2013年7月15日星期一

Best EMC E20-520 exam questions and answers

If you still desperately cram knowledge and spend a lot of precious time and energy to prepare for passing EMC certification E20-520 exam, and at the same time do not know how to choose a more effective shortcut to pass EMC certification E20-520 exam. Now IT-Tests.com provide you a effective method to pass EMC certification E20-520 exam. It will play a multiplier effect to help you pass the exam.


You can free download part of practice questions and answers about EMC certification E20-520 exam to test our quality. IT-Tests.com can help you 100% pass EMC certification E20-520 exam, and if you carelessly fail to pass EMC certification E20-520 exam, we will guarantee a full refund for you.


Our IT-Tests.com have a huge IT elite team. They will accurately and quickly provide you with EMC certification E20-520 exam materials and timely update EMC E20-520 exam certification exam practice questions and answers and binding. Besides, IT-Tests.com also got a high reputation in many certification industry. The the probability of passing EMC certification E20-520 exam is very small, but the reliability of IT-Tests.com can guarantee you to pass the examination of this probability.


Many candidates who are ready to participate in the EMC certification E20-520 exam may see many websites available online to provide resources about EMC certification E20-520 exam. However, IT-Tests.com is the only website whose exam practice questions and answers are developed by a study of the leading IT experts's reference materials. The information of IT-Tests.com can ensure you pass your first time to participate in the EMC certification E20-520 exam.


Let me be clear here a core value problem of IT-Tests.com. All EMC exams are very important. In this era of rapid development of information technology, IT-Tests.com just one of the questions providers. Why do most people to choose IT-Tests.com ? Because the IT-Tests.com exam information will be able to help you pass the test. It provides the information which is up to date. With IT-Tests.com EMC E20-520 test questions, you will become full of confidence and not have to worry about the exam. However, it lets you get certified effortlessly.


In real life, every great career must have the confidence to take the first step. When you suspect your level of knowledge, and cramming before the exam, do you think of how to pass the EMC E20-520 exam with confidence? Do not worry, IT-Tests.com is the only provider of training materials that can help you to pass the exam. Our training materials, including questions and answers, the pass rate can reach 100%. With IT-Tests.com EMC E20-520 exam training materials, you can begin your first step forward. When you get the certification of EMC E20-520 exam, the glorious period of your career will start.


Exam Code: E20-520

Exam Name: EMC (Calriion solutions specialist exam)

IT-Tests.com is a website that provide the counseling courses for IT professionals to participate in EMC certification E20-520 exam and help them get the EMC E20-520 certification. The courses of IT-Tests.com is developed by experienced experts' extensive experience and expertise and the quality is very good and have a very fast update rate. Besides, exercises we provide are very close to the real exam questions, almost the same. When you select IT-Tests, you are sure to 100% pass your first time to participate in the difficult and critical EMC certification E20-520 exam.


E20-520 (Calriion solutions specialist exam) Free Demo Download: http://www.it-tests.com/E20-520.html


NO.1 A customer starts four SnapView sessions on a source LUN. The sessions are scheduled to start at
8:00 A.M., 12:00 P.M., 4:00 P.M., and 8:00 P.M. At 5:15 P.M. the reserved LUN pool runs out of
space.What will happen next?
A.Most recently allocated reserved LUN will be released.
B.Reserved LUN allocated first will be released.
C.Space used by all sessions on the source LUN will be released.
D.Space used by the session that performed the most recent write will be released.
Answer:D

EMC   E20-520 certification training   E20-520 certification training   E20-520 test   E20-520

NO.2 A storage administrator wants to use a point-in-time copy of a production LUN for testing and possibly
keep any changed data from that copy. The administrator's goal is to minimize the performance impact on
the production LUN as well as use the point-in-time copy for restoring their data.What is the extent size for
this LUN?
A.Use a clone and promote it as needed
B.Use a clone and reverse-synchronize as needed
C.Use a snapshot of a clone and roll back as needed
D.Use a snapshot and deactivate command to make changes permanent on the production LUN
Answer:B

EMC   E20-520   E20-520 answers real questions   E20-520   E20-520 certification   E20-520 exam prep

NO.3 The primary image of a MirrorView/S mirror set has trespassed from SPA to SPB on the primary
array.Which SP now owns the secondary image?
A.ALUA determines ownership
B.SPA on the secondary array
C.Neither SPA or SPB
D.SPB on the secondary array
Answer:D

EMC   E20-520 demo   E20-520 certification training   E20-520 certification training   E20-520

NO.4 Which statement describes the operation of the reserved LUN pool?
A.LUN IDs of reserved LUNs in the reserved LUN pool can only be between 2048 and 4096.
B.All reserved LUNs must be the same size, on FC disks, and have the same RAID type.
C.Separate reserved LUN pools are required for SnapView, Incremental SAN Copy, and MirrorView/A.
D.Reserved LUN pool is shared between SnapView, Incremental SAN Copy, and MirrorView/A.
Answer:D

EMC   E20-520 test   E20-520 practice test   E20-520 study guide

NO.5 What does the fracture log allow?
A.Incremental resynchronization of data
B.Creation of markers for each modified track
C.Capture of persistency errors from the source to target
D.Connectivity failures from both directions
Answer:A

EMC   E20-520   E20-520 test answers   E20-520

NO.6 Which statement applies when the Protected Restore option is enabled on a clone?
A.Once the reverse synchronization is complete, the clone is fractured.
B.All SnapView sessions on the source LUN must be stopped.
C.A clone cannot be marked "dirty" before starting a reverse synchronization.
D.When reverse synchronization is in process, no writes are allowed to the source LUN or clone.
Answer:A

