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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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