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EMC E22-214 ScaleIO 1.x Server-Based SAN Exam Exam Practice Test

Demo: 11 questions
Total 79 questions

ScaleIO 1.x Server-Based SAN Exam Questions and Answers

Question 1

What does ScaleIO 1.31 provide to secure data at rest?

Options:

A.

Obfuscation

B.

Fully FIPS-compliant encryption

C.

PowerPath data at rest integration

D.

Encryption with RKMS key management

Question 2

What is a requirement for a ScaleIO gateway?

Options:

A.

Configuration specifying the MDM IPs of the ScaleIO cluster

B.

Client access list that includes the IPs of REST clients to be serviced

C.

Unique password that is different from the "admin" password for MDM access

D.

Login account allowing SSH access from REST clients

Question 3

In which hosts is the ScaleIO CLI binary available immediately after cluster installation?

Options:

A.

Primary and secondary MDMs

B.

Primary and secondary MDMs, and the Tie Breaker

C.

Any system running a valid Installation Manager

D.

Any system running the ScaleIO GUI

Question 4

What is a benefit of the bundled Installation Manager in ScaleIO 1.31 for VMware?

Options:

A.

Facilitates a ScaleIO version upgrade

B.

Transparently reconfigures ScaleIO whenever the ESXi version is upgraded

C.

Enables RDM pass-through of devices to SVMs

D.

Ensures secure access to the Web Client

Question 5

You are attempting to add multiple devices to a single storage pool. Which restriction is enforced by the ScaleIO CLI?

Options:

A.

Devices to be added must be in servers within the same protection domain

B.

Storage pool must be deactivated first

C.

Devices to be added must have the same “Vendor ID” and “Product ID”

D.

Devices to be added must have the same capacity that matches the capacity of all existing devices in the storage pool

Question 6

What is a benefit of using the remote syslog feature with ScaleIO?

Options:

A.

Single, consolidated event log even if the MDM ownership changes

B.

Substantially improved performance in the MDM servers

C.

Remote log contains more details than the local log about each event

D.

Remote log automatically excludes WARNING events, making it easier to identify critical problems

Question 7

You are designing a ScaleIO solution for a workload of 50,000 IO/sec with a profile of 90% reads, 10% writes. What is the total I/O rate that can be expected in ScaleIO devices due to this workload?

Options:

A.

45,000 IO/sec

B.

50,000 IO/sec

C.

55,000 IO/sec

D.

100,000 IO/sec

Question 8

You want to create a script that performs a sequence of operations in a ScaleIO VMware cluster. What is a valid scripting strategy?

Options:

A.

Shell script with Linux SCLI commands that execute in the SVM with the primary MDM

B.

BAT file with Windows CLI commands that execute in the SVM with the primary MDM

C.

PowerShell script that executes in a vSphere Web Client

D.

ESXi shell script that executes in the ESXi server with the primary MDM

Question 9

You are operating a private cloud using OpenStack. You want to leverage existing commodity disks in the servers for ScaleIO storage. The OpenStack administrators do not want to work with the ScaleIO CLI or GUI.

What should be recommended?

Options:

A.

Implement ScaleIO-provided drivers for OpenStack

B.

Install the REST gateway in every Nova node

C.

Integrate the ScaleIO GUI with the OpenStack Horizon interface

D.

Create a separate ScaleIO storage pool for every Cinder node

Question 10

What is the purpose of ScaleIO throttling?

Options:

A.

Regulate overall ScaleIO traffic as well as components of that traffic

B.

Balance load across the SDS servers

C.

Balance load between the primary and secondary MDMs

D.

Reduce the host memory footprint from the MDM, SDS, and SDC components

Question 11

What is a characteristic of the ScaleIO rebuild process?

Options:

A.

Forward rebuild is typically faster because it is many-to-many

B.

Backward rebuild is typically faster because it is many-to-many

C.

Forward rebuild is typically faster when server outage is short-term

D.

Backward rebuild is more efficient when a server recovers after an outage

Demo: 11 questions
Total 79 questions