EMC practice test   E20-520   E20-520 demo   E20-520

NO.7 Which best describes the MirrorView/A replication process?
A.A write is received, tracked in the SAN Copy delta set mechanism, transmitted to the secondary array.
B.A write is received, tracked in the fracture log, transmitted to the secondary array.
C.A write is received, tracked in the SnapView private LUN, transmitted to the secondary array.
D.A write is received, tracked in the write intent log, transmitted to the secondary array.
Answer:A

EMC demo   E20-520   E20-520   E20-520

NO.8 A customer intends to use clones in their environment. They are concerned about the usability of clone
data.They ask about the result of removing a clone from a clone group.Which statement describes the
result of that operation?
A.Clone LUN may be used for reverse-synchronization operations.
B.Clone LUN may be used for synchronization operations.
C.Data on the clone LUN is flagged in the clone private LUN.
D.Data on the clone LUN is not affected and may be used by a host.
Answer:D

EMC   E20-520   E20-520 questions   E20-520 exam dumps   E20-520

NO.9 If a customer wants to present a secondary image LUN of a MirrorView/S mirror set to a host, what
must they do first?
A.The primary image must be removed from the mirror set.
B.The secondary image must be placed in the host storage group.
C.The secondary image must be removed from the mirror set or the secondary image promoted to a
primary image.
D.The secondary image must be fractured from the mirror set or the secondary image promoted to a
primary image.
Answer:C

EMC   E20-520   E20-520

NO.10 What happens when a snapshot is deactivated?
A.The snapshot becomes inaccessible to the primary host.
B.The SnapView session ends.
C.The snapshot becomes inaccessible to the secondary host.
D.All metadata is removed from the SP.
Answer:C

EMC   E20-520 exam   E20-520 braindump   E20-520 answers real questions

NO.11 The number and size of SnapView pointers have reached memory allocation. What will take place to
adjust to this situation?
A.Pointers will be paged to the reserved LUN as required.
B.128 KB memory chunks will be added until the memory usage has been satisfied.
C.Pointers will be paged to and from the reserved LUN as required in 512 KB chunks.
D.An additional reserve LUN will be required.
Answer:C

EMC test   E20-520   E20-520 answers real questions   E20-520 test questions

NO.12 What CLARiiON is needed to meet a customer's requirement for their MirrorView/S environment that
will have 50 consistency groups?
A.CX4, FLARE 22
B.CX4, FLARE 28
C.CX3, FLARE 26
D.CX3, FLARE 28
Answer:B

EMC   E20-520   E20-520   E20-520 test questions

NO.13 What is the process for flagging source LUNs?
A.Snapshots are created, changing the LUN's state.
B.Via GUI interface or CLI the state change bit is switched.
C.The PSM LUN is set to "source."
D.Via Navisphere Analyzer the FLARE LUN is changed to a PSM LUN.
Answer:A

EMC questions   E20-520 exam simulations   E20-520   E20-520 demo   E20-520   E20-520

NO.14 Which device is enabled by default when creating a mirror set in a MirrorView/S environment on a
CX4-120 with FLARE 28?
A.Write intent log
B.Reserved LUN pool
C.Secondary Image
D.Clone private LUN
Answer:B

EMC   E20-520   E20-520

NO.15 In a MirrorView/S environment, a primary image is owned by SPA on the primary array. Which SP must
own the secondary image on the secondary array within the same mirror set?
A.Either SP on the secondary array
B.SPB on the secondary array
C.SPA on the secondary array
D.It is marked as a private LUN on the secondary array
Answer:C

EMC certification   E20-520 exam   E20-520 exam dumps   E20-520   E20-520

NO.16 What makes sizing of the reserved LUN pool a non-trivial task?
A.Reserved LUNs are assigned to specific source LUNs when the CLARiiON is laid out.
B.Source LUNs can be different sizes and only write to LUNs of the same size.
C.Reserved LUN pools may be different sizes and allocation to source LUNs is based on the next
available reserved LUN.
D.There are 512 reserved LUNs in all CLARiiON models while there may be many more source LUNs.
Answer:C

EMC practice test   E20-520   E20-520 pdf   E20-520

NO.17 A storage administrator tries to create a clone group on a CLARiiON CX4 and receives an error
message that stops the clone group from being created.What could be a possible cause?
A.MirrorView has not been configured.
B.Population latency has not been configured.
C.No CPLs have been allocated.
D.No reserved LUNs have been allocated.
Answer:C

EMC pdf   E20-520 braindump   E20-520 exam   E20-520 test questions   E20-520

NO.18 Which object would maintain the changes to a source LUN in the event a MirrorView/S configuration
suffered a link outage followed by an SP trespass?
A.Metavolume
B.Fracture log
C.Write intent log
D.Clone private LUN
Answer:C

EMC dumps   E20-520 test answers   E20-520

NO.19 Should a SnapView session stop automatically, what will happen to the running sessions?
A.All sessions pointing to the clone will fail over to SP B and continue to write.
B.All sessions running on the source LUN will be terminated.
C.Host buffers will be flushed and sessions restarted.
D.All memory mapping entries will be saved to the COFW log.
Answer:A

EMC   E20-520 answers real questions   E20-520   E20-520   E20-520 certification training

NO.20 During normal MirrorView/S operations, Navisphere Manager permits host access to how many
secondary images?
A.0
B.1
C.2
D.4
Answer:A

EMC certification training   E20-520 dumps   E20-520 braindump

IT-Tests.com's EMC E20-520 exam training materials not only can save your energy and money, but also can save a lot of time for you. Because the things what our materials have done, you might need a few months to achieve. So what you have to do is use the IT-Tests.com EMC E20-520 exam training materials. And obtain this certificate for yourself. IT-Tests.com will help you to get the knowledge and experience that you need and will provide you with a detailed EMC E20-520 exam objective. So with it, you will pass the exam.


没有评论:

发表评论