Ensurepass

 

 

QUESTION 151

Which of the following allows an administrator to predict SAN utilization in order to plan the storage department’s capital expenditure target?

 

A.

Forecasting

B.

Base lining

C.

Planning

D.

Trending

 

Correct Answer: D

 

 

QUESTION 152

Which of the following data replication technologies should an administrator use between two storage arrays 1000 miles apart?

 

A.

Cloning

B.

Snapshots

C.

Asynchronous

D.

Synchronous

 

Correct Answer: C

 

 

QUESTION 153

Which of the following explains why a backup tape drive might be “shoe-shining” during a backup?

 

A.

Read-after-write verification is being used to guarantee data integrity

B.

Data compression is rewriting the data to save space

C.

The tape head is dirty and needs to be cleaned

D.

The backup client is not providing data fast enough

 

Correct Answer: A

 

 

QUESTION 154

Disk Cache is BEST utilized to accelerate I/O in which of the following? (Select TWO)

 

A.

All Reads and Writes

B.

Sequential Reads

C.

Random and Sequential Reads

D.

Random Reads and All Writes

E.

Random and Sequential Writes

 

Correct Answer: BE

QUESTION 155

Which of the following RAID levels will allow an administrator to lose only two drives within the RAID group and not lose data?

 

A.

RAID 1+0

B.

RAID A

C.

RAID 5

D.

RAID 6

 

Correct Answer: D

 

 

QUESTION 156

A database administrator has declared that a database for the Finance department can never age-off its data, even though old data may only be accessed for billing disputes in the future. The storage administrator does not need to use high performance disk to store this old data and chooses to place the database into a multi-tiered group of disks. The array can then move rarely accessed data between tiers as needed. This is called which of the following?

 

A.

VTL

B.

LVM

C.

HSM

D.

CAS

 

Correct Answer: C

 

 

QUESTION 157

An 8Gb SAN switch port will autosense which of the following port speeds? (Select TWO).

 

A.

1Gb

B.

2Gb

C.

4Gb

D.

10Gb

E.

16Gb

 

Correct Answer: BC

 

 

QUESTION 158

The storage technician is setting up a zoning implementation within a Fibre Channel fabric and needs to implement a feature on the switches for granting authorization to data between different zones through a unique device identifier. Which of the following would need to be implemented to satisfy this requirement?

 

A.

Port Zoning

B.

Redundant Fabrics

C.

LUN Masking

D.

WWN Zoning

 

Correct Answer: D

 

 

QUESTION 159

Which of the following has the ability to minimize CPU overhead?

 

A.

Jumbo Frames

B.

Class of service

C.

TOE

D.

VLAN

 

Correct Answer: C

 

 

QUESTION 160

A logical volume:

 

A.

Is not normally visible to the operating system

B.

Allocates physical capacity as data is written to the volume

C.

Is a single virtual disk to physical disk mapping

D.

Is made up of logical disks

 

Correct Answer: D

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