EMC E20-559 Online Practice Questions and Exam Preparation

EMC E20-559 Online Questions & Answers

• Question 1:

  Which Isilon data protection offers additional safety during data rebuilds and is the minimum required protection for node pools containing drives that are 6 TB or larger?

  A. 3X
  B. N+2d:1n
  C. N+3d:1n1d
  D. N+3d:1n
  C. N+3d:1n1d

• Question 2:

  Which type of information does the Isilon isi status command provide?

  A. Job engine and critical alerts
  B. Protocol and node statistics
  C. Drive replacement and drive statistics
  D. Drive statistics and hardware condition
  A. Job engine and critical alerts

• Question 3:

  When are file pool policy actions applied to files?

  A. When a file is written for path-based filters after SmartPools job has run at least once
  B. When a file is read for node pool location-based actions after the SmartPools job has run at least once
  C. When the SetProtectPlus job runs for clusters with multiple file pool policies
  D. When a file is modified for the first time after the SetProtectPlus job has run at least once
  A. When a file is written for path-based filters after SmartPools job has run at least once

• Question 4:

  An Isilon storage administrator has created a 500 GB quota on a new directory called `/ifs/homedirs'. The administrator then begins migrating files from a Linux server through NFS to the new directory. The migration tool returns a "Disk quota exceeded" error and fails to complete after approximately 400 GB of files are copied to the Isilon cluster. However, the cluster is reporting 10 TB of unused capacity. What is the most likely cause for this error?

  A. Hard quota includes overhead
  B. SmartPool tier capacity has been exceeded
  C. Soft quotas have been exceeded
  D. Only the root can exceed 80% of quota
  A. Hard quota includes overhead

• Question 5:

  What are the minimum requirements needed to enable the Global Namespace Acceleration setting?

  A. 1.5% of the disks capacity must be SSD 20% of the nodes must contain SSDs
  B. 2.0% of the disks capacity must be SSD 5% of the nodes must contain SSDs SmartPool license
  C. 2.5% of the disks capacity must be SSD SmartPool license
  D. 20% of the number of disks must be SSDs
  A. 1.5% of the disks capacity must be SSD 20% of the nodes must contain SSDs

• Question 6:

  When implementing a new Isilon cluster, DNS entries are added to a company's environment that looks like the following:

  Isilon_node1.isilon.clustercom AAAA fd18:b23e:1659:ad42:0:0:a:a9

  What does this entry indicate?

  A. AAAA record maps hostname to a 32-bit IPv4 address
  B. AAAA record maps hostname to a 64-bit IPv4 address
  C. AAAA record maps hostname to a 64-bit IPv6 address
  D. AAAA record maps hostname to a 128-bit IPv6 address
  D. AAAA record maps hostname to a 128-bit IPv6 address

• Question 7:

  What accurately describes the behavior of an access token on an Isilon cluster?

  A. Updated when the client accesses the cluster
  B. One token is generated for every access zone
  C. Cannot contain both an SID and an UID
  D. Requires the use of external authentication providers
  A. Updated when the client accesses the cluster

• Question 8:

  Which job is a data distribution job on an Isilon cluster?

  A. FlexProtect
  B. Collect
  C. MediaScan
  D. TreeDelete
  A. FlexProtect

• Question 9:

  A storage administrator has an Isilon cluster consisting of 20 nodes. The nodes have identical hardware and are members of a single node pool. All files are being protected at N+2d:1n. What is the largest file that can be written in a single stripe on this cluster?

  A. 1024 KB
  B. 2048 KB
  C. 2304 KB
  D. 2560 KB
  B. 2048 KB

• Question 10:

  An administrator wants to configure antivirus scanning on an Isilon cluster. What is the best way to accomplish this task?

  A. Isilon web administration interface => Data Protection => Antivirus, and then click "Add an ICAP Server"
  B. Install the antivirus client on all nodes in the cluster
  C. Install the antivirus client on the logical node number in the cluster
  D. Isilon web administration interface => Data Protection, and then click "Install Antivirus Client"
  B. Install the antivirus client on all nodes in the cluster