A file on the system ahs been lo

题目

A file on the system ahs been lost, but the latest version is on a mksysb tape. The file is extracted from this mksysb tape by loading the tape. Which of the following indicates where the tape will be skipped forward?()

  • A、Third image, and resoting the file with the tar command
  • B、Third image, and restoring the file with the dd command
  • C、Fourth image, and restoring the file with the restore command
  • D、Fourth image followed by the tar command
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相似问题和答案

第1题:

Given that the current directory is empty, and that the user has read and write permissions, and the following:Which statement is true?()

A.Compilation fails.

B.The file system has a new empty directory named dir.

C.The file system has a new empty directory named newDir.

D.The file system has a directory named dir, containing a file f1.txt.

E.The file system has a directory named newDir, containing a file f1.txt.


参考答案:E

第2题:

A file on the system ahs been lost, but the latest version is on a mksysb tape. The file is extracted from this mksysb tape by loading the tape. Which of the following indicates where the tape will be skipped forward?()

A.Third image, and resoting the file with the tar command

B.Third image, and restoring the file with the dd command

C.Fourth image, and restoring the file with the restore command

D.Fourth image followed by the tar command


参考答案:C

第3题:

You decided to use Direct NFS configuration in a non-RAC Oracle installation and created the oranfstab file in /etc. Which two statements are true regarding this oranfstab file? ()

A. Its entries are specific to a single database.

B. It contains file systems that have been mounted by Direct NFS.

C. It is globally available to all Oracle 11g databases on the machine.

D. It contains file systems that have been mounted by the kernel NFS system.


参考答案:C, D

第4题:

Which command(s) will result in the smallest sized backup of the text files contained in the /staticFS filesystem?()  

  • A、tar -cvf file_system.tar /staticFS ; gzip file_system.tar
  • B、tar -xvf /staticFS file_system.tar ; gzip file_system.tar
  • C、tar -cvf /staticFS file_system.tar ; compress file_system.tar
  • D、tar -xvf file_system.tar /staticFS  ; compress file_system.tar

正确答案:A

第5题:

A corrupted file system is now repaired and back in use. Some, but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which two statements correctly describe the effects of the restore operation?()

  • A、 Files found in the file system that are also on tape will NOT be overwritten.
  • B、 The missing files, present on the backup tape, are restored to the file system with the data as it was when the backup was taken.
  • C、 The access times are preserved by tar and will reflect the time when a user last accessed the data.
  • D、 The modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup, NOT the time of the restore operation.

正确答案:B,D

第6题:

You executed this command to create a password file:$ orapwd file = orapworcl entries = 10 ignorecase = NWhich two statements are true about the password file?()

A. It will permit the use of uppercase passwords for database users who have been granted the SYSOPER role.

B. It contains username and passwords of database users who are members of the OSOPER operating system group.

C. It contains usernames and passwords of database users who are members of the OSDBA operating system group.

D. It will permit the use of lowercase passwords for database users who have granted the SYSDBA role.

E. It will not permit the use of mixed case passwords for the database users who have been granted the SYSDBA role.


参考答案:A, D

第7题:

Which of the following statements best describes the relationship between a logical volume and a journaled file system (JFS)?()

A.Increasing the size of a logical volume also increases the size of the file system

B.Reducing the size of a logical volume requires reducing the size of the file system first

C.Increasing the size of a file system requires increasing the size of the logical volume first

D.Increasing the size of a file system also increases the size of the logical volume when necessary


参考答案:D

第8题:

Given that the current directory is empty, and that the user has read and write privileges to the current, and the following:Which statement is true?()

A.Compilation fails.

B.Nothing is added to the file system.

C.Only a new file is created on the file system.

D.Only a new directory is created on the file system.

E.Both a new file and a new directory are created on the file system.


参考答案:B

第9题:

An administrator logs into a server and notices slow performance.  When the system finishes the logon process a message is displayed saying the system is out of Virtual Memory.  Which of the following is the MOST likely cause of this issue?()

  • A、The drives have been configured as basic.
  • B、The system partition with the page file is out of space.
  • C、The VMFS has bad sectors.
  • D、The drivers for the memory have become corrupt.

正确答案:B

第10题:

All of the following statements accurately describe process for administering file systems EXCEPT:()

  • A、A logical volume must exist prior to running the crfs command to create a file system
  • B、A file system must be unmounted before it can be removed
  • C、Defining a file system imposes a structure on a logical volume
  • D、Removing a file system using rmfs automatically removes the underling logical volume

正确答案:A

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