Which of the following best describes SDN?

Using a software program to manage your network.

Decoupling of the data plane and control plane in networks.

Using hardware to manage the network.

The virtualization of network services to achieve be􀆩er efficiency and scalability.

What is a storage array?

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.

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

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.

A system that handles the communica􀆟on of data from end users to its storage location and provide confirmation on successful storage.

Which of the following criteria fits the definition of the Cloud? (Choose all that apply.)

Shared Pool Of Configurable Resources

What is the main difference between mechanical drives such as SAS with solid state drives (SSD)?

The performance of the hard drive.

The presence of mechanical parts.

Based on the new industrial revolution, what are the changes in the trend of ICT? (Choose all that apply.)

The initial phases of ICT focuses on office automation but slowly changed towards

ICT has become the core in the production systems in the recent years.

ICT is slowly being replaced by other new technologies such as IT and CT.

ICT trend is changing slowly with litile significant changes.

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.

Statement 1 is false and statement 2 is true

Both statements 1 and 2 are false

Statement 1 is true and 2 is false

Statements 1 and 2 are both true

Which statement is true?

An extent can be as small as 512 kB and as large as 64 MB

An extent can be as small as 512 kB and as large as 128 MB.

An extent can be 128 MB, but a grain is always 64 kB.

An extent can be as small as 64 MB and as large as 512 MB.

Statement 1: RAID 2.0+ is NOT based on tradi􀆟onal RAID technologies. Statement 2: RAID 2.0+ has excellent rebuild characteristics.

Statement 1 is false and statement 2 is true.

Statement 1 is true and statement 2 is false.

Statements 1 and 2 are both true.

Both statements 1 and 2 are false.

Statement 1: MLC drives are optimal when used for high intensity writes to that disk. Statement 2: The latency of SSD drives is about 0.1 s.

Statement 1 is false; Statement 2 is true

Statement 1 is true; Statement 2 is false

Statement 1: A port can be listed in multiple zones. Statement 2: A switch configura􀆟on can contain mulple zones

Statement 1 is false; Statement 2 is true.

Statement 1 is true; Statement 2 is false.

Statement 1: Multipathing is caused by adding redundant hardware. Statement 2: Huawei offers a different version of UltraPath for different operating systems.

Statement 1 and 2 are both true.

Both statements 1 and 2 are false.

Statement 1 is false and statement 2 is true.

Statement 1 is true and statement 2 is false.

Which of the following statements about block virtualization technology for Huawei storage systems are correct? (Choose all that apply.)

A CKG is the unit used in applying for space, releasing space, and relocating data.

Data reconstruction efficiency improves significantly.

Data is distributed to all disks, fully leveraging the read/write processing capability of a storage system.

A RAID group is formed in the unit of physical disks.

Statement 1: A disk drive with a high latency performs better than a disk drive with a low latency. Statement 2: A smaller seek time means that the disk performs better.

Statement 1 is false; Statement 2 is true.

Statement 1 is true; Statement 2 is false.

Match the RAID level with the characteristics. (1)RAID 0 (2)RAID 5 (3)RAID 10 (4)RAID 6 (a) Cost effective (b)Allows double disk failure (c)Highest performance (d)No data protection

1 – d; 2 – a; 3 – c; 4 - b

1 – d; 2 – a; 3 – b; 4 - c

1 – a; 2 – d; 3 – b; 4 - c

1 – a; 2 – b; 3 – c; 4 - d

What is typical for a DAS solution? (Choose all that apply.)

Consists of a server/host with its locally connected disk drives.

Backups are centrally made on a special backup server.

Sharing of files between DAS solutions is possible via the network.

More scaleable in capacity than a SAN solution.

Select the correct statements that describe the properties of bus technology in ICT architecture. (Choose all that apply.)

Bus can be divided into internal bus and external bus.

Bus is a communication system that transfers data between internal components and external components

Bus technology are only available in serial form.

The CPU needs to go through the memory to directly access the Bus.

Which of the following statements are characteristics of pre-copy technology? (Choose all that apply.)

Migrates data from a suspected faulty disk to a hot spare disk immediately after the error count of the suspected

Reduces the occurrence of reconstruction.

Statement 1: A company should know what the Cost Of Downtime is to determine the backup strategy. Statement 2: For the business continuity it is not important to determine the RTO.

Statement 1 is True; Statement 2 is False.

Statement 1 and Statement 2 are both True.

Statement 1 is False; Statement 2 is True.

Statement 1 and Statement 2 are both False.

Statement 1: Fiber optic cables must be bended with a minimum radius of 10 centimeters. Statement 2: Bends and dirt causes the light signal to be weaker and the sensor cannot detect the light pulse then.

