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السؤال #1
A company belongs to the fields of banking and finance, with a large amount of business data and high security requirements. Which RAID level is suitable for this company?
A. RAIDO
B. RAID 1
C. RAID 5
D. RAID 10correct
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اجابة صحيحة: D
السؤال #2
The server with Linux operating system installed accesses the disk array based on the RAID 5 strategy. The order is:
A. File system->Application system->Volume->I/O subsystem->RAID controller->Disk
B. Application System->File System->Volume->I/O Subsystem->RAID Controller->Disk
C. Application system->File system->I/O subsystem->Volume->RAID controller->Disk DApplication system->File system->Volume->RAID controller->I/O subsystem->Disk
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اجابة صحيحة: C
السؤال #3
LAN Free and Server Free are the backup networking modes that have little impact on host performance.
A. Truecorrect
B. False
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اجابة صحيحة: A
السؤال #4
Log in to Device Manager
A. 6->2->3->4->5->1
B. 6->3->2->4->5->1correct
C. 3->2->4->5->1->6
D. 4->5->2->3->1->6
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اجابة صحيحة: B
السؤال #5
Which of the following is not the benefits of converged storage systems?
A. The same device is able to provide both block storage and file storage
B. Saving of rack space due to integration of equipment into one device
C. Converged storage system has better data protection compared to other non-converged systems
D. Unified management of storage resources
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اجابة صحيحة: C
السؤال #6
The SCSI protocol can be used not only for the communication between the host and the disk, but also for the communication between hosts, physical tape libraries, and optical disks, etc.
A. Truecorrect
B. False
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اجابة صحيحة: A
السؤال #7
Which of the following allows direct physical access to end users?
A. Network Switch
B. Storage Array
C. Backup System
D. Clients
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اجابة صحيحة: D
السؤال #8
The SCSI protocol can be used not only for the communication between the host and the disk, but also for the communication between hosts, physical tape libraries, and optical disks, etc.
A. Truecorrect
B. False
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اجابة صحيحة: A
السؤال #9
A company needs to make a backup strategy. The company has a small amount of backup data and hopes to back up in a short time and save storage space to the utmost extent. Which type of backup do you recommend?
A. Full backup
B. Cumulative incremental backup
C. Differential incremental backupcorrect
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اجابة صحيحة: C
السؤال #10
Compared the NAS storage system and file server, what are the advantages of NAS storage system ?
A. high stability, high availabilitycorrect
B. service diversification, powerfulcorrect
C. large storage spacecorrect
D. high data securitycorrect
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اجابة صحيحة: ABCD
السؤال #11
A bank needs to ensure data security and use it to transfer large databases. Which storage network architecture is suitable for this bank?
A. IP SAN
B. FC SANcorrect
C. DAS
D. NAS
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اجابة صحيحة: B
السؤال #12
SCSI communication is initiated by the initiator and received and processed by the target. When the host and the storage device communicate, the storage device The side assumes the role of initiator.
A. TRUE
B. FALSEcorrect
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اجابة صحيحة: B
السؤال #13
Two CKs in a CKG of RAID 2.0+ can come from the same hard disk.
A. True
B. Falsecorrect
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اجابة صحيحة: B
السؤال #14
The following description of DAS is incorrect: A. DAS is directly connected to the designated storage device on the server using them B. DAS is divided into internal DAS and external DAS C. The hard disk inside the server is not DAS D. External DAS can be connected to the server accessing them through FC protocol or SCSI protocol
The following description of DAS is incorrect: A. DAS is directly connected to the designated storage device on the server using them B
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اجابة صحيحة: C
السؤال #15
Statement 1: Hyper Mirror one LUN failure, the host business is not interrupted, Hyper Clone primary LUN failure, the host business is interrupted. Statement 2: Hyper Mirror supports dual copy, and Hyper Clone supports a maximum of 1 primary LUN: 16 secondary LUNs.
