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A. A logical volume can reside on multiple physical disks. Data storage can be physically discontinuous.

B. Physical volumes reside on the lowest layer in the logical volume manager. Logical volumes and volume groups are dependent on physical volumes.

C. Multiple volume groups can be created on the space of a logical volume.

D. A volume group is built on physical volumes. A volume group can contain one physical volume group or multiple physical volumes.

A. The data in DAS mode is still scattered, and each application has a set of storage devices. Management is decentralized and cannot be centralized

B. When the server and the storage device are directly connected, new application requirements arise, only for the newly added server Separate storage device configuration, resulting in repeated investment

C. DAS refers to the storage device is directly connected to the server through a SCSI cable or Fibre Channel

D. DAS storage space can be fully utilized, storage devices that can be shared by different application servers, fully Leverage idle storage space

A. Initiator.

B. Target.

C. LUN.

D. Storage.

A. FALSE

B. TRU

A. A system that manages the network functions and carries the data traffic from host to storage.

B. A system that handles the interconnection of hosts to disks drives and allows hosts to directly access the disks and use it as local drives.

C. A system that has the management software that can provide access to its sets of hard drives or tape libraries for the purpose of data access and storage.

D. system that handles the communication of data from end users to its storage location and provide confirmation on successful storage.

A. BUS ID.

B. Host ID.

C. LUN ID.

D. Device ID.

A. 1 -> 2 -> 3 -> 4 -> 5 -> 6 -> 7 -> 8

B. 7 -> 5 -> 1 -> 3 -> 2 ->4 -> 8-> 6

C. 2 -> 3 -> 1 -> 4 -> 8 -> 7 -> 5 -> 6

D. 2 -> 3 -> 1 -> 4 -> 5 -> 6 -> 7-> 8

A. FALSE

B. TRUE

A. Information Life Cycle management must be based on the costs for the storage hardware.

B. Technology is the main factor that decides which disaster recovery method will be implemented.

C. IT managers should determine the retention period for data.

D. Storing a lot of random, unstructured data can become a management problem for many companies.

A. The host CPU has a work load when storing data.

B. A storage device connects to a host using the SCSI-based bus architecture.

C. Long-distance transmission is supported between a host and a storage device.

D. DAS is unfavorable to storage resource sharing,

A. FALSE

B. TRUE

A. NFS is a stateless protocol while CIFS is a stateful protocol. NFS can be automatically recovered from a fault while CIFS cannot

B. Both the CIFS as well as the NFS protocol requires file format conversion.

C. CIFS is a network-based sharing protocol. It has high demands on network transmission reliability, so it usually uses TCP/IP.

D. One disadvantage of CIFS is that Windows clients must be equipped with dedicated software.

A. Rotations per minute

B. Bandwidth

C. Block size

D. Latency

A. Storage Analysis

B. Storage Software

C. Storage Hardware

D. Storage Solution

A. Do not allow the NAS to be accessed by multiple clients at the same time

B. NAS devices can use cluster technology for failover

C. A client cannot connect to multiple NAS devices at the same time

D. NAS provides a centralized management console, which can effectively manage the file system