killtest E20-001 最新题库（朋友刚过了）

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2 i2 m5 n  d" |0 |$ y1. Data is being replicated from site A to site B using disk buffering to create extended distance consistent
" U+ J- w, y/ ~$ ?point in time copies every hour. In the event of a site failure at A, what is the maximum amount of data that
8 I: ~' A0 i* F1 Rwill be missing at site B?
A. 1 hour
B. 2 hours
: e$ q" X0 o6 s4 X  QC. 3 hours
D. 4 hours
Answer: B
2. What is a remote replication solution for EMC CLARiiON storage systems?
" |. g2 N: b9 [# _/ l0 tA. MirrorView/A
$ k+ X3 H' c+ o" J* [. K1 M3 OB. SnapView
) G6 G' H- h8 U: f6 C' @$ E5 MC. SRDF/AR
, f& M. P# C' t' UD. TimeFinder
6 Z& L: w( l4 u  U$ T% S" oAnswer: A
7 M  F& p& H" j, ~3. Which represents a common implementation of a storage network with limited scalability?
$ V% {. C( W" ~A. CSMA/CD
B. Fibre Channel Arbitrated Loop
C. Store and Forward
D. Switched Fabric
: \+ l( r; I, y1 ^. r0 oAnswer: B
9 ]0 q+ z7 i& f0 k" A- `4. Click on the Exhibit button. Identify the E Port and Edge switch in the SAN Core/Edge exhibit.
4 ]$ U* ^% r, ^/ v, }! Q2 l2 F| English | Chinese(Traditional) | Chinese(Simplified) | 3
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) ]$ X. j) N' pA. 1 and 6
7 \3 F' ]. i* R1 q5 ?$ }B. 4 and 5
C. 7 and 5
8 K# n3 `) L) T2 O" I! ~& \' TD. 6 and 3
$ t6 p1 j7 R, wAnswer: A
0 q3 q0 Y4 b0 O$ j5 V5. What is the process that writes physical address information to a disk?
A. Concatenating
B. Formatting
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5 i9 I  g* ^1 ?6 D; gC. Partitioning
; ^2 z( H: O" V) q! HD. Striping
+ u2 ?$ l( G& P3 R* GAnswer: B
6. The Recovery Point Objective (RPO) of a company is 4 hours. Which statement is true in the event of a
disaster?
9 I2 l% K4 y: T8 {$ @1 m# e. }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
D. No more than 4 hours of production data can be lost
5 m  e( C* d4 U+ l+ O% NAnswer: D
7. Which technology is designed for storage of fixed content data?
A. CAS
, O( p% d4 w! a( v- n( v# m. q1 ]B. DAS
C. NAS
D. SAN
Answer: A
& K# _1 ^. U6 `' L4 q8. In SAN, if the primary concern is cabling flexibility, what method of zoning should be employed?
A. Hard Zoning
$ H' ^/ q' S: B0 p; \7 S/ vB. Mixed Zoning
6 D  D3 t0 Z. y8 t' a/ j0 u- cC. Port Zoning
  `! W& B0 z% R& W* }4 o4 r# V4 ~D. WWN Zoning
Answer: D
9. A disk has Cylinder Head Sector (CHS) values of 1000, 4 and 25. What address range will be used for
, B) S* ]% x6 U! [the Logical Block Address (LBA) values for this disk?
" ?: a& o7 J/ F1 J+ }7 z! |! A: h- GA. 0 49,999
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B. 0 99,999
; d6 l( _6 H1 a2 U4 rC. 1 50,000
D. 1 100,000
; h+ q! C8 v! E. Q4 W8 [" PAnswer: B
' |5 ^0 g2 \- c- Q1 V+ n10. Which key requirement of the Data Center infrastructure addresses the concern of data on storage
systems being accessible 24X7?
A. Availability
+ X6 `- Z8 }9 y2 S" {* Z  l+ e6 bB. Manageability
C. Performance
# L# I$ E# u9 M0 k( aD. Scalability
Answer: A
; a, n, x- G' C* w3 `" d/ I. t7 D8 I; D11. What is the protocol used by a Windows client to communicate with a NAS device?
A. CIFS
3 v" f& g8 b4 z. Y) CB. FCP
5 H- u5 m. _; {& }) z4 D- RC. NFS
D. SCSI
Answer: A
12. What are two parts of cache?
A. Bitmap store and dirty store
B. Data store and bitmap store
% V' W: l! F2 \) I# D! r: J: g6 WC. Data store and tag RAM
% @+ ]9 m5 F' q) F0 L8 |D. Tag RAM and dirty store
Answer: C
0 }+ V) E+ A( y+ g13. Which Data Center element stores customer and product information when the server is connected to
an array?
' g8 v1 j* }/ `+ g& h; }A. Application
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8 N8 m: K3 w7 U% i0 W4 C1 ^5 B  wB. Database
1 B( P8 U/ @) {$ s) [( X) c2 JC. Server
1 P9 W3 N5 t7 @; M1 eD. Storage Array
3 R" Z" }9 \& a: B0 X2 \" JAnswer: B
! s4 z7 O2 k$ G6 L4 u! z14. What do you monitor as part of server performance?
A. Filesystem utilization
- B) b& b: D/ f& t7 aB. HBA status
. ^' j6 G7 O7 ^8 ~C. Memory utilization
$ p6 O# ^3 g4 X+ t1 Q4 _D. Power supply status
( u4 B. X( z+ Y- w9 k* o6 EAnswer: C
15. What is the name of the drive subassembly containing the platters and R/W heads?
# x* v+ |; }5 E& mA. ATA
B. HBA
; \, Z7 n3 ^2 m9 u8 pC. HDA
% C. `; G# w: v/ ?D. IDE
Answer: C
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