killtest E20-001 最新题库（朋友刚过了）

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; U. b! p; z  B0 ^4 _, P1. Data is being replicated from site A to site B using disk buffering to create extended distance consistent
3 h3 ]% {1 T! _/ m0 q) y  K+ Upoint in time copies every hour. In the event of a site failure at A, what is the maximum amount of data that
4 `- v& T& Y0 r: h. B5 zwill be missing at site B?
; J& v" f( x7 C+ |" _A. 1 hour
$ y- r( q( e- X$ hB. 2 hours
C. 3 hours
D. 4 hours
Answer: B
0 N$ C, a% F- X. O; Z( v% t+ E8 w2. What is a remote replication solution for EMC CLARiiON storage systems?
A. MirrorView/A
B. SnapView
C. SRDF/AR
" m0 y7 E8 e: V0 W2 QD. TimeFinder
Answer: A
- a  p! t: c8 `7 b7 L3. Which represents a common implementation of a storage network with limited scalability?
) y) {, o) E" P# oA. CSMA/CD
5 e$ Z! G& P4 yB. Fibre Channel Arbitrated Loop
. z7 m- s# O* w- zC. Store and Forward
# r" u' G% s# @* s5 h) p" OD. Switched Fabric
/ ]/ f2 A) L  S( e1 R- @0 kAnswer: B
# s8 Y8 `  m  y  X/ a4. Click on the Exhibit button. Identify the E Port and Edge switch in the SAN Core/Edge exhibit.
' G. H$ E2 y$ k8 c| English | Chinese(Traditional) | Chinese(Simplified) | 3
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A. 1 and 6
2 n( P* q5 y, [  A$ Y4 p% OB. 4 and 5
- M1 D4 ?5 z& ~6 U( HC. 7 and 5
D. 6 and 3
Answer: A
5. What is the process that writes physical address information to a disk?
A. Concatenating
0 V; z( N1 e4 H( q$ H4 L7 r% b* bB. Formatting
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C. Partitioning
D. Striping
Answer: B
6. The Recovery Point Objective (RPO) of a company is 4 hours. Which statement is true in the event of a
' P" w% [! [: q* A1 n$ Y0 l  v' V' |disaster?
A. Must be able to restart their network within 4 hours
B. Must be able to restart their servers within 4 hours
/ ?. Y( V, b) M6 o5 F9 {C. Must be able to resume production within 4 hours
0 l) ^4 Z! @" Q8 e3 o* rD. No more than 4 hours of production data can be lost
Answer: D
: n. `  e* y/ [7. Which technology is designed for storage of fixed content data?
5 ]5 e& q3 J/ ?- ~0 aA. CAS
1 A. Y( C& R# Q8 p+ y: jB. DAS
C. NAS
3 v" f' _: q% t. VD. SAN
5 x. r" b- `3 T6 Z* _- h. S* K3 iAnswer: A
8. In SAN, if the primary concern is cabling flexibility, what method of zoning should be employed?
A. Hard Zoning
B. Mixed Zoning
C. Port Zoning
D. WWN Zoning
$ }) x* q4 ?% \4 o# ^Answer: D
0 V) g% ^+ n5 h7 K9. A disk has Cylinder Head Sector (CHS) values of 1000, 4 and 25. What address range will be used for
the Logical Block Address (LBA) values for this disk?
A. 0 49,999
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B. 0 99,999
& J8 ^# B; E& b- X+ y! \# b7 Z! vC. 1 50,000
; W# g% Y+ e7 CD. 1 100,000
Answer: B
10. Which key requirement of the Data Center infrastructure addresses the concern of data on storage
( O* w7 e+ {. Q4 C  w+ s# T( B+ `systems being accessible 24X7?
A. Availability
- O" W0 |3 t! @B. Manageability
C. Performance
6 Y; K# i" S+ P& n8 w. C# @D. Scalability
1 |4 Z' Z! s  Q' N# j" zAnswer: A
11. What is the protocol used by a Windows client to communicate with a NAS device?
A. CIFS
/ |6 P% K% ]4 f5 C$ ?9 xB. FCP
6 d% @3 `. y6 ], m! [C. NFS
0 v3 W- s. S8 hD. SCSI
$ W9 _+ \5 E1 H  q" _: zAnswer: A
6 H# |/ i+ W( Y* [0 l$ ?$ f0 f12. What are two parts of cache?
- V% P6 Z; q& Y4 I" VA. Bitmap store and dirty store
B. Data store and bitmap store
5 ~/ N- f5 T5 Z' p9 |; xC. Data store and tag RAM
9 S: I& C( B' {0 L9 XD. Tag RAM and dirty store
Answer: C
13. Which Data Center element stores customer and product information when the server is connected to
an array?
5 ?5 m  ~$ o: q; ^A. Application
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B. Database
' b. w2 |' D* ^, @& ZC. Server
2 V8 u# `6 P' k, y# G: ND. Storage Array
* n1 w: v* J! J6 M+ F2 MAnswer: B
14. What do you monitor as part of server performance?
A. Filesystem utilization
B. HBA status
3 M/ d8 A$ e) C1 {8 |C. Memory utilization
D. Power supply status
3 R. }; |# ?0 E' K0 X, H( B- aAnswer: C
15. What is the name of the drive subassembly containing the platters and R/W heads?
5 b4 I+ j$ n8 n7 LA. ATA
0 H  B* r# g! y8 k" q, ZB. HBA
C. HDA
D. IDE
Answer: C
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