killtest E20-001 最新题库（朋友刚过了）

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最新E20-001拿出来和朋友分享一下  
. N# A) g  M6 D$ ?& U& k: j1. Data is being replicated from site A to site B using disk buffering to create extended distance consistent
point in time copies every hour. In the event of a site failure at A, what is the maximum amount of data that
( ]" x% `* Q( l6 ~# Q2 {will be missing at site B?
A. 1 hour
! @$ o' _0 E3 z) lB. 2 hours
  z, Q9 ]" j4 K9 v7 sC. 3 hours
/ C. {+ G: {: k$ g, AD. 4 hours
Answer: B
2. What is a remote replication solution for EMC CLARiiON storage systems?
A. MirrorView/A
B. SnapView
* d" U/ ~; K. V) _2 S7 P( uC. SRDF/AR
D. TimeFinder
, K6 ?4 u' I! V6 [# S+ _Answer: A
3. Which represents a common implementation of a storage network with limited scalability?
A. CSMA/CD
8 ]3 s2 w, Y: g, w# i% T- f0 fB. Fibre Channel Arbitrated Loop
C. Store and Forward
( i) r! O3 g% `) ?. JD. Switched Fabric
Answer: B
4. Click on the Exhibit button. Identify the E Port and Edge switch in the SAN Core/Edge exhibit.
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A. 1 and 6
# ~, J" @0 \; |) LB. 4 and 5
- v7 }3 t9 \" e( jC. 7 and 5
D. 6 and 3
1 v# o, Y8 ~$ d  h; |* rAnswer: A
6 ^, |( H0 `: q" P0 R5. What is the process that writes physical address information to a disk?
A. Concatenating
6 y+ `- i6 z! IB. Formatting
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$ v# _' P  `% ]7 {- j: b& lC. Partitioning
D. Striping
) ^# O0 `1 t2 `, FAnswer: B
6. The Recovery Point Objective (RPO) of a company is 4 hours. Which statement is true in the event of a
disaster?
A. Must be able to restart their network within 4 hours
! _6 q- f7 Y; `1 }: [; JB. Must be able to restart their servers within 4 hours
C. Must be able to resume production within 4 hours
D. No more than 4 hours of production data can be lost
# P9 f6 {: y7 X" ?Answer: D
7. Which technology is designed for storage of fixed content data?
" v2 B' D, q$ r) A# c. ?A. CAS
7 u3 I3 i8 I% h+ y$ |B. DAS
; i2 `9 `5 c; X/ \! V. v7 o" `C. NAS
( Q6 t8 ^2 C% q; L1 Q, L' UD. SAN
Answer: A
9 q: B. @' J/ z& b' U% X8. 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
Answer: D
' s% U3 @& D+ A  `9. 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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( Z$ ~3 y* S2 fB. 0 99,999
C. 1 50,000
D. 1 100,000
Answer: B
9 a) J, H6 w1 J10. Which key requirement of the Data Center infrastructure addresses the concern of data on storage
/ a9 l! H2 L5 v! T' m. A/ ?systems being accessible 24X7?
A. Availability
B. Manageability
C. Performance
D. Scalability
Answer: A
11. What is the protocol used by a Windows client to communicate with a NAS device?
A. CIFS
, n" ^8 W" `* R3 J1 HB. FCP
; b0 a' [0 ]# ?& c) l! H. \. uC. NFS
' h' ]" N) B2 e9 n6 TD. SCSI
6 f  V, E! h% ]# ^0 N& e5 ?Answer: A
" J7 d# i8 I& T4 D+ t7 B12. What are two parts of cache?
A. Bitmap store and dirty store
, J$ |5 }2 v# |$ d. ~! D5 ]9 GB. Data store and bitmap store
C. Data store and tag RAM
9 T; G; @: e1 O3 b! Q' Z- MD. Tag RAM and dirty store
1 a# C3 ^! S" Y2 q" Q4 _" B: g# ^Answer: C
13. Which Data Center element stores customer and product information when the server is connected to
. @# j! n4 {6 r# e# S5 G! Ean array?
A. Application
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B. Database
7 L1 ]- o7 R+ mC. Server
D. Storage Array
Answer: B
/ a' O' j" U# B7 U5 `! H% j7 [5 g14. What do you monitor as part of server performance?
A. Filesystem utilization
B. HBA status
C. Memory utilization
D. Power supply status
, A, c5 d0 G8 `! f% dAnswer: C
0 [& j: s/ `' O: B15. What is the name of the drive subassembly containing the platters and R/W heads?
A. ATA
0 r# W6 m: G. U- r) XB. HBA
C. HDA
4 t0 j/ i2 h* Q$ n* ]* K$ Z2 jD. IDE
Answer: C
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