DEA-1TT5 Storage Systems Fundamentals 2

Question 1

What is the function of a Host Bus Adapter (HBA) in a storage network?

Accepted Answer

It connects a server to a storage network such as Fibre Channel or iSCSI

Answer

It provides additional RAM to the server

Answer

It manages the RAID configuration on the server

Answer

It acts as a network switch for storage traffic

Question 2

Which storage connectivity protocol uses TCP/IP to carry SCSI commands over an Ethernet network?

Accepted Answer

iSCSI

Answer

Fibre Channel (FC)

Answer

FCoE

Answer

NVMe-oF

Question 3

What is 'thin provisioning' in storage management?

Accepted Answer

Allocating storage space on demand rather than pre-allocating the full requested capacity

Answer

Allocating the exact amount of physical storage as requested upfront

Answer

Reducing the thickness of disk platters for higher density

Answer

Provisioning storage only during off-peak hours

Question 4

In storage, what does 'deduplication' accomplish?

Accepted Answer

It eliminates redundant copies of data to reduce storage consumption

Answer

It creates duplicate copies of critical data for redundancy

Answer

It duplicates storage controllers for high availability

Answer

It replicates data across multiple storage tiers

Question 5

What is the role of cache in a storage array?

Accepted Answer

To temporarily hold data in fast memory to accelerate read and write operations

Answer

To permanently store frequently accessed data

Answer

To compress data before writing to disk

Answer

To encrypt data in transit

Question 6

Which term describes the practice of moving data between storage tiers automatically based on access patterns?

Accepted Answer

Automated Storage Tiering (AST)

Answer

Manual tiering

Answer

Static partitioning

Answer

Volume mirroring