EMC E20-001 Online Practice Questions and Exam Preparation

EMC E20-001 Online Questions & Answers

• Question 121:

  A disk is divided into three LUNs. One LUN is presented to a host. How does this LUN appear to the host?

  A. As a RAID array
  B. As a mirrored pair
  C. As a single disk
  D. As a partition of a disk
  C. As a single disk

• Question 122:

  What aspect of information security must be provided so that authentication can be performed?

  A. Verification
  B. Enforcement
  C. Authorization
  D. Assurance
  A. Verification

• Question 123:

  What are replicated in storage array based remote replication?

  A. Reads from source devices
  B. Writes to source devices
  C. Writes to target devices
  D. I/Os to source devices
  B. Writes to source devices

• Question 124:

  Which topology increases connectivity within the SAN while conserving overall port utilization?

  A. Partial Mesh
  B. Arbitrated Loop
  C. Core Edge
  D. Full Mesh
  C. Core Edge

• Question 125:

  Which element handles physical disk I/O operations in an EMC Symmetrix array?

  A. Back-end
  B. Cache
  C. Front-end
  D. Storage processor
  A. Back-end

• Question 126:

  In a fabric environment, what does a Domain ID identify?

  A. A switch
  B. A management server
  C. Storage Array
  D. HBA
  A. A switch

• Question 127:

  Which statement applies to NAS?

  A. Specialized server for block level data access
  B. General purpose server for block level access
  C. Specialized server for content addressed data
  D. General purpose server for content addressed data
  C. Specialized server for content addressed data

• Question 128:

  Data is being replicated from site A to site B using disk buffering to create extended distance consistent point in time copies every hour. In the event of a site failure at A, what is the maximum amount of data that will be missing at site B?

  A. 2 hours
  B. 3 hours
  C. 4 hours
  D. 1 hour
  A. 2 hours

• Question 129:

  A customer wants 24x7 availability for a business application that uses a file system. Which operation ensures a consistent replica of the file system?

  A. Quiesce and flush the file system buffers before creation of the replica
  B. Quiesce and flush the file system buffers after creation of the replica
  C. Unmount the file system prior to the creation of the replica
  D. Stop the application prior to the creation of the replica
  A. Quiesce and flush the file system buffers before creation of the replica

• Question 130:

  In the SNIA shared storage model, what are the three major layers of the storage domain?

  A. Applications block and file/record
  B. Applications, file/record, and services
  C. Block, file/record, and services
  D. File/record, interconnection network, and services
  C. Block, file/record, and services