A. Statement 1 is correct, Statement 2 is correct
B. Statement 1 is correct, Statement 2 is wrongcorrect
C. Statement 1 is wrong, Statement 2 is correct
D. Statement 1 is wrong, Statement 2 is wrong
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اجابة صحيحة: B
السؤال #16
Oceanstor V3 control box has BBU module, can in the case of sudden outage, sustainable power supply for the control box, make sure that the storage system write data in the Cache to safe dish, avoid data loss
A. TRUEcorrect
B. FALSE
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اجابة صحيحة: A
السؤال #17
Multipath software can only be used in IP-SAN.
A. True
B. Falsecorrect
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اجابة صحيحة: B
السؤال #18
Most of the data generated by the Internet industry is structured data, and this part of the data accounts for about 80% of the total amount of data.
A. True
B. Falsecorrect
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اجابة صحيحة: B
السؤال #19
In Huawei OceanStor V3, what unit does Thick LUN apply for space from the storage system?
A. grain
B. chunk
C. stripe
D. extentcorrect
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اجابة صحيحة: D
السؤال #20
It is an electronic device controlled by a motor that moves the hard drive head arm . Which of the following component fits the above description?
A. Actuator
B. Spindle,
C. Platter
D. Motor
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اجابة صحيحة: A
السؤال #21
RTO in disaster recovery systems measurement index refers to after the disaster, system and data must be restored to the time objectives requirements.
A. TRUEcorrect
B. FALSEcorrect
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اجابة صحيحة: AB
السؤال #22
What are the current challenges of disaster recovery? (Multiple choice)
A. The cloudization trend of IT systems is becoming more and more obvious, and many virtual machines also need to provide protection
B. Disaster recovery construction requires expensive investment
C. Data sharing and other capabilities are limited by the physical location of the data, and applications and data cannot be separated, and agile applications and Better disaster tolerance
D. Various applications and inconvenient management
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اجابة صحيحة: ABCD
السؤال #23
Application program interface (API) is a set of routines, protocols, and tools for building software applications.
A. TRUE
B. FALSE
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اجابة صحيحة: A
السؤال #24
A device can have one WWPN but multiple WWNN's.
A. TRUE
B. FALSEcorrect
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اجابة صحيحة: B
السؤال #25
Regarding the common components of ICT, is the following statement correct?
A. Common components of ICT include host, storage array, switch, and network
B. The mainframe is also called a server, referring to some computers with higher specifications in some enterprises
C. Storage array usually refers to equipment that provides data storage
D. The switch is also called a switching hub, which mainly works on a three-layer network
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اجابة صحيحة: ABC
السؤال #26
Statement 1: Multimode optic cables are usually longer than single mode cables. Statement 2: Sharp cable bends lead to weaker signal at the end of the cable.
A. Statements 1 and 2 are both true
B. Statement 1 is true and statement 2 is false
C. Statement 1 is false and statement 2 is true
D. Both statements 1 and 2 are false
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اجابة صحيحة: C
السؤال #27
It is a hard-disk failure that occurs when a read-write head of a hard disk drive comes in contact with its rotating platter, resulting in permanent and usually irreparable damage to the magnetic media on the platter surface . Which of the following fits the above description?
A. Electrical Failure
B. Bad Platter Area
C. Bad Sector
D. Head Crash
عرض الإجابة
اجابة صحيحة: D
السؤال #28
The following two descriptions are correct: Description 1: The maintenance cost of traditional PC is usually lower than that of desktop cloud. Description 2: In cloud computing, data is stored and managed centrally.
A. Descriptions 1 and 2 are correct
B. Description 1 is correct, description 2 is incorrect
C. Description 1 is wrong, description 2 is correct
D. Both descriptions 1 and 2 are incorrect
عرض الإجابة
اجابة صحيحة: C
السؤال #29
Regarding the high reliability and cross-data center disaster recovery methods in the data center under the traditional mode and cloud computing mode, which of the following is wrong?
A. False
B. True
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اجابة صحيحة: B
السؤال #30
The hard disk domain supports online adding hard disks, and the storage pool supports online expansion.
A. Truecorrect
B. False
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اجابة صحيحة: A

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