EMC E20-005 Online Practice Questions and Exam Preparation

EMC E20-005 Online Questions & Answers

• Question 11:

  Which component can be a member of a zone?

  A. Nodes
  B. ToE card
  C. ISL trunks
  D. NIC
  A. Nodes

• Question 12:

  A customer is deciding whether to implement backups to either a single centralized backup server or to individual backup servers at the remote offices. Which factor supports a decision to select a centralized backup solution?

  A. Deploying multiple servers increases cost and complexity.
  B. WAN connection bandwidth between locations is low.
  C. A short recovery time objective must be met.
  D. Remote offices are in different time zones.
  A. Deploying multiple servers increases cost and complexity.

• Question 13:

  Which deduplication level is most effective for block-aligned data?

  A. Variable length
  B. File level
  C. Fixed length
  D. Block level
  C. Fixed length

• Question 14:

  What is the main objective of testing a recovery plan?

  A. Validate RTO
  B. Validate RPO
  C. Monitor disk usage
  D. Report backup time
  A. Validate RTO

• Question 15:

  What is an advantage of source-based deduplication over target-based deduplication?

  A. Reduced network bandwidth requirement
  B. Faster replication
  C. Faster recovery
  D. Reduced client resource requirement
  A. Reduced network bandwidth requirement

• Question 16:

  What is the purpose of a disaster recovery backup?

  A. Complete system and file system recovery
  B. Individual file recovery
  C. Keep data for extended periods of time
  D. Provide copies of data to others
  C. Keep data for extended periods of time

• Question 17:

  A customer states that a majority of their restore requests are within the first few hours since a backup. They require high availability of the data for restores and a low-cost, offsite, long-term storage solution. What strategy would you suggest?

  A. Backup to disk, then clone to tape
  B. Backup to tape with multiplexing
  C. Backup to tape without multiplexing
  D. Backup to tape, then clone to disk
  A. Backup to disk, then clone to tape

• Question 18:

  Refer to the exhibit.

  

  A company is implementing a virtual tape library (VTL) appliance in their environment. The appliance is physically connected to the SAN switch in a FC-AL topology. Storage nodes are also physically connected to the SAN switch as shown. What needs to be done so that each storage node can see the appliance?

  A. Zone each storage node to the appliance
  B. Reconfigure the topology from FC-AL to FC-SW
  C. Configure the operating system tape drivers on the storage nodes
  D. Connect the backup server to the SAN switch
  A. Zone each storage node to the appliance

• Question 19:

  What is the role of the storage node in a client/server backup architecture?

  A. Writes data to a backup device
  B. Gathers data to be backed up
  C. Manages the backup operation
  D. Writes metadata to the backup catalog
  A. Writes data to a backup device

• Question 20:

  A backup administrator wants to leverage the replication feature available on the storage array as an alternate source for backups. What is an advantage of this approach?

  A. Removes the burden on the production LUNs during backup
  B. Improves RPO
  C. Enables backups to be performed without a storage node
  D. Decreases storage utilization
  A. Removes the burden on the production LUNs during backup