EMC E20-001 Online Practice Questions and Exam Preparation

EMC E20-001 Online Questions & Answers

• Question 111:

  Which logical component of a storage environment is host resident?

  A. Disk
  B. Port
  C. File system
  D. Memory
  C. File system

• Question 112:

  What is a reason for implementing single HBA zoning?

  A. Increase reset time for any change made in the state of the fabric
  B. Reduce the number of zones required in the SAN
  C. Decrease reset time for any change made in the state of the fabric
  D. Prevent host from seeing the same volumes via multiple HBAs
  C. Decrease reset time for any change made in the state of the fabric

• Question 113:

  What is a disadvantage of a Fibre Channel hub when compared to a Fibre Channel switch?

  A. Limited performance
  B. Larger footprint
  C. Higher cost
  D. Limited interoperability
  A. Limited performance

• Question 114:

  In a point-to-point configuration, how many devices can be connected to a storage array?

  A. 2
  B. 15 million devices
  C. 127
  D. Depends upon number of array ports
  D. Depends upon number of array ports

• Question 115:

  What best describes a landing zone in a disk drive?

  A. Area on which the read/write head rests
  B. Area where read/write head lands to access data
  C. Area where two read/write platters rest
  D. Area where two read/write heads touch each other
  A. Area on which the read/write head rests

• Question 116:

  What does SAN security architecture recommend?

  A. Multiple integrated layers of security
  B. Multiple isolated layers of security
  C. Single integrated solution for security
  D. Multiple isolated solutions for security
  A. Multiple integrated layers of security

• Question 117:

  In which management task would you collect and analyze ISL traffic metrics?

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

• Question 118:

  In an iSCSI environment, how do the iSCSI initiators discover the targets?

  A. Using Internet storage name service
  B. Using Domain name service
  C. Using Network information service
  D. Using Storage internet name service
  A. Using Internet storage name service

• Question 119:

  Why do array based local replication technologies track changes made to source and target devices after the creation of a replica?

  A. For faster initial synchronization
  B. For faster re-synchronization
  C. To allow multiple replicas
  D. To lower Recovery Time Objective
  B. For faster re-synchronization

• Question 120:

  What provides maximum data protection and availability on the back end of a storage array?

  A. Dual controllers
  B. Command queuing processes
  C. SCSI addressing
  D. Multipathing software
  A. Dual controllers