EMC EMC Specialist E20-390 Questions & Answers

• Question 51:

  Which command is used to configure NTP on a VNX Data Mover?

  A. server_date

  B. server_sysconfig

  C. server_route

  D. server_ip

  Correct Answer: A

• Question 52:

  A company needs to have one of its file systems configured to auto extend at 80% HWM as part of a thin provisioning requirement. What must be taken into consideration when implementing this solution?

  A. Sufficient storage must be available since space is not reserved

  B. Maximum auto extend size will be reserved automatically

  C. Only 80% of the current file system size will be reserved

  D. Auto extend can only be configured at file system creation

  Correct Answer: A

• Question 53:

  Which parameters are used by the VNX File deduplication policy engine to process files for deduplication?

  A. File extension and modified time

  B. File extension and offline attribute

  C. Access time and offline attribute

  D. Access time and file permissions

  Correct Answer: A

• Question 54:

  In a VNX environment, what is required to enable auto extend for an existing file system?

  A. Must be mounted as read/write by the Data Mover

  B. Must be mounted as read-only by the Data Mover

  C. Must be unmounted from the Data Mover

  D. Auto extend cannot be assigned on a existing file system

  Correct Answer: A

• Question 55:

  In a VNX for Block environment, which two types of security configurations are available for iSCSI connections?

  A. Initiator and Mutual

  B. Server and Client

  C. HBA and NIC

  D. Private and Global

  Correct Answer: A

• Question 56:

  A company is assigning replicated LUNs from a new VNX to a Microsoft Windows 2008 host. Which action should be performed in order to avoid a misalignment?

  A. No action is required

  B. Upgrade to Microsoft Windows 2012 so alignment is done automatically

  C. Use Microsoft diskpart to align the new partition to a 2 MiB boundary

  D. Use a 16 kiB page size for the VNX cache

  Correct Answer: A

• Question 57:

  Which command can be used to retrieve available network devices when creating interfaces on a VNX Data Mover?

  A. server_sysconfig

  B. server_ifconfig

  C. server_config

  D. server_ipconfig

  Correct Answer: A

• Question 58:

  On a Linux host, which file or directory displays information about the discovered iSCSI target port IQN identifiers?

  A. /var/lib/iscsi/nodes

  B. /etc/initiatorname.iscsi

  C. /var/lib/iscsi/send_targets

  D. /etc/init.d/agent.config

  Correct Answer: A

• Question 59:

  In order to manually register a host, which type of information is required?

  A. IP address, host name, and host WWN

  B. IP address, HBA type, and host array

  C. Host name, array CommPath, and storage group

  D. Host name, initiator type, and SP port physical location

  Correct Answer: A

• Question 60:

  What is a unique identifier of a storage group?

  A. WWN

  B. Storage Group Name

  C. IP Address

  D. IQN

  Correct Answer: A