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多选题
Regarding disk scrub， which two of these occur to the data on any local drives upon disassociation？ （）
A
If disk scrub is enabled， all BIOS settings for the server are erased.
B
If disk scrub is enabled， all the data access on any local drives is destroyed.
C
If disk scrub is enabled， the LSI active RAID is destroyed but data is still preserved.
D
If disk scrub is disabled， all data on any local drives is preserved， including the local storage configuration.
E
If disk scrub is enabled， all data on any local drives is preserved， including the local storage configuration.
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更多 “多选题Regarding disk scrub， which two of these occur to the data on any local drives upon disassociation？ （）AIf disk scrub is enabled， all BIOS settings for the server are erased.BIf disk scrub is enabled， all the data access on any local drives is destroyed.CIf disk scrub is enabled， the LSI active RAID is destroyed but data is still preserved.DIf disk scrub is disabled， all data on any local drives is preserved， including the local storage configuration.EIf disk scrub is enabled， all data on any local drives is preserved， including the local storage configuration.” 相关考题
考题
You issued the following commands to configure setting in RMAN;Then you issued the following command to take the backup:RMAN BACKUP DATABASE PLUS ARCHIVELOG;Which statement is true about the execution of the above command?（）A. The backup will terminate because the FORMAT clause was not configured for the channelB. It backs up two copies of data files to tape and disk, and two copies of archived log file on tapeC. It backs up the data files and archived log files to disk, making two copies of each data file and archived log fileD. It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
考题
View the exhibit and examine the output.Which statement can be an inference from the output?()
A. The FRA disk group has an asynchronous I/O bottleneckB. The least number of I/Os are performed on the last data file in the listC. The number of times that the backup or restore process directed the OS to wait until an I/O was complete is the highest for the last data file in the listD. The number of times that the backup or restore process made an OS call to poll for I/O completion in Nonblocking mode is the least for the FRA disk group
考题
You want to perform the following operations for the DATA ASM disk group:Which command accomplishes these tasks?()
A. ALTER DISKGROUP data CHECK;B. ALTER DISKGROUP data CHECK DISK;C. ALTER DISKGROUP data CHECK FILE;D. ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1;
考题
Which two statements regarding symmetric key encryption are true?() (Choose two.)
A. The same key is used for encryption and decryption.B. It is commonly used to create digital certificate signatures.C. It uses two keys: one for encryption and a different key for decryption.D. An attacker can decrypt data if the attacker captures the key used for encryption.
考题
Which of the following is the correct configuration for a RAID 5 array?()
A. A two disk set with one data stripB. A three disk set with two data strips and a parity stripC. A two disk set with two data stripsD. A four disk set with two sets of data strips
考题
Regarding disk scrub， which two of these occur to the data on any local drives upon disassociation？ （）A、 If disk scrub is enabled， all BIOS settings for the server are erased.B、 If disk scrub is enabled， all the data access on any local drives is destroyed.C、 If disk scrub is enabled， the LSI active RAID is destroyed but data is still preserved.D、 If disk scrub is disabled， all data on any local drives is preserved， including the local storage configuration.E、 If disk scrub is enabled， all data on any local drives is preserved， including the local storage configuration.
