2014年5月13日星期二

E20-880 E20-016 dernières questions d'examen certification EMC et réponses publiés

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Code d'Examen: E20-880
Nom d'Examen: EMC (VNX Solutions Expert Exam for Technology Architects)
Questions et réponses: 128 Q&As

Code d'Examen: E20-016
Nom d'Examen: EMC (Storage Networking Design Specialist Exam for Data Center Architects)
Questions et réponses: 114 Q&As

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NO.1 The Present Value (PV) of $50,000 in 5 years, with a discount rate of 10% each year, is represented in
the exhibit.
A company invests $98,000 on new monitoring software for its critical database. An annual yield of
$50,000 is expected.
What is the first time the company will see its investment yielding positive returns?
A. Year 1
B. Year 2
C. Year 3
D. Year 4
Answer: C

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NO.2 A company's IT organization is comparing two technology proposals. Option 1 would retain existing
legacy equipment while Option 2 would replace the existing infrastructure.
Option 1:
-Total operational costs = $300,000 per year -Annual storage requirements = $100,000 per year
Option 2:
-Initial investment = $1,000,000 -Recurring annual operational costs = $150,000 per year -Annual storage
requirements = $50,000 per year
The company's write-off costs for the legacy equipment is $50,000. As a business analyst using a TCO
analysis, which course of action would you recommend?
A. Option 1 is feasible if the project lifespan is less than 5 years
B. Option 1 is feasible if the project lifespan is more than 6 years
C. Option 2 is feasible if the project lifespan is less than 5 years
D. Options 1 and 2 are feasible if the project lifespan is 5 years
Answer: A

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NO.3 After careful consideration, a business has decided to implement thin provisioning in its SAN
environment. Implementing thin provisioning will require the following investment:
- License costs = $100,000
- Other one-time costs (for example, training, installation) = $50,000 Continuing as is, storage
requirement projections over the next three years would total 70 TB. Employing thin provisioning will allow
the storage requirements to be reduced to 40 TB. The cost of storage is $40,000 per TB.
What is the return on investment (ROI) percentage for this project?
A. 7
B. 70
C. 700
D. 7000
Answer: C

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NO.4 An organization is using cloud storage to back up their employees
desktop data. The backup
application running at the organization s data center ensures moderate performance while backing up
data.
The application completes the entire backup within the stipulated backup window. By leveraging cloud
storage service, the backup application meets high-availability and high-recoverability requirements of
employees
data.
Based on the exhibit, which section accurately represents this application?
A. A
B. C
C. D
D. F
Answer: C

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NO.5 An organization purchased a NAS storage infrastructure to service all its applications for three years.
Various cost components for this deployment are as follows:
- Initial cost includes the purchase cost of $2,000 and an installation charge of $400.
- Organization needs to pay $200 per year for maintenance and $100 per year as license fees.
- From Year 2, the organization must pay $1,000 per year for OS upgrades.
At the end of the three years, the organization needs to pay a recycling fee of $50 to dispose of the NAS
device that will no longer be needed.
What is the total cost of ownership (TCO) each year to implement this technology infrastructure?
A. $1,783
B. $2,675
C. $3,566
D. $5,350
Answer: A

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NO.6 A redundant switch contains eight-port cards with four ports per card. If one of the port cards is
unavailable for eight minutes before it is hot swapped, what is the resultant path minute of SAN
performance degradation?
A. 4
B. 8
C. 24
D. 32
Answer: D

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NO.7 A company wants to invest in a storage networking project. What are the key business value
parameters that must be considered when making a decision to proceed with the investment?
A. Return on investment and payback period
B. Net present value and break-even point
C. Net present value and return on investment
D. Payback period and operating cost
Answer: A

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NO.8 Areas A, B, and C are three performance segments that represent demands of application classes.
Which application performance need is illustrated by Segment B in the exhibit.?
A. Availability
B. Interoperability
C. Ease of management
D. Throughput
Answer: A

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