DES-1D12 Free Practice Test

A customer asks you about the maximum load of their new Dell EMC SC Series array. Which term should you use in response?

1. A. MB
2. B. IOPS
3. C. CPU Cycles
4. D. Latency

Correct Answer: B

Which feature helps to enable file service High Availability on Dell EMC PowerStore?

1. A. NAS Network Heartbeat
2. B. RAID protected disk drives
3. C. Multiple redundant network ports with system bond
4. D. Redundant nodes with Live Volume enabled

Correct Answer: A

You plan to schedule a Live Optics sampling with your customer to size a Dell EMC SC Series array. However, the customer wants to postpone the run until the end of the quarter because there could be more
activity on the current storage system. What course of action is recommended?

1. A. Wait until the end of the quarter and collect a week-long sampling
2. B. Take a single-day sampling on any given day because that is sufficient in most instances
3. C. Wait until the end of the quarter and collect a single-day sampling
4. D. Take a week-long sampling on any given week because that is sufficient in most instances

Correct Answer: B

You are designing a two-tiered Dell EMC SC Series solution that will be optimized for performance. You gather the necessary data from Live Optics and find that the read/write ratio is 80:20.
What approach is recommended?

1. A. Size Tier 1 for 100% of the adjusted IOPS
2. B. Use distributed adjusted IOPS for all tiers
3. C. Use distributed adjusted IOPS for Tiers 1 and 2 only
4. D. Size Tier 2 for 100% of the adjusted IOPS

Correct Answer: A
"The engineer should design a system to handle all, or nearly all, IOPS in one particular tier"

What storage resources are affected with a refresh option on a Dell EMC PowerStore array?

1. A. Thin clones and volumes only
2. B. Snapshots, thin clones, and volumes
3. C. Thin clones, volumes, and replicas
4. D. Thin clones and snapshots only

Correct Answer: A