考题
Which of the following is the correct configuration for a RAID 5 array?（）A、A two disk set with one data stripB、A three disk set with two data strips and a parity stripC、A two disk set with two data stripsD、A four disk set with two sets of data strips
考题
Which policy determines what happens to local data and to the BIOS settings on a server during the discovery process and when the server is disassociated from a service profile？（）A、 boot policy and BIOS policyB、 disk scrub and boot policyC、 BIOS setting scrub， boot policy， and BIOS policyD、 disk scrub and BIOS setting scrub
考题
Which of the following phrases is TRUE regarding monitoring disk I/O with iostat？（）A、 The iostat can only be run as the root userB、 There could be zero percent I/O wait and still be an I/O bottleneckC、 Any I/O wait time displayed in output of "iostat" is an indication of severe I/O bottlenecks D、 Running "iostat" without any arguments/parameters is sufficient for resolving I/O bottlenecks
考题
In order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）A、 tprofB、 iostatC、 svmonD、 filemon
考题
Two DS8700 systems have been proposed for a disk-to-disk BC solution. Each system has 200 TB installed， with a data change rate of 18% per day. Two 2 Gbps CWDM links are in place between the remote data centers with an average utilization rate of 55%. The proposed solution includes additional CWDM ports. Which of the following should justify the additional CWDM ports（）A、the Disk Magic configuration reportB、an engineer from thetelcom providing the dark fiberC、the bandwidth calculationsD、aCompeteLine analysis
考题
Error log analysis indicates that a disk is starting to fail and will need to be replaced. The failing disk contains multiple logical volumes which span multiple disks. A free disk has been added to the failing disk’s volume group.Which of the following is the most efficient method to move the data from the failing disk to the new disk？（）A、Back up the data， remove the failing disk from the volume group， then restore the data to the new disk.B、Use the migratepv command to move data from one disk to another and then remove the failing disk from the volume group.C、Use the mirrorvg command to mirror the data to the new disk， break the mirror and then remove the failing disk from the volume group.D、Create a new filesystem on the new disk and use the mv command to move the data to the new filesystem， and then remove the failing disk from the volume group.
考题
Which two are the uses of the ASM metadata backup and restore （AMBR） feature？（）A、 It can be used to back up all data on ASM disks.B、 It can be used to recover the damaged ASM disk group along with the data.C、 It can be used to gather information about a preexisting ASM disk group with disk paths，disk name，failure groups，attributes templates，and alias directory structure.D、 It can be used to re-create the ASM disk group with its attributes.
考题
Which statement can be an inference from the output?（）A、The FRA disk group has an asynchronous I/O bottleneckB、The least number of I/Os are performed on the last data file in the listC、The number of times that the backup or restore process directed the OS to wait until an I/O was complete is the highest for the last data file in the listD、The number of times that the backup or restore process made an OS call to poll for I/O completion in Nonblocking mode is the least for the FRA disk group
考题
Which two statements are true regarding the functionality of the remap command in ASMCMD?（）A、It repairs blocks that have read disk I/O errors.B、It checks whether the alias metadata directory and the file directory are linked correctly.C、It repairs blocks by always reading them from the mirror copy and writing them to the original location.D、It reads the blocks from a good copy of an ASM mirror and rewrites them to an alternate location on disk if the blocks on the original location cannot be read properly.
考题
单选题Two DS8700 systems have been proposed for a disk-to-disk BC solution. Each system has 200 TB installed， with a data change rate of 18% per day. Two 2 Gbps CWDM links are in place between the remote data centers with an average utilization rate of 55%. The proposed solution includes additional CWDM ports. Which of the following should justify the additional CWDM ports（）A
the Disk Magic configuration reportB
an engineer from thetelcom providing the dark fiberC
the bandwidth calculationsD
aCompeteLine analysis
考题
多选题Which two statements are true regarding the functionality of the remap command in ASMCMD?（）AIt repairs blocks that have read disk I/O errors.BIt checks whether the alias metadata directory and the file directory are linked correctly.CIt repairs blocks by always reading them from the mirror copy and writing them to the original location.DIt reads the blocks from a good copy of an ASM mirror and rewrites them to an alternate location on disk if the blocks on the original location cannot be read properly.
