The purpose of the ashing step in graphite-furnace atomic-absorption spectroscopy is to（) A．vapor

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  A .  To review RMAN control file and recovery catalog metadata and ensure that its correct B .  To delete RMAN backup-related metadata from the recovery catalog C .  To create metadata in the control file and the recovery catalog related to backup set pieces  D .  To create a report that lists database backups E .  To rebuild the recovery catalog

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• The ash content of a fuel oil is significant to the operating engineer because it （）

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• Heavy fuel oils generally have an upper average ash content of 0~1% by weight.Which of the following conditions could be expected if the ash content increase above this amount?（）

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• What’s the purpose of the program?

  A . To keep all the members in the group work together． B . To make the people there understand the meaning of work． C . To find a way to solve the generation gap． D . To help people enjoy their work．

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• The purpose of the flywheel of a diesel engine is to （）.

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• What is the purpose of the until change option of the restore command？（）  

  A .  It allows you to select the SCN that you want to restore to. B .  It allows you to select the log sequence number you want to restore to. C .  It allows you to select the timestamp you want to restore to. D .  It allows you to manually stop the restore at any time as online redo logs are applied. E .  None of the above.

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• The purpose of the flywheel is to （）

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• What is the purpose of the recover command？（） 

  A .  Recover database datafiles from physical disk backup sets. B .  Recover required incremental backups from physical disk backup sets. C .  Recover required archived redo logs from physical disk backup sets. D .  Apply incremental backups to recover the database.  E .  Apply archived redo logs to recover the database.

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  A . Serves as a backup for the main tow hawser in case of failure B . Provides weight and flexibility to the total tow makeup C . Lengthens the main tow hawser to keep the tow in step D . Distributes the towing load

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  A . to map a known DLCI to an IP address B . to map a known IP address to a MAC address C . to map known SPID to a MACaddress D . to map a known DLCI to a MAC address E . to map a known IP address to a SPID F . to map a known MAC address to an IP addre

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• Which of the following is the way of expressing purpose?

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• Which of the following are the purposes of punishment?

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• The purpose of argumentation is to inform and the purpose of exposition is to persuade.

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• What is the purpose of the event？

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• What's the purpose of the program？

  A．To keep all the members in the group work together. B．To make the people there understand the meaning of work. C．To find a way to solve the generation gap. D．To help people enjoy their work.

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• What’s the main purpose of the passage？

  A．To inform. people the severity of the millennium bug. B．To accuse some comes for being inactive. C．To advise people to abandon the computers. D．To tell the readers the way to solve the millennium bug problem.

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• The main purpose of the passage is

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• What is the purpose of the text（）

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• What is the purpose of the letter？ 查看材料

  A.To advertise their spray. B.To advertise their new shoes. C.To complain the bad quality of the shoes. D.To answer the complaint.

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• What is the purpose of the passage？

  A．To invite people to take a breath in the Bay of Naples. B．To advise people to telephone Newmarket Air Holidays Ltd. C．To persuade people to tour in the area of the Mediterranean Sea. D．To attract people to go to Sant' Agata or Sorrento for sightseeing.

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• Whats the purpose of the talk？

  A．To interest students in a career in counseling. B．To recruit counselors to work in the placement office. C．To inform. students of a university program. D．To convince local merchants to hire college students.

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• What is the purpose of the information？

  A．To publicize a community event B．To solicit donations for a special cause C．To ask for public feedback on a proposal D．To announce a program change

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• What is the purpose of the passage（）

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• The purpose of the text is to（）

  A．tell what the family do for Thanksgiving Day B．tell how the family spend Thanksgiving Day C．introduce foods served on Thanksgiving Day D．introduce the American Thanksgiving Day

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