  • A、 A successful completion of clverify
  • B、 A problem with the clverify utility
  • C、 All nodes agree on active configuration
  • D、 Configuration differences between current and last successful clverify

正确答案:B

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