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NEW QUESTION # 85
What is a feature a hypervisor?
- A. Isolates the physical resources of a single compute system
- B. Provides a VMM that manages all VMS on a single compute system
- C. Provides a VMM that manages all VMS on a clustered compute system
- D. Isolates the VMS on a single compute system
Answer: B
Explanation:
A hypervisor is a layer of software that runs directly on top of a physical server and provides a virtualization layer. It allows multiple virtual machines (VMs) to run on the same physical hardware, sharing the underlying resources such as CPU, memory, and storage. The hypervisor isolates the VMs from each other and provides a virtual machine monitor (VMM) that manages the virtual machines' access to physical resources. The VMM is responsible for managing the VMs' creation, configuration, and removal, as well as their access to the physical resources of the host system. T
NEW QUESTION # 86
What is a function of VM hardening?
- A. Isolate VM storage media to prevent data leaks
- B. Isolate VM storage media to ensure data validity
- C. Implement access control list across the VMs to enhance security
- D. Change the default configuration of the VM to enhance security
Answer: D
Explanation:
VM hardening involves changing the default settings of virtual machines (VMs) to improve security. This process includes disabling unnecessary services, applying patches, and configuring security policies to protect against vulnerabilities and attacks.
References: Dell EMC ISM V5 Module 10, "Security and Virtualization," discusses the importance of VM hardening and specific practices.
NEW QUESTION # 87
Which network performance attribute is achieved when using flow control in FOP?
- A. Eliminate IP packet fragmentation
- B. IP packet collision detection and handling
- C. IP network congestion detection and handling
- D. In-order packet delivery
Answer: D
Explanation:
Flow control in FOP (File-Oriented Protocol) is a network performance attribute that ensures that packets are delivered in the same order they were sent. This is achieved by assigning each packet a sequence number, and then having the receiver send an acknowledgment back to the sender that it has received the packet and is ready for the next one. This helps to ensure that packets are not lost, and that they arrive in the same order they were sent.
NEW QUESTION # 88
An organization wants to replicate data over a public network to a cloud.
Which security control mechanism helps to secure the data during replication?
- A. Encryption
- B. LUN masking
- C. Data shredding
- D. Data compression
Answer: A
Explanation:
Encryption is the security control mechanism that helps to secure data during replication over a public network to a cloud. By encrypting data, it ensures that even if the data is intercepted during transmission, it cannot be read or tampered with by unauthorized parties. Encryption algorithms transform the data into a secure format that can only be decrypted by authorized users with the correct decryption key, thereby protecting the data's confidentiality and integrity.References:= Dell Information Storage and Management V5 course materials
NEW QUESTION # 89
What type of technology is used in SSD devices to provide non-volatile data storage?
- A. Static RAM
- B. Programmable read-only memory
- C. Dynamic RAM memory
- D. Flash memory
Answer: D
Explanation:
Solid State Drives (SSDs) use flash memory to provide non-volatile data storage. Flash memory is a type of non-volatile memory that can be electronically erased and reprogrammed. Unlike RAM, flash memory retains data even when the power is turned off, making it ideal for permanent storage in SSDs. The primary types of flash memory used in SSDs are NAND flash, which is cost-effective and has high storage density, and NOR flash, which offers faster read speeds but is more expensive.
References: Dell Information Storage and Management V5 course material -Dell Education
NEW QUESTION # 90
What is a benefit of using an existing Ethernet network infrastructure for storage connectivity?
- A. Reduces overall cost of the network infrastructure
- B. Ensures security by allowing only localized data movement
- C. Provides a dedicated network for storage
- D. Ensures lossless transmission of FC traffic
Answer: A
Explanation:
Using an existing Ethernet network infrastructure for storage connectivity reduces the overall cost of the network infrastructure. Ethernet networks are widely used and understood, making them cost-effective solutions for integrating storage connectivity without the need for specialized hardware. This approach leverages the existing network infrastructure, thus saving costs associated with deploying and maintaining separate storage networks.
References:
* Dell Information Storage and Management V5 course materials, section on Ethernet and storage networks
* Dell EMC documentation on Ethernet storage solutions
NEW QUESTION # 91
What is a driver for implementing end-to-end NVMe-oF?
- A. To maximize speed of M.2 storage across server-based SAN solutions
- B. To maximize speed of M.2 storage distributed across an FC SAN
- C. To maximize speed of SSD storage distributed across server-based SAN solutions
- D. To maximize speed of SSD storage distributed across an FC SAN
Answer: D
Explanation:
End-to-end NVMe-oF (Non-Volatile Memory Express over Fabrics) is implemented to maximize the speed of SSD storage distributed across an FC (Fibre Channel) SAN (Storage Area Network). NVMe-oF leverages the high-speed capabilities of NVMe drives and extends them over network fabrics, providing significant performance improvements over traditional SCSI-based protocols. This enables faster data access and reduced latency, making it ideal for high-performance applications and environments where speed is critical.
References:
* Dell EMC Information Storage and Management (ISM) v5, Module on NVMe and Storage Area Networks, with a focus on performance benefits of NVMe-oF.
NEW QUESTION # 92
How is NVMe used to connect a host to M.2 storage devices?
- A. through a PCIe bus FC HBA card
- B. through an embedded FC HBA controller
- C. through a PCIe bus card
- D. through an embedded PCIe controller
Answer: C
NEW QUESTION # 93
What Smart City municipal function is optimized by IoT?
- A. Tax revenue budgeting and expense accounting
- B. Commercial and residential land use and zoning
- C. City transportation infrastructure maintenance
- D. Development of municipal staff skillset
Answer: C
NEW QUESTION # 94
Why is it important for organizations lo deploy business continuity solutions in their data center environment?
