When making changes to a server, which of the following is the BEST way to troubleshoot a problem?（）..

第1题

[单选题] When taking action to avoid collision，you should（）.

A、Make sure the action is taken in enough time B、Not make any large course changes C、Not make any large speed changes D、All of the above

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第2题

[单选题] When making changes to a server， which of the following is the BEST way to troubleshoot a problem？（）

A、 Perform root cause analysis and then test the theory to determine the cause. B、 Make changes to the system and document everything once the problem is resolved. C、 Make multiple changes to all affected areas to resolve all potential issues. D、 Make a change and if the problem is not resolved， reverse the change.

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第3题

[多选题] Which of the following are the FIRST actions to take when an administrator is troubleshooting aserver?（）

A、Make one change at a time and test/confirm the change has resolved the problem. B、Verify full system functionality. C、Replicate the problem. D、Determine if a common element is causing multiple problems. E、Identify any changes to the server.

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第4题

[单选题] Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?（）

A、dynamic reconfiguration B、path MTU discovery C、auto setup D、remote management

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第5题

[] Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?（）

A、A. dynamic reconfiguration B、B. path MTU discovery C、C. auto setup D、D. remote management

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第6题

[单选题] The development of the container system（）.

A、makes a cargo reach the farthest destination B、makes the ship go as far as she can C、is the most significant change in shipping industry D、is the most economical change in shipping industry

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第7题

[] You enable block change tracking. You issue the following command: BACKUP INCREMENTAL LEVEL 0 DATABASE; The next day, you issue the following command: BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which statement about the use of the change tracking file is true?（） You enable block change tracking. You issue the following command: BACKUP INCREMENTAL LEVEL 0 DATABASE; The next day, you issue the following command: BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which statement about the use of the change tracking file is true?（）

A、A. RMAN reads the block change tracking file only when it performs the incremental level 0 backup. B、B. RMAN reads the block change tracking file when it performs both incremental backups. C、C. RMAN reads the block change tracking file only when it performs the incremental level 1 backup. D、D. RMAN does not read the block change tracking file when it performs either incremental backup.

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第8题

[] You enable block change tracking. You issue the following command: BACKUP INCREMENTAL LEVEL 0 DATABASE; The next day, you issue the following command: BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which statement about the use of the change tracking file is true?（） You enable block change tracking. You issue the following command: BACKUP INCREMENTAL LEVEL 0 DATABASE; The next day, you issue the following command: BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which statement about the use of the change tracking file is true?（）

A、A. RMAN reads the block change tracking file only when it performs the incremental level 0 backup. B、B. RMAN reads the block change tracking file when it performs both incremental backups. C、C. RMAN reads the block change tracking file only when it performs the incremental level 1 backup. D、D. RMAN does not read the block change tracking file when it performs either incremental backup.

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第9题

[单选题] A vessel will NOT show sidelights when（）.

A、underway but not making way B、making way，not under command C、not under command，not making way D、trolling underway

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When making changes to a server, which of the following is the BEST way to troubleshoot a problem?（）

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