RAID 1
RAID 3
RAID 5
RAID 10
第1题：
Which of the following RAID levels combines mirroring and striping？（）
第2题：
A customer is building a database server， and the server does sequential write most of the time. They are planning to use an IBM x445 and a ServeRAID-6M adapter. Which of the following fault tolerant RAID levels will perform best for sequential write？（）
第3题：
A. RAID 0
B. RAID 1
C. RAID 5
D. RAID 10
第4题：
Which of the following RAID arrays should be used to achieve the BEST fault tolerance？（）
第5题：
A pharmaceutical company has a requirement for 8.5 TB of usable storage for a new data center. The customer has multiple host applications running on Solaris， Windows 2003， HP-U/X， Linux， and IBM System i platforms. Which IBM System Storage DS8000 volume configuration providesthe best performance and highest availability for this customer（）
第6题：
Which of the following RAID levels provides the BEST read and write performance？（）
第7题：
A police department is interested in disk storage for a video application. Once the data is stored todisk it will be backed up to tape for long term storage. The array must have the highestperformance. Redundancy is not required. What RAID level will meet this requirement？（）
第8题：
A new storage array must be configured for a database server. This array will store transaction logs that are always being written. Which of the following RAID solutions would provide fault tolerance and fast write operations without the use of parity?（）
A. RAID 0
B. RAID 3
C. RAID 6
D. RAID 10
第9题：
应用的类型主要是随机的IO，那么推荐选择哪种RAID级别比较合适？（）
第10题：
Which of the following RAID levels can withstand the simultaneous loss of two physical drives in an array？（）