E20-001 試験問題を無料オンラインアクセス

What is a factor in performance for DAS?

• A.Power consumption
• B.Disk capacity
• C.Bus type
• D.LUN number

Which tool can be used to view the logical and physical topology of an MDS SAN?

• A.Device Manager
• B.Fabric Manager
• C.Switch Manager
• D.EWS

Consider a disk I/O system in which an I/O request arrives at a rate of 100 IOPS and the service time is 4 ms.
What is the utilization?

• A.40%
• B.10%
• C.80%
• D.4%

What is a remote replication solution on EMC Symmetrix Arrays?

• A.SRDF/S
• B.MirrorView/A
• C.EMC TimeFinder/Mirror
• D.SnapView

During DR planning in a two data center setup you determine that:
The remote site B will hold a copy of data that is 5 minutes behind the production data at site A
It will take two hours after an outage at site A to decide to shift production to site B
An additional 3 hours will be needed to power up the servers, bring up the network and redirect users so site B can become productive
What is the Recover Point Objective (RPO) of this plan?

• A.Two hours
• B.Three hours
• C.Five hours
• D.Five minutes