单选题A customer needs maximum performance with fault-tolerance from their disk subsystem. Which RAID level meets this requirement？（）A RAID-0B RAID-1C RAID-5D RAID-10

题目
单选题
A customer needs maximum performance with fault-tolerance from their disk subsystem. Which RAID level meets this requirement？（）
A

RAID-0

B

RAID-1

C

RAID-5

D

RAID-10

相似考题

1.A customer plans to add high performance shared storage with three servers and using direct attach. Cost is a minor issue compared to performance. Which of the devices meets this requirement？（）A、DS3200B、EXP3000C、DS3300D、DS3400

2.A customer has a requirement to build a 4 node cluster. Disk heartbeating will be used as the non-IP network.What is the maximum number of disk heartbeat point-to-point links one would need to implement in order toachieve the highest level of availability？（）A、4B、6C、8D、12

3.When working to develop the best data availability strategy for a customer, which of the followingIBM solutions address a customer requirement for "maximum protection for a subset oftransactions"?（）A、 DS8000 Global Mirror B、 XIV advanced RAID protection C、 DS8000 Metro/Global Mirror D、 Easy Tier on DS8000 

4.A customer is experiencing a performance bottleneck in a disk subsystem.  The server is performing sequential I/O with a small number of users requesting large files.  Which of the following would most likely resolve the bottleneck？（）A、Increase seek translationB、Increase data transfer rateC、Decrease rotational latencyD、Increase rotational latency

更多“单选题A customer needs maximum performance with fault-tolerance from their disk subsystem. Which RAID level meets this requirement？（）A RAID-0B RAID-1C RAID-5D RAID-10”相关问题

  • 第1题：

    A customer wants to consolidate storage from four IBM System p servers and one large IBM System i server on a high end disk subsystem. The customer does not have a SAN installed. The customer will require approximately 24 TB of capacity for System p and 20 TB of capacity for System i. The customer states that performance of the System i system is most important. Capacity， multi-path access， and replication functions are important for the System p servers.  Which solution best satisfies the customer requirements（）

    • A、IBM DS8700 with 600 GB drives for the System p， 300 GB/15k drives for Systemi； and advanced functions for System p capacity
    • B、IBM DS8700 with LPAR， 300 GB/15k drives and RAID 10 for Systemi； and 600GB drives with RAID 5 and advanced functions for System p capacity
    • C、IBM DS8700 with advanced functions， 300 GB/15k drives and RAID 10 for Systemi performance； and 600 GB drives and RAID 5 for System p capacity
    • D、IBM DS5100 with Enhanced Remote Mirror， 600GB/15k drives and RAID 5 for System p； and 300GB/15k drives and RAID 10 for Systemi

    正确答案:C

  • 第2题：

    A banking customer is confused about RAID protection. Which of the following are characteristic of RAID-6？（）

    • A、Double drive failure in an array and extremely high data fault tolerance
    • B、Double drive failure in an array and more total storage capacity than RAID-5
    • C、Extremely high data fault tolerance and higher performance than RAID-5
    • D、Higher performance than RAID-5 and more total storage capacity than RAID-5

    正确答案:C

  • 第3题：

    A customer has an xSeries x445 server attached to a DS4500 storage server containing two EXP710 disk expansion drawers with 14 disks in each.  The x445 is to be used for a video streaming application.  The customer wants to make the most cost-effective use of the disk capacity while retaining fault tolerance.  Which of the following solutions will satisfy the requirements？（）

    • A、Create two RAID-10e arrays， one per disk expansion drawer
    • B、Create a single RAID-10 array across the two disk expansion drawers
    • C、Create a single RAID-5 array across both disk drawers utilizing all disks
    • D、Create four RAID-5 arrays in 6+P format with two arrays to each disk expansion drawer

    正确答案:C

  • 第4题：

    Which of the following environments is most closely addressed by the N series N3600?（）

    • A、a customer that requires block level storage 
    • B、a customer that requires CIFS and AIX NFS environments 
    • C、a customer that requires good scalability and performance 
    • D、a customer that needs to consolidate multiple storage controllers under a single interface

    正确答案:B

  • 第5题：

    A stock exchange needs extremely low latency in their disk subsystem. Which disk storage technology is mostlikely to fulfill their need?（）

    • A、SSD
    • B、SSA
    • C、SAS
    • D、SAN

    正确答案:A

  • 第6题：

    单选题
    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


    正确答案： C
    解析： 暂无解析

  • 第7题：

    单选题
    When working to develop the best data availability strategy for a customer, which of the followingIBM solutions address a customer requirement for "maximum protection for a subset oftransactions"?（）
    A

     DS8000 Global Mirror 

    B

     XIV advanced RAID protection 

    C

     DS8000 Metro/Global Mirror 

    D

     Easy Tier on DS8000 


    正确答案： D
    解析： 暂无解析

  • 第8题：

    单选题
    Which of the following environments is most closely addressed by the N series N3600?（）
    A

    a customer that requires block level storage 

    B

    a customer that requires CIFS and AIX NFS environments 

    C

    a customer that requires good scalability and performance 

    D

    a customer that needs to consolidate multiple storage controllers under a single interface


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    An xSeries specialist monitors a customer’s server that has poor performance.  The customer is running an x365 with a ServeRAID 6i controller with write-back cache turned on and ten 15K rpm drives in a RAID-5 array.  It is a mission-critical server and must have a redundant storage system.  Performance tests indicate that the Average Disk sec/Transfer exceeds 20 ms.  Which of the following is the lowest-cost method to increase the throughput？（）
    A

