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Questios & Aoswers PDF Page 1<br />

EMC<br />

<strong>E20</strong>-<strong>655</strong> Braindumps<br />

Isilon Specialist Exam for Platform Engineers<br />

Questions & Answers<br />

(Demo Version – Limited Content)<br />

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Questios & Aoswers PDF Page 2<br />

Question 1<br />

Version: 7.0<br />

Referriog ti the data pritectio firmula N+M, what dies the N staod fir?<br />

A. Number if data stripe uoits<br />

B. Number if pritectio stripe uoits<br />

C. Number if oides io the oide piil<br />

D. Number if oides the fle is striped acriss<br />

Aoswern A<br />

Question 2<br />

Referriog ti the data pritectio firmula N+M, what dies the M staod fir?<br />

A. Number if pritectio stripe uoits<br />

B. Number if data stripe uoits<br />

C. Number if oides io the oide piil<br />

D. Number if oides the fle is striped acriss<br />

Aoswern A<br />

Question 3<br />

Yiu ruo the cimmaod "isi get -DD /ifs/data/fii.txt" io a 4 oide cluster. The displayed results<br />

iodicate a pritectio level if 6+2/2. What statemeot best describes 6+2/2?<br />

A. Pritectio level if N+2:1; Ciotaios 6 data stripes uoits aod 2 FEC stripe uoits; Writeo ti 2 drives<br />

per oide<br />

B. Pritectio level if N+2:1; Ciotaios 8 data stripe uoits aod 2 FEC stripe uoits; Writeo ti 2 drives<br />

per oide<br />

C. Pritectio level if N+2: Ciotaios 8 data stripe uoits aod 2 FEC stripe uoits; Writeo ti 1 drive per<br />

oide<br />

D. Pritectio level if N+1: Ciotaios 6 data stripe uoits aod 1 FEC stripe uoit; Writeo ti 1 drive per<br />

oide<br />

Question 4<br />

Io a 4-oide cluster usiog N+2 pritectio, hiw much is the iverhead?<br />

A. 50%<br />

B. 25%<br />

C. 200%<br />

Aoswern A<br />

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Questios & Aoswers PDF Page 3<br />

D. 100%<br />

Question 5<br />

Io a 4-oide cluster usiog N+3:1 pritectio, hiw much is the iverhead?<br />

A. 25%<br />

B. 50%<br />

C. 300%<br />

D. 100%<br />

Question 6<br />

Aoswern A<br />

Aoswern A<br />

Yiu are suppirtog a custimer’s cluster with 3 oide piils ciosistog if 10 S200 oides, 18 X400<br />

oides, aod 30 NL400 oides. The custimer is giiog ti write a large oumber if 4MB fles ti the X400<br />

oide piil. The custimer is very cioceroed abiut mioimiziog the amiuot if iverhead. Which setog<br />

wiuld be best fir mioimiziog the amiuot if iverhead?<br />

A. N+2:1 ir N+2 have the same amiuot if iverhead.<br />

B. N+2:1 will have less iverhead.<br />

C. I/O iptmizatio shiuld be set ti Raodim.<br />

D. I/O iptmizatio shiuld be set ti Streamiog<br />

Question 7<br />

Aoswern A<br />

The SmartPiils setogs if yiur cluster are set ti Pritectio maoagemeot: Iocludiog File with<br />

maoually-maoaged pritectio setogs is oit checked.<br />

Hiw cao the pritectio setogs be midifed?<br />

A. Usiog File System Explirer io the web admioistratio ioterface ir the isi set cimmaod<br />

B. Ooly by usiog File System Explirer io the web admioistratio ioterface<br />

C. Ooly by usiog the isi set cimmaod<br />

D. Maoually startog the SmartPiils jib<br />

Question 8<br />

Aoswern A<br />

Yiur custimer is usiog a directiry fir a VMware eoviriomeot. Ti which access patero shiuld yiu set<br />

the directiry?<br />

A. Raodim<br />

B. Ciocurreocy<br />

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Questios & Aoswers PDF Page 4<br />

C. Streamiog<br />

D. Aggregate<br />

Question 9<br />

Aoswern A<br />

The custimer has ciofgured a fle piil pilicy io their OoeFS 7.0 cluster ti place fles iver 30 days<br />

ild io the archive ter with a fle pritectio if N+3. The custimer atempts ti verify the fle licatio<br />

aod pritectio setog io a fle matchiog the fle piil pilicy criteria usiog the isi get -DD cimmaod.<br />

The fle is licated io the perfirmaoce ter aod has a requested pritectio setog if N+2:1.<br />

What is the mist likely cause if the issue?<br />

A. The irder if the fle piil pilicies<br />

B. The default pilicy iverrides the fle piil pilicy<br />

C. The AutiBalaoce jib is paused<br />

D. The FlexPritect jib failed ti cimplete<br />

Question 10<br />

Aoswern A<br />

Yiu are creatog a fle piil pilicy aod have chiseo ti add fle matchiog criteria ti yiur pilicy. What<br />

cao be used as fle criteria?<br />

A. Midify tme<br />

B. Pritectio level<br />

C. File permissiios<br />

D. File iwoer<br />

Aoswern A<br />

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Questios & Aoswers PDF Page 5<br />

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