- A. Avoid security risks that destroy the business data
- B. Reduce the cost of protecting data within and outside data centers
- C. Employ compliance requirements for data protection
- D. Eliminate the time required for maintenance of IT resources in the data center
Answer: C
Explanation:
Organizations deploy business continuity solutions to ensure the continuous availability and integrity of business-critical data and applications. Business continuity solutions help meet compliance requirements for data protection, ensuring that data is consistently backed up, secure, and recoverable in case of disasters or system failures. These solutions are essential for maintaining operational resilience and regulatory compliance.
References:
* Dell Information Storage and Management V5 course materials, section on business continuity
* Dell EMC documentation on business continuity and compliance
NEW QUESTION # 95
What is the effect of implementing link aggregation in an FC SAN environment?
- A. Saves bandwidth by restricting traffic to a specific potentially congested ISL
- B. Distributes network traffic over ISLs that ensures even ISL utilization
- C. Improves ISL utilization by increasing network traffic on a specific ISL
- D. Yields higher throughput by combing two parallel ISLs into a single physical ISL
Answer: B
Explanation:
Implementing link aggregation in a Fibre Channel (FC) Storage Area Network (SAN) environment distributes network traffic over Inter-Switch Links (ISLs), ensuring even utilization of these links. Link aggregation combines multiple physical ISLs into a single logical link, allowing for balanced traffic distribution and improved redundancy. This helps to avoid congestion on any single ISL, thus enhancing overall network performance and reliability.
References:
* Dell Information Storage and Management V5 course materials, section on SAN and link aggregation
* Dell EMC documentation on FC SAN and link aggregation
NEW QUESTION # 96
What is a function of a continuous data protection (CDP) appliance?
- A. Manages both local and remote replications within and across data centers
- B. Stores all data that has changed from the time the replication session started
- C. Intercepts writes to the production volume and splits each write into two copies
- D. Migrates deduplicated data from the source volume to the target volume during replication
Answer: C
Explanation:
Continuous Data Protection (CDP) is a data protection method that continuously captures or tracks data modifications and stores changes independently of the primary data. A CDP appliance works by intercepting all writes to the production volume. It splits each write operation into two copies: one copy is written to the production volume, and the other is sent to a separate storage location where the changes are logged. This enables recovery to any point in time and helps ensure data integrity.
References:
* Dell Information Storage and Management V5 course materials, section on CDP
* Dell EMC documentation on Continuous Data Protection
NEW QUESTION # 97
What is true about an OSD storage system?
- A. Objects are created based on the name and location of the file.
- B. Objects contain user data, related metadata, and user defined attributes of data.
- C. Numerous objects can be stored in a single file system folder of OSD.
- D. One object can be placed inside another object to save storage space.
Answer: B
NEW QUESTION # 98
Match the Fibre Channel (FC) layers with their respective features.
Answer:
Explanation:
NEW QUESTION # 99
An organization is interested in a cloud service that provides middleware, development tools, and database management systems for application development and deployment.
Which cloud service model meets these requirements?
- A. Platform as a Service
- B. Application as a Service
- C. Software as a Service
- D. Infrastructure as a Service
Answer: A
Explanation:
Consumers have control over deployed applications and application hosting environment configurations.
NEW QUESTION # 100
Which backup component maintains the catalog containing details about the backups that have occurred?
- A. Storage node
- B. Backup server
- C. Backup client
- D. Backup device
Answer: B
Explanation:
The backup server is the component that maintains the catalog containing details about the backups that have occurred. The catalog is a database that stores information about the backup jobs, such as the date, time, and type of backup that occurred, as well as the files that were backed up. The catalog also stores other information, such as the status of the backup jobs, as well as the type of data that was backed up. The backup server is responsible for managing the catalog and ensuring that the details stored in the catalog are accurate.
NEW QUESTION # 101
An organization wants to replicate their data by extending the local network across a public network. Prior to implementing replication, they need to secure the network.
Which security control mechanism is recommended?
- A. Virtual local area network
- B. Demilitarized zone
- C. Virtual storage area network
- D. Virtual private network
Answer: D
NEW QUESTION # 102
What is the key advantage of RAID 6 compared to RAID 5?
- A. Fewer disk drives
- B. Higher usable storage capacity
- C. Higher resiliency
- D. Lower write penalty
Answer: C
Explanation:
RAID 6 offers a key advantage over RAID 5 in terms of data resiliency. While RAID 5 can tolerate the failure of a single disk, RAID 6 can withstand the failure of two disks simultaneously. This is achieved through the use of dual parity, which provides additional redundancy and ensures data integrity even in the event of multiple drive failures. Although RAID 6 has a higher write penalty compared to RAID 5 due to the additional parity calculations, the increased data protection it offers is a significant advantage for environments where data availability and integrity are critical.
References: Dell Information Storage and Management V5 Course Materials, RAID Levels and Data Protection Section.
NEW QUESTION # 103
What is a benefit of unified storage systems?
- A. Enables rapid development of modern applications by using a common storage pool
- B. Increases the overall storage capacity utilization with no stranded capacity
- C. Eliminates the need to use SATA disk drives to store less valued data
- D. Provides the capability to separately plan the capacity consumption of object-based data
Answer: A
NEW QUESTION # 104
What is true about Storage Class Memory (SCM)?
- A. SCM is slower than DRAM but read and write speeds are faster than flash.
- B. SCM read and write speeds are slower than hard disk drives.
- C. SCM is faster than cache memory but slower than solid state drives.
- D. SCM adds a new tier of SAS performance at memory-like cost.
Answer: D
NEW QUESTION # 105
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