    Disable the ServRAID cache

    B

    Change the RAID level to 10

    C

    Change the cache level to Write Through

    D

    Add five more drives to the array to increase the number of read/write heads


    正确答案： D
    解析： 暂无解析

  • 第10题：

    单选题
    A stock exchange needs extremely low latency in their disk subsystem. Which disk storage technology is mostlikely to fulfill their need?（）
    A

    SSD

    B

    SSA

    C

    SAS

    D

    SAN


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    A customer is experiencing a performance bottleneck in a disk subsystem.  The server is performing sequential I/O with a small number of users requesting large files.  Which of the following would most likely resolve the bottleneck？（）
    A

    Increase seek translation

    B

    Increase data transfer rate

    C

    Decrease rotational latency

    D

    Increase rotational latency


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    An IT director needs to deploy 3 partitions， each using dedicated internal boot disk. Which system will support the customer requirement using the least amount of rack space？（）
    A

    Power 770 servers

    B

    Power 750 servers

    C

    Power 755 servers

    D

    Power 720 servers


    正确答案： C
    解析： 暂无解析

  • 第13题：

    An xSeries specialist monitors a customer’s server that has poor performance.  The customer is running an x365 with a ServeRAID 6i controller with write-back cache turned on and ten 15K rpm drives in a RAID-5 array.  It is a mission-critical server and must have a redundant storage system.  Performance tests indicate that the Average Disk sec/Transfer exceeds 20 ms.  Which of the following is the lowest-cost method to increase the throughput？（）

    • A、Disable the ServRAID cache
    • B、Change the RAID level to 10
    • C、Change the cache level to Write Through
    • D、Add five more drives to the array to increase the number of read/write heads

    正确答案:C

  • 第14题：

    A customer needs maximum performance with fault-tolerance from their disk subsystem. Which RAID level meets this requirement？（）

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

    正确答案:D

  • 第15题：

    A distribution customer requires a fault-tolerant disk subsystem for their x3650 M2 server. They purchased and attached two EXP3000 External Expansion Enclosures to a ServerRAID MR10M RAID controller. The customer requires the highest performance possible， regardless of cost for the EXP-based drives. Which RAID level meets these requirements？（）

    • A、RAID-1
    • B、RAID-5
    • C、RAID-10
    • D、RAID-50

    正确答案:C

  • 第16题：

    Which of the disk configuration provides the fastest write performance with fault tolerance？（）

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

    正确答案:D

  • 第17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

    正确答案:D

  • 第18题：

    单选题
    A customer plans to add high performance shared storage with three servers and using direct attach. Cost is a minor issue compared to performance. Which of the devices meets this requirement？（）
    A

    DS3200

    B

    EXP3000

    C

    DS3300

    D

    DS3400


    正确答案： B
    解析： 暂无解析

  • 第19题：

    单选题
    A customer has a requirement to build a 4 node cluster. Disk heartbeating will be used as the non-IP network.What is the maximum number of disk heartbeat point-to-point links one would need to implement in order toachieve the highest level of availability？（）
    A

    4

    B

    6

    C

    8

    D

    12


    正确答案： A
    解析： 暂无解析

  • 第20题：

    单选题
    A distribution customer requires a fault-tolerant disk subsystem for their x3650 M2 server. They purchased and attached two EXP3000 External Expansion Enclosures to a ServerRAID MR10M RAID controller. The customer requires the highest performance possible， regardless of cost for the EXP-based drives. Which RAID level meets these requirements？（）
    A

    RAID-1

    B

    RAID-5

    C

    RAID-10

    D

    RAID-50


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    A customer has an xSeries x445 server attached to a DS4500 storage server containing two EXP710 disk expansion drawers with 14 disks in each.  The x445 is to be used for a video streaming application.  The customer wants to make the most cost-effective use of the disk capacity while retaining fault tolerance.  Which of the following solutions will satisfy the requirements？（）
    A

    Create two RAID-10e arrays， one per disk expansion drawer

    B

    Create a single RAID-10 array across the two disk expansion drawers

    C

    Create a single RAID-5 array across both disk drawers utilizing all disks

    D

    Create four RAID-5 arrays in 6+P format with two arrays to each disk expansion drawer


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    An customer 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


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    A customer wants to consolidate storage from four IBM System p servers and one large IBM System i server on a high end disk subsystem. The customer does not have a SAN installed. The customer will require approximately 24 TB of capacity for System p and 20 TB of capacity for System i. The customer states that performance of the System i system is most important. Capacity， multi-path access， and replication functions are important for the System p servers.  Which solution best satisfies the customer requirements（）
    A

    IBM DS8700 with 600 GB drives for the System p， 300 GB/15k drives for Systemi； and advanced functions for System p capacity

    B

    IBM DS8700 with LPAR， 300 GB/15k drives and RAID 10 for Systemi； and 600GB drives with RAID 5 and advanced functions for System p capacity

    C

    IBM DS8700 with advanced functions， 300 GB/15k drives and RAID 10 for Systemi performance； and 600 GB drives and RAID 5 for System p capacity

    D

    IBM DS5100 with Enhanced Remote Mirror， 600GB/15k drives and RAID 5 for System p； and 300GB/15k drives and RAID 10 for Systemi


    正确答案： A
    解析： 暂无解析

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