Statement 1 is false; Statement 2 is true.

Statement 1 is true; Statement 2 is false.

What is the purpose of context for data?

Context gives meaning to the data collected. Without context the data is meaningless.

Context is optional when collecting and analyzing data.

Context gives comparison between data and informaion.

Context is only found in data and not in informa􀆟on.

Which of the following statements about HUAWEI OceanStor V3 SmartTier dynamic storage tiering technology is NOT true?

Data statistics, analysis, and relocation activities of the SmartTier affect service continuity and data availability.

The SmartTier automatically and dynamically matches data from different activity levels with storage media of different characteristics.

The SmartTier calculates and analyzes the activity level of data.

The SmartTier data relocation activities are based on configured policies

Statement 1: Port zoning is preferred for zoning a FC switch when there are a lot of changes to the patch points. Statement 2: Alias zoning is a user friendly version of soft zoning.

Statement 1 is false; Statement 2 is true

Statement 1 is true; Statement 2 is false

Select the correct statements about the structure and functions of the hard disk components. (Choose all that apply.)

Disk platter is responsible of storing data in binary form.

The actuator is responsible of moving the Read/Write arm.

The disk connector is responsible of connection and rotation of the platter.

The spindle is responsible for sending commands to the disk head.

What statement about the SATA and SAS technologies is true?

Both SATA and SAS are intelligent protocols with intelligent devices.

Both use full-duplex communica􀆟on.

SATA and SAS support the same maximum number of devices on the bus.

Which of the following occurs after multipathing software is installed on a host? (Choose all that apply.)

Improves link reliability and prevents the failure of a single link from causing a system failure.

Avoids logical errors from occurring in the operating system as a result of multiple reachable paths to the same LUN.

Sets up connection between a storage device and the host.

Statement 1: We have a RAID5 protected group of disks. The protection level increases if we add more disks to the group. Statement 2: With a RAID 10 set the number of disks must be greater than 8 to always survive a dual disk failure.

Both statements 1 and 2 are false.

Statement 1 is true and statement 2 is false.

Statements 1 and 2 are both true.

Statement 1 is false and statement 2 is true.

What statement is true?

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

IT managers should determine the retention period for data.

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

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

Statement 1: Disaster Recovery plans eliminate the need for backups on tape or disk. Statement 2: With the design of the DR plan one should always assume the worst possible scenario.

Statement 1 is false; Statement 2 is true.

Statement 1 is true; Statement 2 is false.

H13-611_v4.5(3)

Authored by Suchitra Deeluan

Specialty

Professional Development

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MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which of the following are the 3 layers of components that storage systems are made up of? (Choose three.)

Storage Analysis

Storage Solution

Storage Software

Storage Hardware

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not the benefits of converged storage systems?

The same device is able to provide both block storage and file storage.

Saving of rack space due to integration of equipment into one device.

Converged storage system has better data protection compared to other non-converged systems.

Unified management of storage resources.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which of the following dimensions are often used to express the data used in Big Data scenarios? (Choose all that apply.)

Variety

Velocity

Ver􀆟cality

Volume

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The only cable type that can be used to connect disk enclosures is the mini SAS cable.

FALSE

TRUE

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Based on common ICT architecture, what effect does network latency have on the performance of networks?

Low latency will cause network performance to drop.

Higher latency has better network performance.

Higher latency allows more data to be transmitted.

Low latency allows quicker data transmission in networks.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In HUAWEI OceanStor V3, which of the following statements about mapping a snapshot is true?

Snapshots optionally can be mapped to multiple hosts.

All of the answers are true.

Snapshots can only be mapped to the same host the original LUN was mapped to.

Mapped snapshots are always Read-Only

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

IP SAN uses underlying optical networks to connect servers and storage systems.

TRUE

FALSE

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H13-611_v4.5(3)

Which of the following are the 3 layers of components that storage systems are made up of? (Choose three.)

Which of the following is not the benefits of converged storage systems?

Which of the following dimensions are often used to express the data used in Big Data scenarios? (Choose all that apply.)

The only cable type that can be used to connect disk enclosures is the mini SAS cable.

Based on common ICT architecture, what effect does network latency have on the performance of networks?

In HUAWEI OceanStor V3, which of the following statements about mapping a snapshot is true?

IP SAN uses underlying optical networks to connect servers and storage systems.

Which of the following best describes SDN?

Storage Pools cannot be created with a single tier of disks.

You need to manually set free disks as hot spare disks in a Huawei OceanStor V3 storage system when you use RAID 2.0+.

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