killtest E20-001 最新题库（朋友刚过了）

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1. Data is being replicated from site A to site B using disk buffering to create extended distance consistent
( i7 ~2 [2 V5 M) x" I; f1 cpoint in time copies every hour. In the event of a site failure at A, what is the maximum amount of data that
will be missing at site B?
+ o% D  y* U+ s$ _: eA. 1 hour
B. 2 hours
$ [0 H; z' d: ~. {C. 3 hours
D. 4 hours
; N% N3 Q$ v- p6 _/ e: \) h9 |$ xAnswer: B
2. What is a remote replication solution for EMC CLARiiON storage systems?
& \' r; n2 U3 @A. MirrorView/A
+ f  X2 N( j3 r* L$ {8 E# N% pB. SnapView
C. SRDF/AR
' G3 d% J" ~- ~7 [D. TimeFinder
+ g+ T: i- I8 Z' |" v: sAnswer: A
3. Which represents a common implementation of a storage network with limited scalability?
1 C! ^, i- q6 b3 Q" V1 L% m* oA. CSMA/CD
B. Fibre Channel Arbitrated Loop
- ^0 x1 `& [2 G: [4 D. {, X6 U% v1 dC. Store and Forward
1 B; W- t9 h& X  xD. Switched Fabric
8 e1 k* M5 t4 A6 jAnswer: B
4. Click on the Exhibit button. Identify the E Port and Edge switch in the SAN Core/Edge exhibit.
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- `* [! }0 {: x1 S  S& lA. 1 and 6
& h0 C, U5 ?! xB. 4 and 5
" {0 {1 S5 `* P& E5 q$ M7 [9 t" IC. 7 and 5
; `; B( I+ k3 r/ B2 Y. MD. 6 and 3
Answer: A
) k* I( u0 N( `% @5. What is the process that writes physical address information to a disk?
, C$ s9 @1 L4 EA. Concatenating
# s' f- x* |" C/ lB. Formatting
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; I0 X7 q2 }# ]' `% lC. Partitioning
D. Striping
. t6 q# t% O( V  b3 rAnswer: B
6. The Recovery Point Objective (RPO) of a company is 4 hours. Which statement is true in the event of a
7 {7 E' F0 \- N5 D$ o* Wdisaster?
A. Must be able to restart their network within 4 hours
B. Must be able to restart their servers within 4 hours
C. Must be able to resume production within 4 hours
0 G; z8 a. L/ X2 [+ pD. No more than 4 hours of production data can be lost
Answer: D
  i/ t  z# p% T- s% ], h7. Which technology is designed for storage of fixed content data?
0 p. G! m7 Y' U7 iA. CAS
B. DAS
C. NAS
' q% e* j- R5 j" C' \3 {D. SAN
6 w+ G+ D8 b  h- P+ ZAnswer: A
7 x5 c& C4 N+ Y3 q4 K8. In SAN, if the primary concern is cabling flexibility, what method of zoning should be employed?
A. Hard Zoning
* F* D4 N9 ~$ D- c2 hB. Mixed Zoning
' s+ n" D" ~( mC. Port Zoning
D. WWN Zoning
Answer: D
! U  z# B' Z9 ]3 O5 c, X9. A disk has Cylinder Head Sector (CHS) values of 1000, 4 and 25. What address range will be used for
6 ~5 R9 |2 q9 y9 bthe Logical Block Address (LBA) values for this disk?
A. 0 49,999
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B. 0 99,999
5 O6 F, G" n6 WC. 1 50,000
: t8 V  m) g' j' r6 e1 \D. 1 100,000
Answer: B
10. Which key requirement of the Data Center infrastructure addresses the concern of data on storage
( G! A7 O2 b# f) k7 Ysystems being accessible 24X7?
5 W/ N# _! a) Q5 B7 X' O, |8 aA. Availability
B. Manageability
C. Performance
D. Scalability
  F2 a, s+ f; Y" X3 G, dAnswer: A
8 l- j, |4 W/ x) A2 E& N5 }) R! O11. What is the protocol used by a Windows client to communicate with a NAS device?
A. CIFS
# u0 g# B9 K' pB. FCP
C. NFS
% l4 w- ~8 q; R/ ]D. SCSI
Answer: A
0 l+ k6 D. n4 a5 L8 b5 g! n. u# S12. What are two parts of cache?
8 N0 ]$ `3 b1 b) K  ~' aA. Bitmap store and dirty store
B. Data store and bitmap store
8 X+ M: t# u) g; ~5 A4 aC. Data store and tag RAM
1 K  H( L% q  q0 R8 s) j$ e7 O% r7 xD. Tag RAM and dirty store
) Z# S& `' O+ Z! MAnswer: C
7 m. T! m- G9 b4 c* m8 @# }13. Which Data Center element stores customer and product information when the server is connected to
an array?
: M; C& w+ u9 j6 WA. Application
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& T9 d; w1 y* \: |) ^8 CB. Database
! i) r! f( R+ n3 NC. Server
D. Storage Array
Answer: B
* c7 Q( a! B- `5 Y9 f# z14. What do you monitor as part of server performance?
A. Filesystem utilization
$ @* m3 M+ Y/ n* i$ u- }- qB. HBA status
C. Memory utilization
D. Power supply status
Answer: C
15. What is the name of the drive subassembly containing the platters and R/W heads?
A. ATA
/ h+ I. Q4 _3 J1 l1 B. fB. HBA
C. HDA
D. IDE
8 M" {, K2 P3 E. R# I( mAnswer: C
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