EMC E20-001 Online Practice Questions and Exam Preparation

EMC E20-001 Online Questions & Answers

• Question 51:

  What is the correct sequence of steps to be followed to perform NAS I/O operation?

  1.

  Storage array processes the request.

  2.

  NAS device converts file I/O to block I/O

  3.

  File I/O request by client

  4.

  NAS device forwards the file to the client

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

• Question 52:

  In full volume mirroring when is the target accessible?

  A. Only after synchronization and attached to source
  B. Only after synchronization and detached to source
  C. Only before initial synchronization and detached from source
  D. Only before initial synchronization and attached to source
  B. Only after synchronization and detached to source

• Question 53:

  How are nodes typically connected in a two tier Core Edge fabric?

  A. Host on Edge, storage on Core
  B. Storage on Edge, host on Edge
  C. Placement is irrelevant
  D. Host and storage on Edge, ISL only on Core
  A. Host on Edge, storage on Core

• Question 54:

  What is a valid member of a zone in a SAN?

  A. The IP address of a host
  B. A Domain ID
  C. The serial number of a storage array
  D. A HBA WWPN
  D. A HBA WWPN

• Question 55:

  Which statement is true about integrated NAS systems?

  A. NAS components and storage arrays are managed via array management software
  B. NAS devices are managed via NAS software and there is no need for storage array management
  C. Integrated NAS systems do not require storage array connection
  D. NAS components and storage arrays are managed by NAS software
  D. NAS components and storage arrays are managed by NAS software

• Question 56:

  What do you monitor as part of an array capacity check?

  A. Allocated storage
  B. Back-end throughput
  C. Replication processes
  D. Disk status
  A. Allocated storage

• Question 57:

  What is the write penalty in RAID 5?

  A. 4
  B. 1
  C. 2
  D. 6
  A. 4

• Question 58:

  What is a benefit of a NAS Solution?

  A. Introduces block level I/O to the networked environment
  B. Enables the ability to share data across platforms
  C. Improved network bandwidth
  D. Improved network performance
  B. Enables the ability to share data across platforms

• Question 59:

  A WAN link transports your data between a primary data center and a remote location. To ensure data confidentiality, which EMC solution is most appropriate?

  A. RSA BSAFE libraries
  B. RSA Key Manager
  C. CipherOptics SG appliances
  D. NeoScale CryptoStore appliances
  C. CipherOptics SG appliances

• Question 60:

  Which statement describes the iSCSI protocol?

  A. SCSI over ATA
  B. SCSI over IP
  C. IP over SCSI
  D. ATA over SCSI
  B. SCSI over IP