If the erasure coding technique used divides data into 12 data segments and 5 coding segments, what is the maximum number of disk drive failures against which data is protected by the configuration?
Answer(s): D
With 5 coding segments, erasure coding can recover from up to 5 missing segments, so it protects against five disk failures.
A company wants to move older, less frequently accessed data to a cloud storage provider.What type of storage tiering is this an example of?
Answer(s): B
Moving data from on-premises storage to a cloud provider involves transferring data between distinct storage platforms, which is characteristic of tiering between storage systems.
What is the process that automatically transfers infrequently accessed data to a more cost-effective storage medium?
Storage tiering automatically migrates infrequently accessed data to lower-cost storage tiers while keeping hot data on high-performance media, optimizing both cost and performance.
Which two types of storage devices use NVM? (Choose two.)
Answer(s): C,D
Both M.2 format storage devices (when using NVMe) and SSDs are built on non-volatile memory technologies, unlike SATA or SCSI which are interface standards.
Which layer of the OSI model does a router primarily operate at?
Answer(s): A
A router primarily operates at Layer 3, the Network layer of the OSI model, where it makes forwarding decisions based on IP addresses to route packets between different networks.
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