You are maintaining a Windows Communication Foundation (WCF) service that uses a custom username password class to authenticate clients with. The service certificate is hosted in the deployment server store for trusted root certificate authorities and has a Subject value of TaxServiceKey. Other service certificates hosted on the same server also use TaxServiceKey as a Subject value.You need to ensure that the service identifies itself with a certificate whose subject name and distinguished names are TaxServiceKey.Which code segment should you use?（）

A、

B、

C、

D、

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更多“You are maintaining a Windows Communication Foundation (WCF) service that uses a custom username password class to authenticate clients with. The service certificate is hosted in the deployment server store for trusted root certificate authorities and has a Subject value of TaxServiceKey. Other service certificates hosted on the same server also use TaxServiceKey as a Subject value.You need to ensure that the service identifies itself with a certificate whose subject name and distinguished names are TaxServiceKey.Which code segment should you use?（）”相关的问题

第1题

[多选题] You are working on an Oracle Database 10g database. You enabled the Flashback Database feature. Which two statements regarding flashback logs are true？（）

A、 Flashback logs are not archived. B、 Flashback logs are maintained in redo log files. C、 Flashback logs are maintained in the Flash Recovery Area. D、 Flashback logs are used to maintain Flashback Database related errors. E、 Flashback logs need to be cleared manually after you disable Flashback Database.

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第2题

[单选题] All of the following are practices of good seamanship EXCEPT（）.

A、When meeting，altering course to the left to increase sea room B、Maintaining an alert radar watch in reduced visibility C、Showing a flare-up light to attract attention when you are not under command D、Maintaining a proper lookout from sunrise to sunset

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第3题

[单选题] 下面代码执行后，正确的输出结果是（）。

A、You are fired! You are hired! B、You are fired! You are fired! C、You are hired! You are hired! D、You are hired! Youarefired!

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第4题

[多选题] You use a recovery catalog for maintaining your database backups.You execute the following command:$rman TARGET / CATALOG rman / cat@catdbRMAN > BACKUP VALIDATE DATABASE ARCHIVELOG ALL;Which two statements are true?（）

A、Corrupted blocks, if any, are repaired. B、Checks are performed for physical corruptions. C、Checks are performed for logical corruptions. D、Checks are performed to confirm whether all database files exist in correct locations E、Backup sets containing both data files and archive logs are created.

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第5题

[单选题] If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies，which frequency should you call on? （）

A、Calling frequency B、Distress frequency C、Urgency frequency D、Working frequency

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第6题

[单选题] You are maintaining your database in Oracle10g. You are not using the recovery catalog to maintain the backup information of your database. Which file can be used as a repository to store information regarding the RMAN backup？（）

A、 online redo log files B、 alert log files C、 control file D、 datafiles associated with the SYSTEM tablespace

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第7题

[单选题] You are maintaining your database in Oracle10g. You are required to view the list of files that have not been backed up for the last seven days. Which RMAN command will you use？（）

A、 LIST command B、 CROSSCHECK command C、 REPORT command D、 SHOW command