考题
单选题Which policy determines what happens to local data and to the BIOS settings on a server during the discovery process and when the server is disassociated from a service profile？（）A
boot policy and BIOS policyB
disk scrub and boot policyC
BIOS setting scrub， boot policy， and BIOS policyD
disk scrub and BIOS setting scrub
考题
单选题A customer has no available floor space for expansion and room for only one disk enclosure pair in their DS8700. Four disk enclosure pairs are required to meet the current I/O needs of a data warehousing application. They are only utilizing 10% of their total capacity. Another application workload needs to be added to the system but requires two disk enclosure pairs. The customer is considering SSD and Easy Tier. Which of the following is the primary function of Easy Tier（）A
reduce power consumption per unit of storageB
balance the total workload with other DAsC
automatically moves hot spots to the appropriate resourceD
SANtiering permits more flexibility by adding additional data paths
考题
单选题In order to determine how efficiently an application is reading and writing data， which of the following utilities will report read and write sizes on disk I/O requests？（）A
tprofB
iostatC
svmonD
filemon
考题
单选题Which statement can be an inference from the output?（）A
The FRA disk group has an asynchronous I/O bottleneckB
The least number of I/Os are performed on the last data file in the listC
The number of times that the backup or restore process directed the OS to wait until an I/O was complete is the highest for the last data file in the listD
The number of times that the backup or restore process made an OS call to poll for I/O completion in Nonblocking mode is the least for the FRA disk group
考题
多选题Which two are the uses of the ASM metadata backup and restore （AMBR） feature？（）AIt can be used to back up all data on ASM disks.BIt can be used to recover the damaged ASM disk group along with the data.CIt can be used to gather information about a preexisting ASM disk group with disk paths，disk name，failure groups，attributes templates，and alias directory structure.DIt can be used to re-create the ASM disk group with its attributes.
考题
单选题You issued the following commands to configure setting in RMAN; Then you issued the following command to take the backup: RMAN BACKUP DATABASE PLUS ARCHIVELOG; Which statement is true about the execution of the above command?（）A
The backup will terminate because the FORMAT clause was not configured for the channelB
It backs up two copies of data files to tape and disk, and two copies of archived log file on tapeC
It backs up the data files and archived log files to disk, making two copies of each data file and archived log fileD
It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
考题
多选题Which two kinds of failures make the Data Recovery Advisor （DRA） generate a manual checklist（）Afailure when no standby database is configuredBfailure because a data file is renamed accidentallyCfailure that requires no archive logs to be applied for recoveryDfailure due to loss of connectivity-for example， an unplugged disk cable
考题
多选题Which two statements are true regarding the usage of the SQL*Loader utility（）AYou can load data into multiple tables during the same load session.BYou can load data from multiple files to a table during the same load session.CYou cannot perform selective data loading based on the values available in the records.DYou can use an export file generated by the EXPDP utility as an input data file to load the data.EYou can load data only if the input file is available on the disk and tape but not in a named pipes.
考题
单选题You issued the following commands to configure setting in RMAN; RMAN CONFIGURE DEVICE TYPE sbt PARALLELISM 1; RMAN CONFIGURE DEFAULT DEVICE TYPE TO sbt; RMAN CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE sbt TO 2; RMAN CONFIGURE ARCHIVELOG BACKUP COPIES FOR DEVICE TYPE sbt TO 2; RMAN CONFIGURE DATAFILE BACKUP COPIES FOR DEVICE TYPE DISK TO 2; Then you issued the following command to take the backup: RMAN BACKUP DATABASE PLUS ARCHIVELOG; Which statement is true about the execution of the above command?（）A
The backup will terminate because the FORMAT clause was not configured for the channelB
It backs up two copies of data files to tape and disk, and two copies of archived log file on tapeC
It backs up the data files and archived log files to disk, making two copies of each data file and archived log fileD
It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
考题
单选题A customer business requirement addresses data encryption implemented in tape and disk media. They plan to deploy a DS8700 to provide enterprise class storage and plan to configure the DS8700 with SSD and Fiber Channel disk drives. Which statement is TRUE regarding disk encryption（）A
SSD disk encryption does not consume spaceB
SSD disk is faster than FC disk for encryptionC
no space is wasted due to encryption on DS8700D
there is higher processor utilization using FDE drives
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