Information Availability Design Specialist Exam for Data Center Architects: E20-017 Exam
E20-017 Questions & Answers
Exam Code: E20-017
Exam Name: Information Availability Design Specialist Exam for Data Center Architects
Q & A: 112 Q&As
QUESTION 1
Which element of a Time-State model represents an IT service failure?
A. Engineering time
B. Scheduled downtime
C. Standby time
D. Unscheduled downtime
Answer: C
QUESTION 2
What defines archival data?
A. Fixed primary data
B. Short-term data image
C. System recovery data
D. Volatile copy of data
Answer: B
QUESTION 3
Refer to the Exhibit. You are designing a new backup and recovery solution. You have determined
that a disk-aware backup-to-disk solution will be used as the primary destination for backups.
Once backups reach a specific retention period on disk, they will be moved to tape. To satisfy 90%
of the e-mail restore requests from disk, what is the minimum required retention period?
A. 2 days
B. 7 days
C. 14 days
D. 15 days
Answer: C
QUESTION 4
When designing the required number of replication links for array-based remote replication, what
is the recommended utilization range per link?
A. 30% – 50%
B. 50% – 70%
C. 70% – 90%
D. 90% – 100%
Answer: A
QUESTION 5
Which technology is most commonly used with NAS point-in-time copies?
A. Copy on first write
B. Copy on any access
C. Copy on first access
D. Copy on first read
Answer: D
QUESTION 9
A company wants to replace its physical tape library with a virtual tape library (VTL). To deploy the
VTL, the company spends $300,000 for the hardware costs and $60,000 for the implementation
charges. Once the data is migrated from the physical tape library to the VTL, the physical tape
library will be decommissioned for a cost of $50,000. The company will gain $60,000 per month
due to this VTL implementation. What is the return on investment (ROI) in one year and the
break-even point for the company’s initial investment?
A. 35%; Month 6
B. 35%; Month 7
C. 76%; Month 6
D. 76%; Month 7
Answer: D
QUESTION 10
A company has a shared pre-staged infrastructure at an alternate site. This approach enables the
company to rebuild systems and applications in the event of a disaster. What is the term for this
strategy?
A. Hot site
B. Manual failover site
C. Cold site
D. Warm site
Answer: A
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