You have a read/x7fonly tablespace on read/x7fonly media. Yo

题目
单选题
You have a read/x7fonly tablespace on read/x7fonly media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read/x7fonly tablespace was read/write when the control file was backed up. What should you consider?()
A

drop the read­only tablespace and re­create the tablespace after recovery

B

take data files from the read­only tablespace offline before performing a recovery

C

perform a recovery; status of the tablespace in control file will be changed automatically

D

recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the database

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相似问题和答案

第1题:

--Remember the first time we met, John
--Exactly. You ______ in the library.

A.were reading
B.had read
C.have read
D.read

答案:A
解析:
考查时态。句意为“——约翰,还记得我们第一次见面吗 ——当然,当时你正在图书馆读书。”表示见面时的动作状态,使用过去进行时。

第2题:

To understand a word, you have to read all the letters in it; to understand a sentence you have to read all the words in it.()

A

B



第3题:

A: Which of these newspapers have you read?

B: I’ve read _____them.

A. both

B. both of

C. any of


参考答案:B

第4题:

Your database contains a temporary tablespace, index tablespace, undo tablespace, and a read-only tablespace apart from the SYSTEM and SYSAUX tablespaces. If a media failure occurs resulting in the loss of any of these tablespaces, which tablespace is NOT required for the database to start?()

  • A、 undo tablespace
  • B、 index tablespace
  • C、 read-only tablespace
  • D、 temporary tablespace

正确答案:D

第5题:

A:Do you have any suggestions about it? B:()

  • A、No, I have no idea
  • B、Let me give you a hand
  • C、After I read it in detail, will tell you my opinion

正确答案:C

第6题:

A:Do you have any suggestions about it? B:()

ANo, I have no idea

BLet me give you a hand

CAfter I read it in detail, will tell you my opinion


C

第7题:

To understand a word, you have to read all the letters in it; to understand a sentence you have to read all the words in it.()


正确答案:错误

第8题:

Do you have any suggestions about it?()

A. No, I have no idea

B. Let me give you a hand

C. After I read it in detail, I will tell you my opinion


参考答案:C

第9题:

You have a read-only tablespace on read-only media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the read-only tablespace was read/write when the control file was backed up. What should you consider?()

  • A、 take data files from the read-only tablespace offline before performing a recovery
  • B、 recovery using backup control file is not possible, so restore all the files from the last full database backup, and then open the database
  • C、 drop the read-only tablespace and re-create the tablespace after recovery
  • D、 perform a recovery; status of the tablespace in control file will be changed automatically

正确答案:A

第10题:

In which of the following scenarios is a tablespace recovery required?()

  • A、 when recovering a lost read-only tablespace from a read-only tablespace backup
  • B、 when recovering a lost read-only tablespace from a read-write tablespace backup when the database is running in  ARCHIVELOG mode
  • C、 when recovering a lost read-only tablespace from a read-write tablespace backup when the database is running in  NOARCHIVELOG mode and the changes in the online redo log files have been overwritten
  • D、 when recovering a lost read-only tablespace from a read-only tablespace backup using the backup of the control file, the control file was created using the ALTER DATABASE BACKUP CONTROLFILE TO TRACE statement, and this statement was issued when the tablespace was read-only

正确答案:B

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