EMC E20-001 Online Practice Questions and Exam Preparation

EMC E20-001 Online Questions & Answers

• Question 351:

  A customer wants to deploy a business continuity solution between two data centers which are 500 Km apart. Which solution will provide connectivity between the two FC-SANs in the most cost-effective way?

  A. IP switches communicating over TCP
  B. Native iSCSI communicating over TCP/IP
  C. FC switches communicating over FCP
  D. FCIP gateways communicating over TCP/IP
  B. Native iSCSI communicating over TCP/IP

• Question 352:

  What is the role of virtualization technology?

  A. Logical view of physical resources with appropriate modifications of the usage interfaces
  B. Logical view of physical resources while preserving the usage interfaces
  C. Physical view of logical resources while preserving the usage interfaces
  D. Physical view of logical resources with appropriate modifications of the usage interfaces
  B. Logical view of physical resources while preserving the usage interfaces

• Question 353:

  In an information-centric model, which step is performed first when "securing people"?

  A. Controlling access to data or resources
  B. Establishing and assuring identity
  C. Establishing a network firewall
  D. Determining the risk of data loss
  B. Establishing and assuring identity

• Question 354:

  You are planning for disaster recovery of your backup and recovery environment. Which backup server component must be included?

  A. Reports
  B. Catalog
  C. Device configuration
  D. Log files
  B. Catalog

• Question 355:

  What is a requirement for a client initiated restore?

  A. Backup device must be disk
  B. Backup catalog must be available C. Separate storage node must exist
  D. Must be initiated through a CLI
  B. Backup catalog must be available C. Separate storage node must exist

• Question 356:

  Which management task eliminates single points of failure in a data center?

  A. Security
  B. Performance
  C. Capacity
  D. Availability
  C. Capacity

• Question 357:

  A disk drive has a rotational speed of 100 revolutions per second. What is the average rotational latency?

  A. 15 ms
  B. 10 ms
  C. 3 ms
  D. 5 ms
  D. 5 ms

• Question 358:

  How many simultaneous operations can an eight disk RAID 5 set perform?

  A. 8 reads or 4 writes
  B. 4 reads or 8 writes
  C. 8 reads and 4 writes
  D. 4 reads and 8 writes
  A. 8 reads or 4 writes

• Question 359:

  Which remote replication technology absolutely requires host involvement?

  A. Disk buffered consistent point in time (PIT) copies
  B. Synchronous
  C. Asynchronous
  D. Logical volume manager (LVM) Mirroring
  D. Logical volume manager (LVM) Mirroring

• Question 360:

  Which data access pattern is most influenced by slow seek times?

  A. Random, small writes
  B. Random, large reads
  C. Sequential, small reads
  D. Sequential, large writes
  A. Random, small writes