A system administrator needs to maintain 1.2TB of storage for a database server. There are six250GB drives available in the server for storage space.  Which of the following RAID configurations would be the BEST choice given that performance and fault to

第1题：

An administrator is building a server that will run a data warehousing application.The server was ordered with eight 300GB drives.The application requires a dedicated storage location for the OS and one for critical files.The critical file storage needs fast access but must provide high redundancy.The OS requires 100GB and the file requires 950GB.Which of the following configurations will BEST suit the data warehouse needs？（）

• A、OS：3 Drives，RAID 1 with hot spare；Files：5 Drives，RAID 5 with hot spare
• B、OS：2 Drives，RAID 1；Files：6 Drives，RAID 1
• C、OS：2 Drives，RAID 0；Files：6 Drives，RAID 5
• D、OS：2 Drives，RAID 1；Files：6 Drives，RAID 5 with hot spare

第2题：

A system administrator needs to provision storage for a 200GB database. The database must have extremely low seek time. Which of the following is the BEST solution？（）

• A、A JBOD
• B、A RAID 50 array
• C、A NAS
• D、A single SSD

第3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4题：

An administrator needs to maintain 1TB of storage space for a server. A performance critical application will use this storage space for a database. The database will be replicated between multiple servers. Cost and performance are the most important considerations. Which of the following RAID configurations would be the BEST choice for the storage array?（）

• A、RAID 6 with six 250GB hard drives
• B、RAID 5 with five 250GB hard drives
• C、RAID 0 with four 250GB hard drives
• D、RAID 10 with eight 250GB hard drives

第5题：

Which of the following RAID levels would be the BEST choice if performance was the only determining factor?（）

• A、RAID 0
• B、RAID 1
• C、RAID 5
• D、RAID 10

第6题：

Which of the following RAID levels would provide the BEST performance with no fault protection?（）

• A、RAID0
• B、RAID1
• C、RAID3
• D、RAID5

第7题：

You work as an IT support specialist. Your job responsibilities include managing server storage. You aredesigning storage for a new application server. The application makes heavy use of temporary storage， andyou want to allocate three 20-GB disk drives to that storage. If excellent read and write performance is ahigh priority，and you also want to use as much available space as possible，which of the following volumetypes should you create？（）

• A、Simple volume
• B、Spanned volume
• C、Mirrored volume
• D、Striped volume
• E、RAID-5 volume

第8题：

A customer needs to install a database on a server.  Which of the following statements describes how to modify the RAID configuration for optimal performance？（）

• A、Place both the database and transaction log on two logical drives in one RAID-10 array
• B、Place both the database and transaction log on two logical drives in one RAID-1E array
• C、Place the database on a RAID-1E array and place the transaction log on a separate RAID-5 array
• D、Place the database on a RAID-5 array and place the transaction log on a separate RAID-1E array

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第13题：

Which of the following RAID configurations provides the BEST performance for database files while still providing redundancy？（）

• A、RAID 0
• B、RAID 1
• C、RAID 3
• D、RAID 5

第14题：

Which of the following RAID levels would be appropriate given two drives and a need for fault tolerance？（）

• A、RAID 0
• B、RAID 1
• C、RAID 5
• D、RAID 10

第15题：

An administrator has ordered a new server and setup a dedicated RAID 1 array for the application database. While troubleshooting with performance monitoring tools， the administrator is receiving lowerread/write speeds than expected.  Which of the following would be the MOST likely cause for the lower performance？（）

• A、 The BIOS needs to be upgraded.
• B、 The administrator did not add the right amount of memory.
• C、 There is a cooling issue with the server.
• D、 The administrator did not order high enough RPM drives.

第16题：

A system administrator needs to maintain 1.2TB of storage for a database server. There are six 250GB drives available in the server for storage space. Which of the following RAID configurations would be the BEST choice given that performance and fault tolerance are important factors?（）

• A、RAID 1 across drive pairs totaling 3 pairs
• B、RAID 5 across all 6 drives
• C、RAID 10 across all 6 drives
• D、RAID 0 across all 6 drives

第17题：

An administrator needs to maintain 1TB of storage for mission critical application data.Faulttolerance and performance are the most important considerations.Cost is not a factor at all.  Which of the following RAID configurations would be the BEST choice to meet the criteria for the storage array？（）

• A、RAID 6 with six 250GB hard drives
• B、RAID 10 with eight 250GB hard drives
• C、RAID 5 with five 250GB hard drives
• D、RAID 0 with eight 250GB hard drives

第18题：

A customer has a combination of fifteen Windows file servers with direct attached storage and three Power Systems with AIX database servers SAN attached to a DS4700.  They would like to upgrade and plan for 40 TB capacity.  The customer needs to move to a more scalable storage system to include all servers.Which of the following would be most appropriate to ask first?（）

• A、What are the plans for Disaster Recovery? 
• B、What are the plans for data migration? 
• C、Would iSCSI meet your needs? 
• D、How much space is available in the current storage systems?

第19题：

You administer a SQL Server 2008 instance. You plan to deploy a new database that has the following capacity requirements: 275 GB for the database data file; 50 GB for the transaction log file. The storage array has six 100-GB disk drives available for the database. The disks are attached to a redundant array of independent disks (RAID) controller that supports RAID levels 0, 1, 5, and 10. The write performance of the transaction log needs to be maximized. The database and transaction log files must be protected in the event of a drive failure. You need to design the storage system. Which storage configuration should you use?（）

• A、A single RAID 5 volume
• B、A single RAID 10 volume
• C、A RAID 0 volume and a RAID 5 volume
• D、A RAID 1 volume and a RAID 5 volume

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