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EMC E20-001 - Questions & Answers

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Question 1
Single choice

Exhibit:
You work as a network administrator at Certpaper.com. You study the exhibit carefully. Identify the HBA and F port in the SAN Core/Edge exhibit.

A.

7 and 1

B.

7 and 5

C.

4 and 5

D.

6 and 3

Question 2
Single choice

Why is tracking changes to the source and target devices recommended after creation of point in time replica?

A.

Reduces the Recovery Time Objective for restart operations from the target

B.

Speeds up the re-synchronization of the source and target

C.

Speeds up the initial synchronization of the source and target

D.

Reduces the Recovery Point Objective for restart operations from the target

Question 3
Single choice

What does a cache dirty bit flag?

A.

Changed data not yet written to disk

B.

Data read from disk but not accessed by the host

C.

Changed data written to disk

D.

Data requested by host but not yet fetched

Question 4
Single choice

Which remote replication solution has the lowest bandwidth requirement?

A.

Log shipping over IP networks

B.

Array based synchronous replication

C.

Asynchronous ordered writes

D.

Host based LVM Mirroring

Question 5
Single choice

An application uses ten 9 GB Devices. A pointer based replica of the application is required every 4 hours.
Each replica will be kept for 24 hours. The data changes by 10% every 4 hours.

How many replica devices are required?

A.

10

B.

90

C.

6

D.

60

Question 6
Single choice

What is a remote replication solution on EMC Symmetrix Arrays?

A.

SnapView

B.

EMC TimeFinder/Mirror

C.

SRDF/S

D.

MirrorView/A

Question 7
Single choice

What is a benefit of a NAS Solution?

A.

Introduces block level I/O to the networked environment

B.

Enables the ability to share data across platforms

C.

Improved network bandwidth

D.

Improved network performance

Question 8
Single choice

What is a logical component of a storage environment?

A.

Storage array

B.

Bus

C.

Memory

D.

Application

Question 9
Single choice

Which statement describes the iSCSI protocol?

A.

SCSI over ATA

B.

SCSI over IP

C.

IP over SCSI

D.

ATA over SCSI

Question 10
Single choice

Exhibit:
You work as a network administrator at Certpaper.com. You study the exhibit carefully. In the environment shown in the exhibit, the storage devices are RAID-1 protected.

Which two components are Single Points of Failure?

A.

Switch and Storage Array Port

B.

Host and Switch

C.

Storage Array Port and Storage Device

D.

HBA and Host

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