EMC E20-001 Online Practice Questions and Exam Preparation

EMC E20-001 Online Questions & Answers

• Question 311:

  What does a block map contain in file system snapshot?

  A. Address from which data is to be read when accessing the Snapshot
  B. Original data when write is issued to the target for the first time
  C. Blocks that have changed since the creation of snap
  D. Blocks that have been modified in either the source or the target
  A. Address from which data is to be read when accessing the Snapshot

• Question 312:

  The queued writes on the source side exceed the size of the dedicated log file. Which remote replication technology requires a full resynchronization between source and target in this situation?

  A. LVM based remote replication
  B. Synchronous plus extended distance consistent remote replication
  C. Array based synchronous remote replication
  D. Disk buffered consistent remote replication
  A. LVM based remote replication

• Question 313:

  What is a benefit of SAN?

  A. Uses CIFS for transport, ensuring high performance
  B. Uses Objects as storage unit
  C. Provides secure access to data
  D. Provides file level access to data
  C. Provides secure access to data

• Question 314:

  Which protocol is used by a host to access block level storage over IP?

  A. iSCSI
  B. CIFS
  C. Infiniband
  D. NFS
  A. iSCSI

• Question 315:

  Consider that you have a leased storage array that is being replaced by a newer model. In which order are the following activities performed? Activities:

  1.

  Decommission the legacy array

  2.

  Implement new array into the existing environment

  3.

  Migrate the existing data from the legacy array to the new array

  4.

  Present storage on the new array to the virtualization engine

  A. 1, 4, 3, 2
  B. 1, 4, 2, 3
  C. 2, 3, 4, 1
  D. 2, 4, 3, 1
  D. 2, 4, 3, 1

• Question 316:

  Which Celerra component is used to manage and configure the NAS solution?

  A. Storage Processor
  B. Data Mover
  C. Disk Array Enclosure
  D. Control Station
  D. Control Station

• Question 317:

  Which cache algorithm will optimize storage array's I/O response time if sequential access is detected?

  A. Write-through
  B. Flushing
  C. Read Ahead
  D. Write-back
  C. Read Ahead

• Question 318:

  What three data center management functions are interdependent?

  A. Provisioning, Monitoring, and Reporting
  B. Accessibility, Scalability, and Security
  C. Configuration, Integrity, and Scalability
  D. Integrity, Manageability, and Security
  A. Provisioning, Monitoring, and Reporting

• Question 319:

  In this diagram, which zone(s) represent mixed zoning?

  A. Zone 3
  B. Zone 1
  C. Zone 2
  D. Zones 1 and 2
  A. Zone 3

• Question 320:

  A business wants to backup 1 GB of data containing 100 files and another 1 GB of data containing 10,000 files. Which would take more time?

  A. Backing up 10,000 files
  B. Backup 100 files
  C. Both will take same time
  D. Depends on backup software
  A. Backing up 10,000 files