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【单项选择题】

A disk with a horizontal line through its center，equivalent to the summer load line，is called the（）.

A、A.deadrise mark

B、B.maximum allowable draft mark

C、C.plimsoll mark

D、D.tonnage mark

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更多“A disk with a horizontal line through its center，equivalent to the summer load line，is called the（）.”相关的问题

第1题

[单选题] Which of the following is the correct configuration for a RAID 5 array?（）

A、A two disk set with one data strip B、A three disk set with two data strips and a parity strip C、A two disk set with two data strips D、A four disk set with two sets of data strips

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第2题

[单选题] You are the network administrator for The network consists of a single Active Directory domain named All network servers run Windows Server 2003. A member server named TK1 contains a single SCSI hard disk. Users report that server performance is slow. You configure System Monitor to report performance values for TK1 at regular intervals. System Monitor reports the following values over six 30-second intervals. You need to improve disk performance. What should you do?（）

A、Replace the existing hard disk with a striped volume that uses disks with performance characteristics similar to those of the existing hard disk. B、Replace the existing hard disk with a RAID-5 disk array that uses disks with performance characteristics similar to those of the existing hard disk. C、Use Disk Management to clear the Compress drive to save disk space option on the dynamic volume. D、Use Disk Management to disable write caching on the physical disk.

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第3题

[] Your network contains a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 is configured as shown in the following table. Disk1 fails. You remove Disk1 from the computer and replace it with a 250-GB basic disk named Disk2. You open the Disk Management snap-in and remove Disk1 from the mirrored volume. You are unable to add Disk2 to the mirrored volume. You need to ensure that you can add Disk2 to the mirrored volume for drive C. What should you do? （） Your network contains a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 is configured as shown in the following table. Disk1 fails. You remove Disk1 from the computer and replace it with a 250-GB basic disk named Disk2. You open the Disk Management snap-in and

A、A. Convert Disk2 to a dynamic disk. B、B. On Disk2, create a 160-GB simple volume. C、C. From the Action menu, select Rescan disks. D、D. Replace Disk2 with another disk that is the same size as Disk0.

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第4题

[单选题] Your network contains a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 is configured as shown in the following table. Disk1 fails. You remove Disk1 from the computer and replace it with a 250-GB basic disk named Disk2. You open the Disk Management snap-in and remove Disk1 from the mirrored volume. You are unable to add Disk2 to the mirrored volume. You need to ensure that you can add Disk2 to the mirrored volume for drive C. What should you do? （）

A、Convert Disk2 to a dynamic disk. B、On Disk2, create a 160-GB simple volume. C、From the Action menu, select Rescan disks. D、Replace Disk2 with another disk that is the same size as Disks.

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第5题

[单选题] A customer has a file server with RAID-5 using 8KB random I/Os， with 67% reads and 33% writes. How should the disk controller cache be configured for optimal performance？（）

A、Use write-back cache B、Use write-back cache with battery backup C、Use write-through cache with disk caching enabled D、Use write-through cache with disk caching disabled

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第6题

[多选题] You are administering a database stored in Automatic Storage Management (ASM). You use RMAN to back up the database and the MD_BACKUP command to back up the ASM metadata regularly. You lost an ASM disk group DG1 due to hardware failure. In which three ways can you re-create the lost disk group and restore the data?（）

A、Use the MD_RESTORE command to restore metadata for an existing disk group by passing the existing disk group name as an input parameter and use RMAN to restore the data. B、Use the MKDG command to restore the disk group with the same configuration as the backed-up disk group and data on the disk group. C、Use the MD_RESTORE command to restore the disk group with the changed disk group specification, failure group specification, name, and other attributes and use RMAN to restore the data. D、Use the MKDG command to restore the disk group with the same configuration as the backed-up disk group name and same set of disks and failure group configuration, and use RMAN to restore the data. E、Use the MD_RESTORE command to restore both the metadata and data for the failed disk group. F、Use the MKDG command to add a new disk group DG1 with the same or different specifications for failure group and other attributes and use RMAN to restore the data.

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第7题

[单选题] You are managing an Oracle Database 11g ASM instance with a disk group dg01 having three disks. One of the disks in the disk group becomes unavailable because of power failure. You issued the following command to change the DISK_REPAIR_TIME attribute from 3.6 hours to 5 hours: ALTER DISKGROUP dg01 SET ATTRIBUTE 'disk_repair_time' = '5h'; To which disks in the disk group will the new value be applicable?（）

A、all disks in the disk group B、all disks that are currently in OFFLINE mode C、all disks that are not currently in OFFLINE mode D、all disks in the disk group only if all of them are ONLINE

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第8题

[] You plan to use the In Database Archiving feature of Oracle Database 12c, and store rows that are inactive for over three months, in Hybrid Columnar Compressed (HCC) format. Which three storage options support the use of HCC?（） You plan to use the In Database Archiving feature of Oracle Database 12c, and store rows that are inactive for over three months, in Hybrid Columnar Compressed (HCC) format. Which three storage options support the use of HCC?（）

A、A. ASM disk groups with ASM disks consisting of Exadata Grid Disks. B、B. ASM disk groups with ASM disks consisting of LUNS on any Storage Area Network array C、C. ASM disk groups with ASM disks consisting of any zero padded NFS-mounted files D、D. Database files stored in ZFS and accessed using conventional NFS mounts. E、E. Database files stored in ZFS and accessed using the Oracle Direct NFS feature F、F. Database files stored in any file system and accessed using the Oracle Direct NFS feature H、G. ASM disk groups with ASM disks consisting of LUNs on Pillar Axiom Storage arrays

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第9题

[] RAID 5 can be BEST described as which of the following?（）

A、A. Mirroring with striping B、B. Striping with dedicated parity C、C. Striping with distributed parity D、D. Independent disks with shared parity

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第10题

[单选题] Ancustomer with limited storage management skills needs a disk subsystem with up to 70TB capacity and enterprise class performance. Which disk storage system should be recommended?（）

A、DS6800 B、DS8100 C、DS8300 D、XIV Storage System

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